Craft · lessons, benches & plates
Paper instrument

The permanent reduction form

One numbered A–F form for every lesson and every constructed bench.

Paper instrument / A–F

A clean copy of the permanent form. Carry the same numbered lines through every lesson. Each print action chooses its own paper; native browser printing includes all available papers.

Blank form

Reduce a chart by hand

Part ATime

LineOperation and ruleWorkingResult
A1Birth date, civil
A2Clock time, 24-hour
A3Summer time in force?if Y subtract 1h · older war time may be 2h · stated on the bench
A4Standard time = A2 − A3
A5Zone offset from GreenwichWest add · East subtract
A6Universal Time = A4 + A5if 24h or more subtract 24h and move A7 forward a day · if below 0 add 24h and move A7 back
A7UT datemay differ from A1 · every plate row is read on this date

Part BSidereal time

LineOperation and ruleWorkingResult
B1Plate GST at midnight (0h UT) on the A7 dateread from the ephemeris row for A7
B2Interval since 0h = A6
B3Acceleration = B2 × 9.86 s per hourCheck: always under 4 minutes
B4Greenwich sidereal time at birth = B1 + B2 + B3carry at 60
B5Longitude in time = longitude × 4 min per degreeEast add · West subtract
B6Local sidereal time = B4 + B5if 24h or more subtract 24h
B7Southern hemisphere?if Y add 12h to B6 and normalise · this is the table entry

Part CAngles and cusps

LineOperation and ruleWorkingResult
C1Table rows bracketing B7: lower ST, upper STrows are 4 minutes apart
C2Fraction f = (B7 − lower) in seconds ÷ 240Check: always between 0 and 1
C3MC: lower, upper, difference, × f, + lowerthe same for every latitude
C4Latitude rows bracketing the birth: lower, upper; fraction gtable rows are 1° apart
C511 12 ASC 2 3 as columns: at the lower latitude, at the upper latitude, then by ga column that looks unlike its neighbours is the column with the mistake
C10Southern? Reverse every sign on C3 and C5degrees and minutes unchanged
C11Opposites: IC = MC + 180, DSC = ASC + 180, 5 6 8 9 = 11 12 2 3 + 180same degree and minute, opposite sign

Part DBodies

LineOperation and ruleWorkingResult
D:sunSun: this midnight, next midnight, motion, × A6 ÷ 24, positionnegative motion is retrograde, write R · a negative travel subtracts
D:moonMoon: this midnight, next midnight, motion, × A6 ÷ 24, positionnegative motion is retrograde, write R · a negative travel subtracts
D:mercuryMercury: this midnight, next midnight, motion, × A6 ÷ 24, positionnegative motion is retrograde, write R · a negative travel subtracts
D:venusVenus: this midnight, next midnight, motion, × A6 ÷ 24, positionnegative motion is retrograde, write R · a negative travel subtracts
D:marsMars: this midnight, next midnight, motion, × A6 ÷ 24, positionnegative motion is retrograde, write R · a negative travel subtracts
D:jupiterJupiter: this midnight, next midnight, motion, × A6 ÷ 24, positionnegative motion is retrograde, write R · a negative travel subtracts
D:saturnSaturn: this midnight, next midnight, motion, × A6 ÷ 24, positionnegative motion is retrograde, write R · a negative travel subtracts
D:uranusUranus: this midnight, next midnight, motion, × A6 ÷ 24, positionnegative motion is retrograde, write R · a negative travel subtracts
D:neptuneNeptune: this midnight, next midnight, motion, × A6 ÷ 24, positionnegative motion is retrograde, write R · a negative travel subtracts
D:plutoPluto: this midnight, next midnight, motion, × A6 ÷ 24, positionnegative motion is retrograde, write R · a negative travel subtracts
D:trueNodeTrue Node: this midnight, next midnight, motion, × A6 ÷ 24, positionnegative motion is retrograde, write R · a negative travel subtracts

Part EFigure and aspects

LineOperation and ruleWorkingResult
E1Cusps on the wheel. ASC at the left, houses counterclockwise, C11 filled
E2Bodies into houses by comparing D5 with the cuspsnote any body within 1° of a cusp
E3Aspectarian: the five Ptolemaic aspects, applying or separating from motionorbs as on the free transits surface

Part FReceipt

LineOperation and ruleWorkingResult
FReceipt: paper, Moira, Δ, cause for every computed line

Part F · continuationPaper-to-Moira discrepancy account

Retain the paper value; record Moira, the signed delta, and one cause from the fixed vocabulary.
LinePaperMoiraΔCause / notes
A4
A5
A6
A7
B1
B2
B3
B4
B5
B6
B7
C1
C2
C3
C4
C5
C10
C11
D:sun
D:moon
D:mercury
D:venus
D:mars
D:jupiter
D:saturn
D:uranus
D:neptune
D:pluto
D:trueNode
E2
E3

Blank permanent A–F reduction form · tropical zodiac · Placidus houses

Filled key · G1

Royal Observatory, Greenwich

Part ATime

LineOperation and ruleWorkingResult
A1Birth date, civilDec 13, 2023
A2Clock time, 24-hour08:00:00
A3Summer time in force?if Y subtract 1h · older war time may be 2h · stated on the benchNo · 0h
A4Standard time = A2 − A308:00:00
A5Zone offset from GreenwichWest add · East subtract+00:00:00
A6Universal Time = A4 + A5if 24h or more subtract 24h and move A7 forward a day · if below 0 add 24h and move A7 back08:00:00
A7UT datemay differ from A1 · every plate row is read on this dateDec 13, 2023

Part BSidereal time

LineOperation and ruleWorkingResult
B1Plate GST at midnight (0h UT) on the A7 dateread from the ephemeris row for A705:25:42
B2Interval since 0h = A608:00:00
B3Acceleration = B2 × 9.86 s per hourCheck: always under 4 minutes00:01:19
B4Greenwich sidereal time at birth = B1 + B2 + B3carry at 6013:27:01
B5Longitude in time = longitude × 4 min per degreeEast add · West subtract−00:00:00
B6Local sidereal time = B4 + B5if 24h or more subtract 24h13:27:01
B7Southern hemisphere?if Y add 12h to B6 and normalise · this is the table entryNo · 13:27:01

