The sky on July 17, 1982 — as it really was
That day the Sun stood in Gemini, while the horoscope says "Cancer". The gap is 23.6° of precession.
Bodies on the ecliptic (noon UTC)
- ☉︎ Sun — 114.6° · sign Cancer · constellation Gemini
- ☽︎ Moon — 68.5° · sign Gemini · constellation Taurus
- ☿︎ Mercury — 105.5° · sign Cancer · constellation Gemini
- ♀︎ Venus — 86.2° · sign Gemini · constellation Taurus
- ♂︎ Mars — 200.8° · sign Libra · constellation Virgo
- ♃︎ Jupiter — 211.0° · sign Scorpio · constellation Virgo
- ♄︎ Saturn — 196.2° · sign Libra · constellation Virgo
- ☽︎ Moon 15% 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]
waning crescent, 15% lit; the Moon was 363,517 km away.
astronomy-engine - How far Earth has travelled since [EXACT]
44.2 orbits of the Sun — 41,554 million km, that is 54,051 return trips to the Moon; 16,150 rotations of Earth; with the Sun — 320.9 billion km around the Galactic centre, 12.4 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 179 million km away; today it is 245 million km (farther by 1.4×).
astronomy-engine; checked against JPL Horizons for 2026-09-14 - Solar cycle [ESTIMATE]
That day fell in solar cycle 21, on the decline (61% through the cycle).
SILSO smoothed minima - When the sky repeats [EXACT]
Mars returns to that day’s point of its orbit on September 7, 2027; Jupiter — in 2029.
sidereal periods: Mars 686.98 d, Jupiter 11.862 yr - How far the sky has drifted since [EXACT]
The vernal point has shifted 2,196″ 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.