The sky on February 10, 1973 — as it really was
That day the Sun stood in Capricornus, while the horoscope says "Aquarius". The gap is 23.5° of precession.
Bodies on the ecliptic (noon UTC)
- ☉︎ Sun — 321.6° · sign Aquarius · constellation Capricornus
- ☽︎ Moon — 50.5° · sign Taurus · constellation Aries
- ☿︎ Mercury — 331.2° · sign Pisces · constellation Aquarius
- ♀︎ Venus — 307.2° · sign Aquarius · constellation Capricornus
- ♂︎ Mars — 268.8° · sign Sagittarius · constellation Sagittarius
- ♃︎ Jupiter — 297.2° · sign Capricorn · constellation Sagittarius
- ♄︎ Saturn — 73.6° · sign Gemini · constellation Taurus
- ☽︎ Moon 49% 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, 49% lit; the Moon was 371,103 km away.
astronomy-engine - How far Earth has travelled since [EXACT]
53.6 orbits of the Sun — 50,419 million km, that is 65,581 return trips to the Moon; 19,595 rotations of Earth; with the Sun — 389.4 billion km around the Galactic centre, 15 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 285 million km away; today it is 244 million km (closer by 1.2×).
astronomy-engine; checked against JPL Horizons for 2026-09-14 - Solar cycle [ESTIMATE]
That day fell in solar cycle 20, on the decline (73% through the cycle).
SILSO smoothed minima - When the sky repeats [EXACT]
Mars returns to that day’s point of its orbit on August 28, 2027; Jupiter — in 2032.
sidereal periods: Mars 686.98 d, Jupiter 11.862 yr - How far the sky has drifted since [EXACT]
The vernal point has shifted 2,700″ since that day; the real constellations now sit 23.5° away from the astrologers’ “signs”.
precession 50.29″/yr
Other dates
Computed from the date only; nothing about you is stored.