The sky on September 21, 1933 — as it really was
That day the Sun stood in Virgo — sign and constellation agree here.
Bodies on the ecliptic (noon UTC)
- ☉︎ Sun — 178.0° · sign Virgo · constellation Virgo
- ☽︎ Moon — 200.1° · sign Libra · constellation Virgo
- ☿︎ Mercury — 185.8° · sign Libra · constellation Virgo
- ♀︎ Venus — 217.0° · sign Scorpio · constellation Virgo
- ♂︎ Mars — 227.4° · sign Scorpio · constellation Libra
- ♃︎ Jupiter — 182.4° · sign Libra · constellation Virgo
- ♄︎ Saturn — 310.2° · sign Aquarius · constellation Capricornus
- ☽︎ Moon 4% 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]
new moon, 4% lit; the Moon was 374,785 km away.
astronomy-engine - How far Earth has travelled since [EXACT]
93 orbits of the Sun — 87,433 million km, that is 113,726 return trips to the Moon; 33,981 rotations of Earth; with the Sun — 675.3 billion km around the Galactic centre, 26.1 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 287 million km away; today it is 246 million km (closer by 1.2×).
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 October 7, 2027; Jupiter — in 2028; a full moon exactly on this date — September 20, 2040
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.