Part CAngles and cusps

LineOperation and ruleWorkingResult
C1Table rows bracketing B7: lower ST, upper STrows are 4 minutes apart13:24:00 → 13:28:00
C2Fraction f = (B7 − lower) in seconds ÷ 240Check: always between 0 and 10.75
C3MC: lower, upper, difference, × f, + lowerthe same for every latitudeMC 23° ♎︎ 30′00.00″
C4Latitude rows bracketing the birth: lower, upper; fraction gtable rows are 1° apart51° → 52° · g 0.48
C511 12 ASC 2 3 as columns: at the lower latitude, at the upper latitude, then by ga column that looks unlike its neighbours is the column with the mistakeC11 16° ♏︎ 46′00.00″ · C12 4° ♐︎ 28′00.00″ · ASC 20° ♐︎ 15′00.00″ · C2 1° ♒︎ 34′00.00″ · C3 19° ♓︎ 03′00.00″
C10Southern? Reverse every sign on C3 and C5degrees and minutes unchangedNo
C11Opposites: IC = MC + 180, DSC = ASC + 180, 5 6 8 9 = 11 12 2 3 + 180same degree and minute, opposite signIC 23° ♈︎ 30′00.00″ · 5 16° ♉︎ 46′00.00″ · 6 4° ♊︎ 28′00.00″ · DSC 20° ♊︎ 15′00.00″ · 8 1° ♌︎ 34′00.00″ · 9 19° ♍︎ 03′00.00″

Part DBodies

LineOperation and ruleWorkingResult
D:sunSun: this midnight, next midnight, motion, × A6 ÷ 24, positionnegative motion is retrograde, write R · a negative travel subtracts20° ♐︎ 42′00.00″ → 21° ♐︎ 43′00.00″ · +61′ · 21° ♐︎ 02′00.00″
D:moonMoon: this midnight, next midnight, motion, × A6 ÷ 24, positionnegative motion is retrograde, write R · a negative travel subtracts20° ♐︎ 57′00.00″ → 4° ♑︎ 59′00.00″ · +842′ · 25° ♐︎ 38′00.00″
D:mercuryMercury: this midnight, next midnight, motion, × A6 ÷ 24, positionnegative motion is retrograde, write R · a negative travel subtracts8° ♑︎ 29′00.00″ → 8° ♑︎ 27′00.00″ · R −2′ · 8° ♑︎ 28′00.00″
D:venusVenus: this midnight, next midnight, motion, × A6 ÷ 24, positionnegative motion is retrograde, write R · a negative travel subtracts9° ♏︎ 43′00.00″ → 10° ♏︎ 55′00.00″ · +72′ · 10° ♏︎ 07′00.00″
D:marsMars: this midnight, next midnight, motion, × A6 ÷ 24, positionnegative motion is retrograde, write R · a negative travel subtracts13° ♐︎ 21′00.00″ → 14° ♐︎ 05′00.00″ · +44′ · 13° ♐︎ 36′00.00″
D:jupiterJupiter: this midnight, next midnight, motion, × A6 ÷ 24, positionnegative motion is retrograde, write R · a negative travel subtracts6° ♉︎ 09′00.00″ → 6° ♉︎ 05′00.00″ · R −4′ · 6° ♉︎ 08′00.00″
D:saturnSaturn: this midnight, next midnight, motion, × A6 ÷ 24, positionnegative motion is retrograde, write R · a negative travel subtracts1° ♓︎ 47′00.00″ → 1° ♓︎ 51′00.00″ · +4′ · 1° ♓︎ 48′00.00″
D:uranusUranus: this midnight, next midnight, motion, × A6 ÷ 24, positionnegative motion is retrograde, write R · a negative travel subtracts19° ♉︎ 55′00.00″ → 19° ♉︎ 53′00.00″ · R −2′ · 19° ♉︎ 54′00.00″
D:neptuneNeptune: this midnight, next midnight, motion, × A6 ÷ 24, positionnegative motion is retrograde, write R · a negative travel subtracts24° ♓︎ 54′00.00″ → 24° ♓︎ 54′00.00″ · +0′ · 24° ♓︎ 54′00.00″
D:plutoPluto: this midnight, next midnight, motion, × A6 ÷ 24, positionnegative motion is retrograde, write R · a negative travel subtracts28° ♑︎ 48′00.00″ → 28° ♑︎ 50′00.00″ · +2′ · 28° ♑︎ 49′00.00″
D:trueNodeTrue Node: this midnight, next midnight, motion, × A6 ÷ 24, positionnegative motion is retrograde, write R · a negative travel subtracts23° ♈︎ 20′00.00″ → 23° ♈︎ 10′00.00″ · R −10′ · 23° ♈︎ 17′00.00″

Part EFigure and aspects

LineOperation and ruleWorkingResult
E1Cusps on the wheel. ASC at the left, houses counterclockwise, C11 filledCompleted on the figure · counterclockwise
E2Bodies into houses by comparing D5 with the cuspsnote any body within 1° of a cuspsun H1 · moon H1 · mercury H1 · venus H10 · mars H12 · jupiter H4 · saturn H2 · uranus H5 · neptune H3 · pluto H1 · trueNode H3
E3Aspectarian: the five Ptolemaic aspects, applying or separating from motionorbs as on the free transits surfacesun/moon Conjunction 276′ separating · sun/mars Conjunction 446′ separating · sun/neptune Square 232′ applying · sun/trueNode Trine 135′ applying · moon/neptune Square 44′ separating · moon/trueNode Trine 141′ separating · mercury/venus Sextile 99′ separating · mercury/jupiter Trine 140′ separating · venus/jupiter Opposition 239′ separating · jupiter/saturn Sextile 260′ applying · uranus/neptune Sextile 300′ separating · neptune/pluto Sextile 235′ separating · pluto/trueNode Square 332′ separating

Part FReceipt

LineOperation and ruleWorkingResult
FReceipt: paper, Moira, Δ, cause for every computed lineCompleted on the figure

