The sky on May 13, 1952 — 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 — 52.7° · sign Taurus · constellation Aries
- ☽︎ Moon — 281.3° · sign Capricorn · constellation Sagittarius
- ☿︎ Mercury — 28.4° · sign Aries · constellation Pisces
- ♀︎ Venus — 41.2° · sign Taurus · constellation Aries
- ♂︎ Mars — 216.1° · sign Scorpio · constellation Virgo
- ♃︎ Jupiter — 33.5° · sign Taurus · constellation Aries
- ♄︎ Saturn — 188.8° · sign Libra · 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]
waning gibbous, 83% lit; the Moon was 367,468 km away.
astronomy-engine - How far Earth has travelled since [EXACT]
74.4 orbits of the Sun — 69,914 million km, that is 90,939 return trips to the Moon; 27,172 rotations of Earth; with the Sun — 540 billion km around the Galactic centre, 20.8 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 84 million km away; today it is 245 million km (farther by 2.9×).
astronomy-engine; checked against JPL Horizons for 2026-09-14 - When the sky repeats [EXACT]
Mars returns to that day’s point of its orbit on August 7, 2027; Jupiter — in 2035; 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 3,744″ 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.