The sky on February 13, 1991 — as it really was
That day the Sun stood in Capricornus, while the horoscope says "Aquarius". The gap is 23.7° of precession.
Bodies on the ecliptic (noon UTC)
- ☉︎ Sun — 324.3° · sign Aquarius · constellation Capricornus
- ☽︎ Moon — 310.1° · sign Aquarius · constellation Capricornus
- ☿︎ Mercury — 311.9° · sign Aquarius · constellation Capricornus
- ♀︎ Venus — 349.0° · sign Pisces · constellation Aquarius
- ♂︎ Mars — 67.2° · sign Gemini · constellation Taurus
- ♃︎ Jupiter — 126.6° · sign Leo · constellation Cancer
- ♄︎ Saturn — 300.8° · sign Aquarius · constellation Capricornus
- ☽︎ Moon 2% 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, 2% lit; the Moon was 396,445 km away.
astronomy-engine - How far Earth has travelled since [EXACT]
35.6 orbits of the Sun — 33,495 million km, that is 43,568 return trips to the Moon; 13,018 rotations of Earth; with the Sun — 258.7 billion km around the Galactic centre, 10 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 159 million km away; today it is 245 million km (farther by 1.5×).
astronomy-engine; checked against JPL Horizons for 2026-09-14 - Solar cycle [ESTIMATE]
That day fell in solar cycle 22, 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 9, 2026; Jupiter — in 2038; a full moon exactly on this date — February 13, 2044
sidereal periods: Mars 686.98 d, Jupiter 11.862 yr - How far the sky has drifted since [EXACT]
The vernal point has shifted 1,764″ since that day; the real constellations now sit 23.7° away from the astrologers’ “signs”.
precession 50.29″/yr
Other dates
Computed from the date only; nothing about you is stored.