The sky on February 13, 1966 — as it really was
That day the Sun stood in Capricornus, while the horoscope says "Aquarius". The gap is 23.4° of precession.
Bodies on the ecliptic (noon UTC)
- ☉︎ Sun — 324.3° · sign Aquarius · constellation Capricornus
- ☽︎ Moon — 247.6° · sign Sagittarius · constellation Scorpius
- ☿︎ Mercury — 330.1° · sign Pisces · constellation Aquarius
- ♀︎ Venus — 298.3° · sign Capricorn · constellation Sagittarius
- ♂︎ Mars — 341.2° · sign Pisces · constellation Aquarius
- ♃︎ Jupiter — 81.3° · sign Gemini · constellation Taurus
- ♄︎ Saturn — 346.8° · sign Pisces · constellation Aquarius
- ☽︎ Moon 39% 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]
last quarter, 39% lit; the Moon was 391,193 km away.
astronomy-engine - How far Earth has travelled since [EXACT]
60.6 orbits of the Sun — 56,987 million km, that is 74,125 return trips to the Moon; 22,148 rotations of Earth; with the Sun — 440.1 billion km around the Galactic centre, 17 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 344 million km away; today it is 245 million km (closer by 1.4×).
astronomy-engine; checked against JPL Horizons for 2026-09-14 - Solar cycle [ESTIMATE]
That day fell in solar cycle 20, right at the minimum (12% through the cycle).
SILSO smoothed minima - When the sky repeats [EXACT]
Mars returns to that day’s point of its orbit on March 9, 2028; Jupiter — in 2037; 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 3,024″ since that day; the real constellations now sit 23.4° away from the astrologers’ “signs”.
precession 50.29″/yr
Other dates
Computed from the date only; nothing about you is stored.