The sky on May 1, 1933 — as it really was
That day the Sun stood in Aries, while the horoscope says "Taurus". The gap is 22.9° of precession.
Bodies on the ecliptic (noon UTC)
- ☉︎ Sun — 40.7° · sign Taurus · constellation Aries
- ☽︎ Moon — 114.4° · sign Cancer · constellation Gemini
- ☿︎ Mercury — 16.1° · sign Aries · constellation Pisces
- ♀︎ Venus — 43.2° · sign Taurus · constellation Aries
- ♂︎ Mars — 153.0° · sign Virgo · constellation Leo
- ♃︎ Jupiter — 163.4° · sign Virgo · constellation Leo
- ♄︎ Saturn — 315.8° · sign Aquarius · constellation Capricornus
- ☽︎ Moon 36% 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]
first quarter, 36% lit; the Moon was 400,262 km away.
astronomy-engine - How far Earth has travelled since [EXACT]
93.4 orbits of the Sun — 87,803 million km, that is 114,208 return trips to the Moon; 34,125 rotations of Earth; with the Sun — 678.1 billion km around the Galactic centre, 26.2 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 144 million km away; today it is 245 million km (farther by 1.7×).
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 May 17, 2027; Jupiter — in 2028; a full moon exactly on this date — May 1, 2045
sidereal periods: Mars 686.98 d, Jupiter 11.862 yr - How far the sky has drifted since [EXACT]
The vernal point has shifted 4,680″ since that day; the real constellations now sit 22.9° away from the astrologers’ “signs”.
precession 50.29″/yr
Other dates
Computed from the date only; nothing about you is stored.