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Astrology · Reference · Ephemeris

Daily ephemeris — April 2021

Planet positions for every day of the month, sampled at noon UT. Computed live from VSOP87D + ELP2000 ephemerides. Navigate any month forward or back; data is consistent with the free Birth Chart and Sky Map tools.

Day☉ Sun☽ Moon☿ Mer♀ Ven♂ Mar♃ Jup♄ Sat♅ Ura♆ Nep♇ Plu
111Ar 3Sg25Pi13Ar16Ge23Aq11Aq 9Ta21Pi26Cp
212Ar18Sg27Pi14Ar17Ge23Aq11Aq 9Ta21Pi26Cp
313Ar 2Cp28Pi16Ar17Ge23Aq11Aq 9Ta21Pi26Cp
414Ar15Cp 0Ar17Ar18Ge23Aq11Aq 9Ta21Pi26Cp
515Ar29Cp 2Ar18Ar19Ge24Aq11Aq 9Ta21Pi26Cp
616Ar12Aq 4Ar19Ar19Ge24Aq11Aq 9Ta21Pi26Cp
717Ar25Aq 6Ar21Ar20Ge24Aq11Aq 9Ta21Pi26Cp
818Ar 8Pi 7Ar22Ar20Ge24Aq11Aq 9Ta21Pi26Cp
919Ar20Pi 9Ar23Ar21Ge24Aq11Aq 9Ta21Pi26Cp
1020Ar 2Ar11Ar24Ar22Ge25Aq12Aq 9Ta21Pi26Cp
1121Ar15Ar13Ar25Ar22Ge25Aq12Aq 9Ta21Pi26Cp
1222Ar27Ar15Ar27Ar23Ge25Aq12Aq 9Ta21Pi26Cp
1323Ar 9Ta17Ar28Ar23Ge25Aq12Aq 9Ta21Pi26Cp
1424Ar20Ta19Ar29Ar24Ge25Aq12Aq 9Ta21Pi26Cp
1525Ar 2Ge21Ar 0Ta25Ge25Aq12Aq 9Ta21Pi26Cp
1626Ar14Ge23Ar 2Ta25Ge26Aq12Aq 9Ta21Pi26Cp
1727Ar26Ge25Ar 3Ta26Ge26Aq12Aq 9Ta21Pi26Cp
1828Ar 8Cn28Ar 4Ta26Ge26Aq12Aq 9Ta22Pi26Cp
1929Ar20Cn 0Ta 5Ta27Ge26Aq12Aq10Ta22Pi26Cp
20 0Ta 3Le 2Ta 7Ta28Ge26Aq12Aq10Ta22Pi26Cp
21 1Ta15Le 4Ta 8Ta28Ge26Aq12Aq10Ta22Pi26Cp
22 2Ta29Le 6Ta 9Ta29Ge27Aq12Aq10Ta22Pi26Cp
23 3Ta13Vi 8Ta10Ta 0Cn27Aq12Aq10Ta22Pi26Cp
24 4Ta27Vi10Ta12Ta 0Cn27Aq12Aq10Ta22Pi26Cp
25 5Ta12Li12Ta13Ta 1Cn27Aq12Aq10Ta22Pi26Cp
26 6Ta27Li15Ta14Ta 1Cn27Aq12Aq10Ta22Pi26Cp
27 7Ta12Sc17Ta15Ta 2Cn27Aq12Aq10Ta22Pi26Cp
28 8Ta27Sc19Ta16Ta 3Cn27Aq13Aq10Ta22Pi26Cp℞
29 9Ta12Sg21Ta18Ta 3Cn28Aq13Aq10Ta22Pi26Cp℞
3010Ta27Sg23Ta19Ta 4Cn28Aq13Aq10Ta22Pi26Cp℞

Reading the table

  • Format: degree + sign abbreviation. 15Le = 15° Leo.
  • ℞ = retrograde — the planet appears to move backwards through the zodiac that day.
  • highlighted = station day, the moment a planet stops and reverses direction (or vice versa). The most-watched single days in any month.

Common questions

About the ephemeris

What is an ephemeris?

A table of planetary positions over time. The classical paper ephemeris (Raphael's, Rosicrucian, Swiss Ephemeris) lists each planet's longitude on each day of the year — the working tool astrologers use to plan elections, time transits, and check past or future configurations. This page reproduces that data live from arcsecond-grade ephemerides.

Why noon UT?

The classical convention. The slow planets (Jupiter through Pluto) barely move in 12 hours, so noon-sampling captures their position for the whole day with negligible error. The Moon moves ~6.5° in 12 hours (about a quarter of a sign), so the Moon column is most accurate at noon UT specifically — for an exact Moon position at any moment in your local time, use the Sky Map tool.

How do I read each cell?

Each cell shows the planet's degree-in-sign and the sign abbreviation. "15Le" = 15° Leo. The ℞ marker means retrograde — the planet appears to move backwards through the zodiac on that day. Sign-changes (ingresses) appear as a transition between two adjacent cells; the exact ingress moment is in our Sky Now or Lunar Calendar pages.

Why are some cells highlighted?

We highlight the day each planet first appears retrograde or first turns direct in the displayed month — the stations. These are the most-watched days in any month: a planet's station is when it's stopped relative to the stars, and astrologers read the station as a focused activation of the planet's themes for the week or two surrounding it.

How accurate is this?

Arcsecond. We use VSOP87D for the planets and a truncated ELP2000 lunar model with deltaT correction. Same engine that computes the free Birth Chart, Sky Map, and Transit Forecast. Time-zone is UT (universal time); convert to your local time-zone if you need a same-day local read.

Can I use this to plan elections?

Yes — the daily ephemeris is the working table for Hellenistic and modern Western election work. Pair with the Muhurta tool (Vedic auspicious-time scoring), the Choghadiya page (Vedic time windows), and the Lunar Calendar (Moon phases + sign-ingresses) for a full election workflow.

Computation

Each cell is a live engine call cached for 24 hours: VSOP87D for Mercury–Neptune, an in-house DOPRI8 8(7) integrator for Pluto, and a truncated ELP2000 lunar model with deltaT correction for the Moon. Sub-arcsecond accurate. Sampled at 12:00 UT. Retrograde flags come from the engine’s direction-of-motion check, not a calendar approximation; station days are detected from adjacent-day flag flips.