The sky on November 16, 1980 — as it really was
That day the Sun stood in Libra, while the horoscope says "Scorpio". The gap is 23.6° of precession.
Bodies on the ecliptic (noon UTC)
- ☉︎ Sun — 234.3° · sign Scorpio · constellation Libra
- ☽︎ Moon — 335.0° · sign Pisces · constellation Aquarius
- ☿︎ Mercury — 215.4° · sign Scorpio · constellation Virgo
- ♀︎ Venus — 200.7° · sign Libra · constellation Virgo
- ♂︎ Mars — 265.8° · sign Sagittarius · constellation Ophiuchus
- ♃︎ Jupiter — 183.7° · sign Libra · constellation Virgo
- ♄︎ Saturn — 186.5° · sign Libra · constellation Virgo
- ☽︎ Moon 59% 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, 59% lit; the Moon was 373,533 km away.
astronomy-engine - How far Earth has travelled since [EXACT]
45.9 orbits of the Sun — 43,123 million km, that is 56,091 return trips to the Moon; 16,760 rotations of Earth; with the Sun — 333 billion km around the Galactic centre, 12.9 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 324 million km away; today it is 244 million km (closer by 1.3×).
astronomy-engine; checked against JPL Horizons for 2026-09-14 - Solar cycle [ESTIMATE]
That day fell in solar cycle 21, on the rise to maximum (45% through the cycle).
SILSO smoothed minima - When the sky repeats [EXACT]
Mars returns to that day’s point of its orbit on November 25, 2027; Jupiter — in 2027; a full moon exactly on this date — November 15, 2035
sidereal periods: Mars 686.98 d, Jupiter 11.862 yr - How far the sky has drifted since [EXACT]
The vernal point has shifted 2,304″ since that day; the real constellations now sit 23.6° away from the astrologers’ “signs”.
precession 50.29″/yr
Other dates
Computed from the date only; nothing about you is stored.