Part F · continuationPaper-to-Moira discrepancy account

Retain the paper value; record Moira, the signed delta, and one cause from the fixed vocabulary.
LinePaperMoiraΔCause / notes
A408:00:0008:00:000 sZone or DST
A5+00:00:00+00:00:000 sZone or DST
A608:00:0008:00:000 sZone or DST
A7Dec 13, 2023Dec 13, 2023exactDate change
B105:25:4205:25:420 sSidereal-time rounding
B208:00:0008:00:000 sSidereal-time rounding
B300:01:1900:01:190 sSidereal-time rounding
B413:27:0113:27:010 sSidereal-time rounding
B5−00:00:00−00:00:000 sSidereal-time rounding
B613:27:0113:27:00+0.8 sSidereal-time rounding
B7No · 13:27:01No · 13:27:00+0.8 sSidereal-time rounding
C113:24:00 → 13:28:0013:24:00 → 13:28:00exactTable grid
C20.750.750.00Table grid
C3MC 23° ♎︎ 30′00.00″MC 23° ♎︎ 30′00.00″−0.12′Table grid
C451° → 52° · g 0.4851° → 52° · g 0.48exactLatitude grid
C5C11 16° ♏︎ 46′00.00″ · C12 4° ♐︎ 28′00.00″ · ASC 20° ♐︎ 15′00.00″ · C2 1° ♒︎ 34′00.00″ · C3 19° ♓︎ 03′00.00″ASC 20° ♐︎ 15′00.00″ · C11 16° ♏︎ 46′00.00″ · C12 4° ♐︎ 28′00.00″ · C2 1° ♒︎ 34′00.00″ · C3 19° ♓︎ 03′00.00″max −0.44′Latitude grid
C10NoNoexactLatitude grid
C11IC 23° ♈︎ 30′00.00″ · 5 16° ♉︎ 46′00.00″ · 6 4° ♊︎ 28′00.00″ · DSC 20° ♊︎ 15′00.00″ · 8 1° ♌︎ 34′00.00″ · 9 19° ♍︎ 03′00.00″IC 23° ♈︎ 30′00.00″ · DSC 20° ♊︎ 15′00.00″ · 5 16° ♉︎ 46′00.00″ · 6 4° ♊︎ 28′00.00″ · 8 1° ♌︎ 34′00.00″ · 9 19° ♍︎ 03′00.00″max −0.44′Table grid
D:sun20° ♐︎ 42′00.00″ → 21° ♐︎ 43′00.00″ · +61′ · 21° ♐︎ 02′00.00″20° ♐︎ 42′00.00″ → 21° ♐︎ 43′00.00″ · +61′ · 21° ♐︎ 02′00.00″+0.05′Table grid
D:moon20° ♐︎ 57′00.00″ → 4° ♑︎ 59′00.00″ · +842′ · 25° ♐︎ 38′00.00″20° ♐︎ 57′00.00″ → 4° ♑︎ 59′00.00″ · +842′ · 25° ♐︎ 36′00.00″+2.22′Linear Moon
D:mercury8° ♑︎ 29′00.00″ → 8° ♑︎ 27′00.00″ · R −2′ · 8° ♑︎ 28′00.00″8° ♑︎ 29′00.00″ → 8° ♑︎ 27′00.00″ · R −2′ · 8° ♑︎ 29′00.00″−1.33′Station
D:venus9° ♏︎ 43′00.00″ → 10° ♏︎ 55′00.00″ · +72′ · 10° ♏︎ 07′00.00″9° ♏︎ 43′00.00″ → 10° ♏︎ 55′00.00″ · +72′ · 10° ♏︎ 07′00.00″−0.26′Table grid
D:mars13° ♐︎ 21′00.00″ → 14° ♐︎ 05′00.00″ · +44′ · 13° ♐︎ 36′00.00″13° ♐︎ 21′00.00″ → 14° ♐︎ 05′00.00″ · +44′ · 13° ♐︎ 36′00.00″−0.04′Table grid
D:jupiter6° ♉︎ 09′00.00″ → 6° ♉︎ 05′00.00″ · R −4′ · 6° ♉︎ 08′00.00″6° ♉︎ 09′00.00″ → 6° ♉︎ 05′00.00″ · R −4′ · 6° ♉︎ 08′00.00″+0.49′Station
D:saturn1° ♓︎ 47′00.00″ → 1° ♓︎ 51′00.00″ · +4′ · 1° ♓︎ 48′00.00″1° ♓︎ 47′00.00″ → 1° ♓︎ 51′00.00″ · +4′ · 1° ♓︎ 48′00.00″−0.45′Station
D:uranus19° ♉︎ 55′00.00″ → 19° ♉︎ 53′00.00″ · R −2′ · 19° ♉︎ 54′00.00″19° ♉︎ 55′00.00″ → 19° ♉︎ 53′00.00″ · R −2′ · 19° ♉︎ 55′00.00″−0.57′Station
D:neptune24° ♓︎ 54′00.00″ → 24° ♓︎ 54′00.00″ · +0′ · 24° ♓︎ 54′00.00″24° ♓︎ 54′00.00″ → 24° ♓︎ 54′00.00″ · +0′ · 24° ♓︎ 54′00.00″−0.10′Station
D:pluto28° ♑︎ 48′00.00″ → 28° ♑︎ 50′00.00″ · +2′ · 28° ♑︎ 49′00.00″28° ♑︎ 48′00.00″ → 28° ♑︎ 50′00.00″ · +2′ · 28° ♑︎ 49′00.00″+0.24′Station
D:trueNode23° ♈︎ 20′00.00″ → 23° ♈︎ 10′00.00″ · R −10′ · 23° ♈︎ 17′00.00″23° ♈︎ 20′00.00″ → 23° ♈︎ 10′00.00″ · R −10′ · 23° ♈︎ 17′00.00″−0.06′Mean vs true node
E2sun H1 · moon H1 · mercury H1 · venus H10 · mars H12 · jupiter H4 · saturn H2 · uranus H5 · neptune H3 · pluto H1 · trueNode H3sun H1 · moon H1 · mercury H1 · venus H10 · mars H12 · jupiter H4 · saturn H2 · uranus H5 · neptune H3 · pluto H1 · trueNode H3exactTable grid
E3sun/moon Conjunction 276′ separating · sun/mars Conjunction 446′ separating · sun/neptune Square 232′ applying · sun/trueNode Trine 135′ applying · moon/neptune Square 44′ separating · moon/trueNode Trine 141′ separating · mercury/venus Sextile 99′ separating · mercury/jupiter Trine 140′ separating · venus/jupiter Opposition 239′ separating · jupiter/saturn Sextile 260′ applying · uranus/neptune Sextile 300′ separating · neptune/pluto Sextile 235′ separating · pluto/trueNode Square 332′ separatingsun/moon Conjunction 274′ separating · sun/mars Conjunction 446′ separating · sun/neptune Square 232′ applying · sun/trueNode Trine 135′ applying · moon/neptune Square 42′ separating · moon/trueNode Trine 139′ separating · mercury/venus Sextile 98′ separating · mercury/jupiter Trine 141′ separating · venus/jupiter Opposition 239′ separating · jupiter/saturn Sextile 260′ applying · uranus/neptune Sextile 299′ separating · neptune/pluto Sextile 235′ separating · pluto/trueNode Square 332′ separatingdifferentTable grid
G1ΔT policy · engine default hybrid
Filled key · D2

