The sky on April 18, 1949 — as it really was
That day the Sun stood in Aries — sign and constellation agree here.
Bodies on the ecliptic (noon UTC)
- ☉︎ Sun — 28.1° · sign Aries · constellation Aries
- ☽︎ Moon — 278.7° · sign Capricorn · constellation Sagittarius
- ☿︎ Mercury — 34.0° · sign Taurus · constellation Aries
- ♀︎ Venus — 28.5° · sign Aries · constellation Pisces
- ♂︎ Mars — 21.2° · sign Aries · constellation Pisces
- ♃︎ Jupiter — 300.6° · sign Aquarius · constellation Capricornus
- ♄︎ Saturn — 149.5° · sign Leo · constellation Leo
- ☽︎ Moon 67% 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, 67% lit; the Moon was 384,858 km away.
astronomy-engine - How far Earth has travelled since [EXACT]
77.5 orbits of the Sun — 72,802 million km, that is 94,696 return trips to the Moon; 28,295 rotations of Earth; with the Sun — 562.3 billion km around the Galactic centre, 21.7 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 360 million km away; today it is 244 million km (closer by 1.5×).
astronomy-engine; checked against JPL Horizons for 2026-09-14 - When the sky repeats [EXACT]
Mars returns to that day’s point of its orbit on April 16, 2028; Jupiter — in 2032; a full moon exactly on this date — April 18, 2030
sidereal periods: Mars 686.98 d, Jupiter 11.862 yr - How far the sky has drifted since [EXACT]
The vernal point has shifted 3,888″ since that day; the real constellations now sit 23.2° away from the astrologers’ “signs”.
precession 50.29″/yr
Other dates
Computed from the date only; nothing about you is stored.