The sky on May 13, 1954 — as it really was
That day the Sun stood in Aries, while the horoscope says "Taurus". The gap is 23.2° of precession.
Bodies on the ecliptic (noon UTC)
- ☉︎ Sun — 52.2° · sign Taurus · constellation Aries
- ☽︎ Moon — 183.9° · sign Libra · constellation Virgo
- ☿︎ Mercury — 57.7° · sign Taurus · constellation Taurus
- ♀︎ Venus — 77.8° · sign Gemini · constellation Taurus
- ♂︎ Mars — 277.9° · sign Capricorn · constellation Sagittarius
- ♃︎ Jupiter — 87.8° · sign Gemini · constellation Taurus
- ♄︎ Saturn — 214.8° · sign Scorpio · constellation Virgo
- ☽︎ Moon 83% illuminated
astronomy-engine ephemerides (VSOP87/ELP), IAU 1930 constellation boundaries. Positions accurate to a fraction of a degree.
The day’s dossier, from real data
Checkable facts with a tag and a source; the classical reading is in the chart.
- The Moon that day [EXACT]
waxing gibbous, 83% lit; the Moon was 404,967 km away.
astronomy-engine - How far Earth has travelled since [EXACT]
72.4 orbits of the Sun — 68,036 million km, that is 88,496 return trips to the Moon; 26,442 rotations of Earth; with the Sun — 525.5 billion km around the Galactic centre, 20.3 light-days.
29.78 km/s along the orbit; 230 km/s around the Galactic centre - Mars then and now [EXACT]
On that day Mars was 91 million km away; today it is 245 million km (farther by 2.7×).
astronomy-engine; checked against JPL Horizons for 2026-09-14 - Solar cycle [ESTIMATE]
That day fell in solar cycle 19, right at the minimum (1% through the cycle).
SILSO smoothed minima - When the sky repeats [EXACT]
Mars returns to that day’s point of its orbit on September 19, 2027; Jupiter — in 2037; a full moon exactly on this date — May 12, 2063
sidereal periods: Mars 686.98 d, Jupiter 11.862 yr - How far the sky has drifted since [EXACT]
The vernal point has shifted 3,636″ since that day; the real constellations now sit 23.2° away from the astrologers’ “signs”.
precession 50.29″/yr
Other dates
Computed from the date only; nothing about you is stored.