Denver, Colorado

Part ATime

LineOperation and ruleWorkingResult
A1Birth date, civilJul 19, 2021
A2Clock time, 24-hour21:30:00
A3Summer time in force?if Y subtract 1h · older war time may be 2h · stated on the benchYes · 1h
A4Standard time = A2 − A320:30:00
A5Zone offset from GreenwichWest add · East subtract+07:00:00
A6Universal Time = A4 + A5if 24h or more subtract 24h and move A7 forward a day · if below 0 add 24h and move A7 back03:30:00
A7UT datemay differ from A1 · every plate row is read on this dateJul 20, 2021

Part BSidereal time

LineOperation and ruleWorkingResult
B1Plate GST at midnight (0h UT) on the A7 dateread from the ephemeris row for A719:51:59
B2Interval since 0h = A603:30:00
B3Acceleration = B2 × 9.86 s per hourCheck: always under 4 minutes00:00:35
B4Greenwich sidereal time at birth = B1 + B2 + B3carry at 6023:22:34
B5Longitude in time = longitude × 4 min per degreeEast add · West subtract−06:59:58
B6Local sidereal time = B4 + B5if 24h or more subtract 24h16:22:36
B7Southern hemisphere?if Y add 12h to B6 and normalise · this is the table entryNo · 16:22:36

Part CAngles and cusps

LineOperation and ruleWorkingResult
C1Table rows bracketing B7: lower ST, upper STrows are 4 minutes apart16:20:00 → 16:24:00
C2Fraction f = (B7 − lower) in seconds ÷ 240Check: always between 0 and 10.65
C3MC: lower, upper, difference, × f, + lowerthe same for every latitudeMC 7° ♐︎ 27′00.00″
C4Latitude rows bracketing the birth: lower, upper; fraction gtable rows are 1° apart39° → 40° · g 0.74
C511 12 ASC 2 3 as columns: at the lower latitude, at the upper latitude, then by ga column that looks unlike its neighbours is the column with the mistakeC11 28° ♐︎ 44′00.00″ · C12 21° ♑︎ 00′00.00″ · ASC 20° ♒︎ 47′00.00″ · C2 8° ♈︎ 05′00.00″ · C3 12° ♉︎ 35′00.00″
C10Southern? Reverse every sign on C3 and C5degrees and minutes unchangedNo
C11Opposites: IC = MC + 180, DSC = ASC + 180, 5 6 8 9 = 11 12 2 3 + 180same degree and minute, opposite signIC 7° ♊︎ 27′00.00″ · 5 28° ♊︎ 44′00.00″ · 6 21° ♋︎ 00′00.00″ · DSC 20° ♌︎ 47′00.00″ · 8 8° ♎︎ 05′00.00″ · 9 12° ♏︎ 35′00.00″

Part DBodies

LineOperation and ruleWorkingResult
D:sunSun: this midnight, next midnight, motion, × A6 ÷ 24, positionnegative motion is retrograde, write R · a negative travel subtracts27° ♋︎ 31′00.00″ → 28° ♋︎ 28′00.00″ · +57′ · 27° ♋︎ 39′00.00″
D:moonMoon: this midnight, next midnight, motion, × A6 ÷ 24, positionnegative motion is retrograde, write R · a negative travel subtracts1° ♐︎ 44′00.00″ → 16° ♐︎ 15′00.00″ · +871′ · 3° ♐︎ 51′00.00″
D:mercuryMercury: this midnight, next midnight, motion, × A6 ÷ 24, positionnegative motion is retrograde, write R · a negative travel subtracts13° ♋︎ 39′00.00″ → 15° ♋︎ 34′00.00″ · +115′ · 13° ♋︎ 56′00.00″
D:venusVenus: this midnight, next midnight, motion, × A6 ÷ 24, positionnegative motion is retrograde, write R · a negative travel subtracts27° ♌︎ 34′00.00″ → 28° ♌︎ 46′00.00″ · +72′ · 27° ♌︎ 45′00.00″
D:marsMars: this midnight, next midnight, motion, × A6 ÷ 24, positionnegative motion is retrograde, write R · a negative travel subtracts23° ♌︎ 50′00.00″ → 24° ♌︎ 27′00.00″ · +37′ · 23° ♌︎ 55′00.00″
D:jupiterJupiter: this midnight, next midnight, motion, × A6 ÷ 24, positionnegative motion is retrograde, write R · a negative travel subtracts0° ♓︎ 50′00.00″ → 0° ♓︎ 45′00.00″ · R −5′ · 0° ♓︎ 49′00.00″
D:saturnSaturn: this midnight, next midnight, motion, × A6 ÷ 24, positionnegative motion is retrograde, write R · a negative travel subtracts11° ♒︎ 09′00.00″ → 11° ♒︎ 05′00.00″ · R −4′ · 11° ♒︎ 08′00.00″
D:uranusUranus: this midnight, next midnight, motion, × A6 ÷ 24, positionnegative motion is retrograde, write R · a negative travel subtracts14° ♉︎ 24′00.00″ → 14° ♉︎ 25′00.00″ · +1′ · 14° ♉︎ 24′00.00″
D:neptuneNeptune: this midnight, next midnight, motion, × A6 ÷ 24, positionnegative motion is retrograde, write R · a negative travel subtracts23° ♓︎ 03′00.00″ → 23° ♓︎ 02′00.00″ · R −1′ · 23° ♓︎ 03′00.00″
D:plutoPluto: this midnight, next midnight, motion, × A6 ÷ 24, positionnegative motion is retrograde, write R · a negative travel subtracts25° ♑︎ 31′00.00″ → 25° ♑︎ 29′00.00″ · R −2′ · 25° ♑︎ 31′00.00″
D:trueNodeTrue Node: this midnight, next midnight, motion, × A6 ÷ 24, positionnegative motion is retrograde, write R · a negative travel subtracts9° ♊︎ 48′00.00″ → 9° ♊︎ 48′00.00″ · +0′ · 9° ♊︎ 48′00.00″

