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Astrology · Reference · Ephemeris

Daily ephemeris — May 2091

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
111Ta14Li17Ar18Ar 7Vi22Cp22Ge18Pi24Le℞25Ar
212Ta29Li19Ar20Ar 7Vi22Cp22Ge18Pi24Le℞25Ar
313Ta14Sc20Ar21Ar 8Vi22Cp23Ge18Pi24Le℞25Ar
414Ta29Sc22Ar22Ar 8Vi22Cp23Ge18Pi24Le℞25Ar
515Ta14Sg23Ar23Ar 8Vi22Cp23Ge18Pi24Le25Ar
616Ta28Sg25Ar24Ar 8Vi22Cp23Ge18Pi24Le25Ar
717Ta12Cp27Ar26Ar 8Vi22Cp23Ge18Pi24Le25Ar
818Ta26Cp28Ar27Ar 9Vi22Cp23Ge19Pi24Le25Ar
919Ta 9Aq 0Ta28Ar 9Vi22Cp23Ge19Pi24Le25Ar
1020Ta21Aq 2Ta29Ar 9Vi22Cp℞23Ge19Pi24Le25Ar
1121Ta 3Pi 4Ta 1Ta 9Vi22Cp℞23Ge19Pi24Le25Ar
1222Ta15Pi 6Ta 2Ta10Vi22Cp℞24Ge19Pi24Le25Ar
1323Ta27Pi 7Ta 3Ta10Vi22Cp℞24Ge19Pi24Le25Ar
1423Ta 9Ar 9Ta 4Ta10Vi22Cp℞24Ge19Pi24Le25Ar
1524Ta21Ar11Ta 5Ta10Vi22Cp℞24Ge19Pi24Le25Ar
1625Ta 3Ta13Ta 7Ta11Vi22Cp℞24Ge19Pi24Le25Ar
1726Ta15Ta15Ta 8Ta11Vi22Cp℞24Ge19Pi24Le25Ar
1827Ta27Ta17Ta 9Ta11Vi22Cp℞24Ge19Pi24Le25Ar
1928Ta 9Ge19Ta10Ta12Vi22Cp℞24Ge19Pi24Le25Ar
2029Ta21Ge21Ta12Ta12Vi22Cp℞25Ge19Pi24Le25Ar
21 0Ge 4Cn23Ta13Ta12Vi22Cp℞25Ge19Pi24Le25Ar
22 1Ge17Cn26Ta14Ta12Vi22Cp℞25Ge19Pi24Le25Ar
23 2Ge 0Le28Ta15Ta13Vi22Cp℞25Ge19Pi24Le25Ar
24 3Ge13Le 0Ge16Ta13Vi22Cp℞25Ge19Pi24Le25Ar
25 4Ge26Le 2Ge18Ta14Vi21Cp℞25Ge19Pi24Le25Ar
26 5Ge10Vi 4Ge19Ta14Vi21Cp℞25Ge19Pi24Le25Ar
27 6Ge24Vi 6Ge20Ta14Vi21Cp℞25Ge19Pi24Le25Ar
28 7Ge 8Li 9Ge21Ta15Vi21Cp℞26Ge19Pi24Le25Ar
29 8Ge23Li11Ge23Ta15Vi21Cp℞26Ge19Pi24Le25Ar
30 9Ge 8Sc13Ge24Ta15Vi21Cp℞26Ge19Pi24Le25Ar
3110Ge23Sc15Ge25Ta16Vi21Cp℞26Ge19Pi24Le25Ar

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.