The sky on February 21, 1940 — as it really was
That day the Sun stood in Aquarius, while the horoscope says "Pisces". The gap is 23.0° of precession.
Bodies on the ecliptic (noon UTC)
- ☉︎ Sun — 331.7° · sign Pisces · constellation Aquarius
- ☽︎ Moon — 124.7° · sign Leo · constellation Cancer
- ☿︎ Mercury — 347.5° · sign Pisces · constellation Aquarius
- ♀︎ Venus — 11.1° · sign Aries · constellation Pisces
- ♂︎ Mars — 33.0° · sign Taurus · constellation Aries
- ♃︎ Jupiter — 10.1° · sign Aries · constellation Pisces
- ♄︎ Saturn — 27.1° · sign Aries · constellation Pisces
- ☽︎ Moon 94% 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, 94% lit; the Moon was 362,623 km away.
astronomy-engine - How far Earth has travelled since [EXACT]
86.6 orbits of the Sun — 81,402 million km, that is 105,882 return trips to the Moon; 31,637 rotations of Earth; with the Sun — 628.7 billion km around the Galactic centre, 24.3 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 257 million km away; today it is 246 million km (closer by 1×).
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 July 16, 2028; Jupiter — in 2035; a full moon exactly on this date — February 20, 2027
sidereal periods: Mars 686.98 d, Jupiter 11.862 yr - How far the sky has drifted since [EXACT]
The vernal point has shifted 4,356″ since that day; the real constellations now sit 23° away from the astrologers’ “signs”.
precession 50.29″/yr
Other dates
Computed from the date only; nothing about you is stored.