Part EFigure and aspects

LineOperation and ruleWorkingResult
E1Cusps on the wheel. ASC at the left, houses counterclockwise, C11 filledCompleted on the figure · counterclockwise
E2Bodies into houses by comparing D5 with the cuspsnote any body within 1° of a cuspsun H6 · moon H9 · mercury H5 · venus H7 · mars H7 · jupiter H1 · saturn H12 · uranus H3 · neptune H1 · pluto H12 · trueNode H4
E3Aspectarian: the five Ptolemaic aspects, applying or separating from motionorbs as on the free transits surfacesun/moon Trine 372′ separating · sun/neptune Trine 276′ separating · sun/pluto Opposition 128′ separating · moon/venus Square 366′ separating · moon/jupiter Square 182′ separating · moon/trueNode Opposition 357′ separating · mercury/uranus Sextile 28′ separating · venus/mars Conjunction 230′ separating · venus/jupiter Opposition 184′ applying · mars/jupiter Opposition 414′ applying · saturn/uranus Square 196′ separating · saturn/trueNode Trine 80′ applying · neptune/pluto Sextile 148′ applying

Part FReceipt

LineOperation and ruleWorkingResult
FReceipt: paper, Moira, Δ, cause for every computed lineCompleted on the figure

Part F · continuationPaper-to-Moira discrepancy account

Retain the paper value; record Moira, the signed delta, and one cause from the fixed vocabulary.
LinePaperMoiraΔCause / notes
A420:30:0020:30:000 sZone or DST
A5+07:00:00+07:00:000 sZone or DST
A603:30:0003:30:000 sZone or DST
A7Jul 20, 2021Jul 20, 2021exactDate change
B119:51:5919:51:590 sSidereal-time rounding
B203:30:0003:30:000 sSidereal-time rounding
B300:00:3500:00:350 sSidereal-time rounding
B423:22:3423:22:340 sSidereal-time rounding
B5−06:59:58−06:59:580 sSidereal-time rounding
B616:22:3616:22:35+0.7 sSidereal-time rounding
B7No · 16:22:36No · 16:22:35+0.7 sSidereal-time rounding
C116:20:00 → 16:24:0016:20:00 → 16:24:00exactTable grid
C20.650.650.00Table grid
C3MC 7° ♐︎ 27′00.00″MC 7° ♐︎ 27′00.00″+0.14′Table grid
C439° → 40° · g 0.7439° → 40° · g 0.74exactLatitude grid
C5C11 28° ♐︎ 44′00.00″ · C12 21° ♑︎ 00′00.00″ · ASC 20° ♒︎ 47′00.00″ · C2 8° ♈︎ 05′00.00″ · C3 12° ♉︎ 35′00.00″ASC 20° ♒︎ 47′00.00″ · C11 28° ♐︎ 43′00.00″ · C12 21° ♑︎ 00′00.00″ · C2 8° ♈︎ 05′00.00″ · C3 12° ♉︎ 34′00.00″max +0.80′Latitude grid
C10NoNoexactLatitude grid
C11IC 7° ♊︎ 27′00.00″ · 5 28° ♊︎ 44′00.00″ · 6 21° ♋︎ 00′00.00″ · DSC 20° ♌︎ 47′00.00″ · 8 8° ♎︎ 05′00.00″ · 9 12° ♏︎ 35′00.00″IC 7° ♊︎ 27′00.00″ · DSC 20° ♌︎ 47′00.00″ · 5 28° ♊︎ 43′00.00″ · 6 21° ♋︎ 00′00.00″ · 8 8° ♎︎ 05′00.00″ · 9 12° ♏︎ 34′00.00″max +0.80′Table grid
D:sun27° ♋︎ 31′00.00″ → 28° ♋︎ 28′00.00″ · +57′ · 27° ♋︎ 39′00.00″27° ♋︎ 31′00.00″ → 28° ♋︎ 28′00.00″ · +57′ · 27° ♋︎ 39′00.00″−0.38′Table grid
D:moon1° ♐︎ 44′00.00″ → 16° ♐︎ 15′00.00″ · +871′ · 3° ♐︎ 51′00.00″1° ♐︎ 44′00.00″ → 16° ♐︎ 15′00.00″ · +871′ · 3° ♐︎ 50′00.00″+0.60′Linear Moon
D:mercury13° ♋︎ 39′00.00″ → 15° ♋︎ 34′00.00″ · +115′ · 13° ♋︎ 56′00.00″13° ♋︎ 39′00.00″ → 15° ♋︎ 34′00.00″ · +115′ · 13° ♋︎ 55′00.00″+0.76′Table grid
D:venus27° ♌︎ 34′00.00″ → 28° ♌︎ 46′00.00″ · +72′ · 27° ♌︎ 45′00.00″27° ♌︎ 34′00.00″ → 28° ♌︎ 46′00.00″ · +72′ · 27° ♌︎ 44′00.00″+0.52′Table grid
D:mars23° ♌︎ 50′00.00″ → 24° ♌︎ 27′00.00″ · +37′ · 23° ♌︎ 55′00.00″23° ♌︎ 50′00.00″ → 24° ♌︎ 27′00.00″ · +37′ · 23° ♌︎ 55′00.00″−0.30′Table grid
D:jupiter0° ♓︎ 50′00.00″ → 0° ♓︎ 45′00.00″ · R −5′ · 0° ♓︎ 49′00.00″0° ♓︎ 50′00.00″ → 0° ♓︎ 45′00.00″ · R −5′ · 0° ♓︎ 50′00.00″−0.54′Station
D:saturn11° ♒︎ 09′00.00″ → 11° ♒︎ 05′00.00″ · R −4′ · 11° ♒︎ 08′00.00″11° ♒︎ 09′00.00″ → 11° ♒︎ 05′00.00″ · R −4′ · 11° ♒︎ 09′00.00″−0.72′Station
D:uranus14° ♉︎ 24′00.00″ → 14° ♉︎ 25′00.00″ · +1′ · 14° ♉︎ 24′00.00″14° ♉︎ 24′00.00″ → 14° ♉︎ 25′00.00″ · +1′ · 14° ♉︎ 24′00.00″−0.15′Station
D:neptune23° ♓︎ 03′00.00″ → 23° ♓︎ 02′00.00″ · R −1′ · 23° ♓︎ 03′00.00″23° ♓︎ 03′00.00″ → 23° ♓︎ 02′00.00″ · R −1′ · 23° ♓︎ 03′00.00″+0.45′Station
D:pluto25° ♑︎ 31′00.00″ → 25° ♑︎ 29′00.00″ · R −2′ · 25° ♑︎ 31′00.00″25° ♑︎ 31′00.00″ → 25° ♑︎ 29′00.00″ · R −2′ · 25° ♑︎ 30′00.00″+0.57′Station
D:trueNode9° ♊︎ 48′00.00″ → 9° ♊︎ 48′00.00″ · +0′ · 9° ♊︎ 48′00.00″9° ♊︎ 48′00.00″ → 9° ♊︎ 48′00.00″ · +0′ · 9° ♊︎ 48′00.00″−0.09′Mean vs true node
E2sun H6 · moon H9 · mercury H5 · venus H7 · mars H7 · jupiter H1 · saturn H12 · uranus H3 · neptune H1 · pluto H12 · trueNode H4sun H6 · moon H9 · mercury H5 · venus H7 · mars H7 · jupiter H1 · saturn H12 · uranus H3 · neptune H1 · pluto H12 · trueNode H4exactTable grid
E3sun/moon Trine 372′ separating · sun/neptune Trine 276′ separating · sun/pluto Opposition 128′ separating · moon/venus Square 366′ separating · moon/jupiter Square 182′ separating · moon/trueNode Opposition 357′ separating · mercury/uranus Sextile 28′ separating · venus/mars Conjunction 230′ separating · venus/jupiter Opposition 184′ applying · mars/jupiter Opposition 414′ applying · saturn/uranus Square 196′ separating · saturn/trueNode Trine 80′ applying · neptune/pluto Sextile 148′ applyingsun/moon Trine 371′ separating · sun/neptune Trine 276′ separating · sun/pluto Opposition 129′ separating · moon/venus Square 366′ separating · moon/jupiter Square 180′ separating · moon/trueNode Opposition 358′ separating · mercury/uranus Sextile 29′ separating · venus/mars Conjunction 229′ separating · venus/jupiter Opposition 186′ applying · mars/jupiter Opposition 415′ applying · saturn/uranus Square 195′ separating · saturn/trueNode Trine 81′ applying · neptune/pluto Sextile 147′ applyingdifferentTable grid
D2ΔT policy · engine default hybrid
Filled key · B3

Buenos Aires

Part ATime

LineOperation and ruleWorkingResult
A1Birth date, civilMar 5, 2018
A2Clock time, 24-hour14:20:00
A3Summer time in force?if Y subtract 1h · older war time may be 2h · stated on the benchNo · 0h
A4Standard time = A2 − A314:20:00
A5Zone offset from GreenwichWest add · East subtract+03:00:00
A6Universal Time = A4 + A5if 24h or more subtract 24h and move A7 forward a day · if below 0 add 24h and move A7 back17:20:00
A7UT datemay differ from A1 · every plate row is read on this dateMar 5, 2018

Part BSidereal time

LineOperation and ruleWorkingResult
B1Plate GST at midnight (0h UT) on the A7 dateread from the ephemeris row for A710:50:46
B2Interval since 0h = A617:20:00
B3Acceleration = B2 × 9.86 s per hourCheck: always under 4 minutes00:02:51
B4Greenwich sidereal time at birth = B1 + B2 + B3carry at 6028:13:37
B5Longitude in time = longitude × 4 min per degreeEast add · West subtract−03:53:32
B6Local sidereal time = B4 + B5if 24h or more subtract 24h00:20:05
B7Southern hemisphere?if Y add 12h to B6 and normalise · this is the table entryYes · 12:20:05

Part CAngles and cusps

LineOperation and ruleWorkingResult
C1Table rows bracketing B7: lower ST, upper STrows are 4 minutes apart12:20:00 → 12:24:00
C2Fraction f = (B7 − lower) in seconds ÷ 240Check: always between 0 and 10.02
C3MC: lower, upper, difference, × f, + lowerthe same for every latitudeMC 5° ♈︎ 28′00.00″
C4Latitude rows bracketing the birth: lower, upper; fraction gtable rows are 1° apart34° → 35° · g 0.60
C511 12 ASC 2 3 as columns: at the lower latitude, at the upper latitude, then by ga column that looks unlike its neighbours is the column with the mistakeC11 4° ♉︎ 14′00.00″ · C12 27° ♉︎ 47′00.00″ · ASC 18° ♊︎ 59′00.00″ · C2 22° ♋︎ 41′00.00″ · C3 0° ♍︎ 17′00.00″
C10Southern? Reverse every sign on C3 and C5degrees and minutes unchangedYes
C11Opposites: IC = MC + 180, DSC = ASC + 180, 5 6 8 9 = 11 12 2 3 + 180same degree and minute, opposite signIC 5° ♎︎ 28′00.00″ · 5 4° ♏︎ 14′00.00″ · 6 27° ♏︎ 47′00.00″ · DSC 18° ♐︎ 59′00.00″ · 8 22° ♑︎ 41′00.00″ · 9 0° ♓︎ 17′00.00″

Part DBodies

LineOperation and ruleWorkingResult
D:sunSun: this midnight, next midnight, motion, × A6 ÷ 24, positionnegative motion is retrograde, write R · a negative travel subtracts14° ♓︎ 21′00.00″ → 15° ♓︎ 21′00.00″ · +60′ · 15° ♓︎ 04′00.00″
D:moonMoon: this midnight, next midnight, motion, × A6 ÷ 24, positionnegative motion is retrograde, write R · a negative travel subtracts22° ♎︎ 37′00.00″ → 5° ♏︎ 47′00.00″ · +790′ · 2° ♏︎ 08′00.00″
D:mercuryMercury: this midnight, next midnight, motion, × A6 ÷ 24, positionnegative motion is retrograde, write R · a negative travel subtracts27° ♓︎ 40′00.00″ → 29° ♓︎ 27′00.00″ · +107′ · 28° ♓︎ 57′00.00″
D:venusVenus: this midnight, next midnight, motion, × A6 ÷ 24, positionnegative motion is retrograde, write R · a negative travel subtracts27° ♓︎ 31′00.00″ → 28° ♓︎ 46′00.00″ · +75′ · 28° ♓︎ 25′00.00″
D:marsMars: this midnight, next midnight, motion, × A6 ÷ 24, positionnegative motion is retrograde, write R · a negative travel subtracts22° ♐︎ 37′00.00″ → 23° ♐︎ 12′00.00″ · +35′ · 23° ♐︎ 02′00.00″
D:jupiterJupiter: this midnight, next midnight, motion, × A6 ÷ 24, positionnegative motion is retrograde, write R · a negative travel subtracts23° ♏︎ 12′00.00″ → 23° ♏︎ 12′00.00″ · +0′ · 23° ♏︎ 12′00.00″
D:saturnSaturn: this midnight, next midnight, motion, × A6 ÷ 24, positionnegative motion is retrograde, write R · a negative travel subtracts7° ♑︎ 36′00.00″ → 7° ♑︎ 40′00.00″ · +4′ · 7° ♑︎ 39′00.00″
D:uranusUranus: this midnight, next midnight, motion, × A6 ÷ 24, positionnegative motion is retrograde, write R · a negative travel subtracts26° ♈︎ 06′00.00″ → 26° ♈︎ 09′00.00″ · +3′ · 26° ♈︎ 08′00.00″
D:neptuneNeptune: this midnight, next midnight, motion, × A6 ÷ 24, positionnegative motion is retrograde, write R · a negative travel subtracts13° ♓︎ 57′00.00″ → 13° ♓︎ 59′00.00″ · +2′ · 13° ♓︎ 58′00.00″
D:plutoPluto: this midnight, next midnight, motion, × A6 ÷ 24, positionnegative motion is retrograde, write R · a negative travel subtracts20° ♑︎ 43′00.00″ → 20° ♑︎ 44′00.00″ · +1′ · 20° ♑︎ 44′00.00″
D:trueNodeTrue Node: this midnight, next midnight, motion, × A6 ÷ 24, positionnegative motion is retrograde, write R · a negative travel subtracts14° ♌︎ 38′00.00″ → 14° ♌︎ 33′00.00″ · R −5′ · 14° ♌︎ 34′00.00″

Part EFigure and aspects

LineOperation and ruleWorkingResult
E1Cusps on the wheel. ASC at the left, houses counterclockwise, C11 filledCompleted on the figure · counterclockwise
E2Bodies into houses by comparing D5 with the cuspsnote any body within 1° of a cuspsun H9 · moon H4 · mercury H9 · venus H9 · mars H7 · jupiter H5 · saturn H7 · uranus H10 · neptune H9 · pluto H7 · trueNode H2
E3Aspectarian: the five Ptolemaic aspects, applying or separating from motionorbs as on the free transits surfacesun/neptune Conjunction 66′ separating · moon/uranus Opposition 360′ separating · mercury/venus Conjunction 32′ separating · mercury/mars Square 355′ separating · mercury/jupiter Trine 345′ separating · venus/mars Square 323′ separating · venus/jupiter Trine 313′ separating · mars/uranus Trine 186′ applying · jupiter/pluto Sextile 148′ applying · uranus/pluto Square 324′ separating

Part FReceipt

LineOperation and ruleWorkingResult
FReceipt: paper, Moira, Δ, cause for every computed lineCompleted on the figure

Part F · continuationPaper-to-Moira discrepancy account

Retain the paper value; record Moira, the signed delta, and one cause from the fixed vocabulary.
LinePaperMoiraΔCause / notes
A414:20:0014:20:000 sZone or DST
A5+03:00:00+03:00:000 sZone or DST
A617:20:0017:20:000 sZone or DST
A7Mar 5, 2018Mar 5, 2018exactDate change
B110:50:4610:50:460 sSidereal-time rounding
B217:20:0017:20:000 sSidereal-time rounding
B300:02:5100:02:510 sSidereal-time rounding
B428:13:3728:13:370 sSidereal-time rounding
B5−03:53:32−03:53:320 sSidereal-time rounding
B600:20:0500:20:05−0.5 sSidereal-time rounding
B7Yes · 12:20:05Yes · 12:20:05−0.5 sSidereal-time rounding
C112:20:00 → 12:24:0012:20:00 → 12:24:00exactTable grid
C20.020.020.00Table grid
C3MC 5° ♈︎ 28′00.00″MC 5° ♈︎ 28′00.00″−0.31′Table grid
C434° → 35° · g 0.6034° → 35° · g 0.60exactLatitude grid
C5C11 4° ♉︎ 14′00.00″ · C12 27° ♉︎ 47′00.00″ · ASC 18° ♊︎ 59′00.00″ · C2 22° ♋︎ 41′00.00″ · C3 0° ♍︎ 17′00.00″ASC 18° ♊︎ 59′00.00″ · C11 4° ♉︎ 14′00.00″ · C12 27° ♉︎ 46′00.00″ · C2 22° ♋︎ 41′00.00″ · C3 0° ♍︎ 17′00.00″max +0.57′Latitude grid
C10YesYesexactLatitude grid
C11IC 5° ♎︎ 28′00.00″ · 5 4° ♏︎ 14′00.00″ · 6 27° ♏︎ 47′00.00″ · DSC 18° ♐︎ 59′00.00″ · 8 22° ♑︎ 41′00.00″ · 9 0° ♓︎ 17′00.00″IC 5° ♎︎ 28′00.00″ · DSC 18° ♐︎ 59′00.00″ · 5 4° ♏︎ 14′00.00″ · 6 27° ♏︎ 46′00.00″ · 8 22° ♑︎ 41′00.00″ · 9 0° ♓︎ 17′00.00″max +0.57′Table grid
D:sun14° ♓︎ 21′00.00″ → 15° ♓︎ 21′00.00″ · +60′ · 15° ♓︎ 04′00.00″14° ♓︎ 21′00.00″ → 15° ♓︎ 21′00.00″ · +60′ · 15° ♓︎ 05′00.00″−0.67′Table grid
D:moon22° ♎︎ 37′00.00″ → 5° ♏︎ 47′00.00″ · +790′ · 2° ♏︎ 08′00.00″22° ♎︎ 37′00.00″ → 5° ♏︎ 47′00.00″ · +790′ · 2° ♏︎ 10′00.00″−1.51′Linear Moon
D:mercury27° ♓︎ 40′00.00″ → 29° ♓︎ 27′00.00″ · +107′ · 28° ♓︎ 57′00.00″27° ♓︎ 40′00.00″ → 29° ♓︎ 27′00.00″ · +107′ · 28° ♓︎ 57′00.00″−0.21′Table grid
D:venus27° ♓︎ 31′00.00″ → 28° ♓︎ 46′00.00″ · +75′ · 28° ♓︎ 25′00.00″27° ♓︎ 31′00.00″ → 28° ♓︎ 46′00.00″ · +75′ · 28° ♓︎ 25′00.00″−0.33′Table grid
D:mars22° ♐︎ 37′00.00″ → 23° ♐︎ 12′00.00″ · +35′ · 23° ♐︎ 02′00.00″22° ♐︎ 37′00.00″ → 23° ♐︎ 12′00.00″ · +35′ · 23° ♐︎ 02′00.00″−0.42′Table grid
D:jupiter23° ♏︎ 12′00.00″ → 23° ♏︎ 12′00.00″ · +0′ · 23° ♏︎ 12′00.00″23° ♏︎ 12′00.00″ → 23° ♏︎ 12′00.00″ · +0′ · 23° ♏︎ 12′00.00″−0.22′Station
D:saturn7° ♑︎ 36′00.00″ → 7° ♑︎ 40′00.00″ · +4′ · 7° ♑︎ 39′00.00″7° ♑︎ 36′00.00″ → 7° ♑︎ 40′00.00″ · +4′ · 7° ♑︎ 39′00.00″+0.26′Station
D:uranus26° ♈︎ 06′00.00″ → 26° ♈︎ 09′00.00″ · +3′ · 26° ♈︎ 08′00.00″26° ♈︎ 06′00.00″ → 26° ♈︎ 09′00.00″ · +3′ · 26° ♈︎ 08′00.00″+0.10′Station
D:neptune13° ♓︎ 57′00.00″ → 13° ♓︎ 59′00.00″ · +2′ · 13° ♓︎ 58′00.00″13° ♓︎ 57′00.00″ → 13° ♓︎ 59′00.00″ · +2′ · 13° ♓︎ 59′00.00″−0.57′Station
D:pluto20° ♑︎ 43′00.00″ → 20° ♑︎ 44′00.00″ · +1′ · 20° ♑︎ 44′00.00″20° ♑︎ 43′00.00″ → 20° ♑︎ 44′00.00″ · +1′ · 20° ♑︎ 44′00.00″+0.19′Station
D:trueNode14° ♌︎ 38′00.00″ → 14° ♌︎ 33′00.00″ · R −5′ · 14° ♌︎ 34′00.00″14° ♌︎ 38′00.00″ → 14° ♌︎ 33′00.00″ · R −5′ · 14° ♌︎ 35′00.00″−0.57′Mean vs true node
E2sun H9 · moon H4 · mercury H9 · venus H9 · mars H7 · jupiter H5 · saturn H7 · uranus H10 · neptune H9 · pluto H7 · trueNode H2sun H9 · moon H4 · mercury H9 · venus H9 · mars H7 · jupiter H5 · saturn H7 · uranus H10 · neptune H9 · pluto H7 · trueNode H2exactTable grid
E3sun/neptune Conjunction 66′ separating · moon/uranus Opposition 360′ separating · mercury/venus Conjunction 32′ separating · mercury/mars Square 355′ separating · mercury/jupiter Trine 345′ separating · venus/mars Square 323′ separating · venus/jupiter Trine 313′ separating · mars/uranus Trine 186′ applying · jupiter/pluto Sextile 148′ applying · uranus/pluto Square 324′ separatingsun/neptune Conjunction 66′ separating · moon/uranus Opposition 362′ separating · mercury/venus Conjunction 32′ separating · mercury/mars Square 355′ separating · mercury/jupiter Trine 345′ separating · venus/mars Square 323′ separating · venus/jupiter Trine 313′ separating · mars/uranus Trine 186′ applying · jupiter/pluto Sextile 148′ applying · uranus/pluto Square 324′ separatingdifferentTable grid
B3ΔT policy · engine default hybrid