АстроанализChart toolBy dateРусский

The sky on May 16, 1966 — as it really was

That day the Sun stood in Taurus — sign and constellation agree here.

РЫБЫОВЕНТЕЛЕЦБЛИЗНЕЦЫРАКЛЕВДЕВАВЕСЫСКОРПИОНЗМЕЕНОСЕЦСТРЕЛЕЦКОЗЕРОГВОДОЛЕЙ ♈︎♉︎♊︎♋︎♌︎♍︎♎︎♏︎♐︎♑︎♒︎♓︎ ☉–♄ 58.0° ☽︎9° ♀︎12° ☿︎12° ♂︎21° ☉︎25° ♃︎2° ♄︎27°

Bodies on the ecliptic (noon UTC)

  • ☉︎ Sun — 55.2° · sign Taurus · constellation Taurus
  • ☽︎ Moon — 9.5° · sign Aries · constellation Cetus
  • ☿︎ Mercury — 42.8° · sign Taurus · constellation Aries
  • ♀︎ Venus — 12.6° · sign Aries · constellation Pisces
  • ♂︎ Mars — 51.1° · sign Taurus · constellation Aries
  • ♃︎ Jupiter — 92.1° · sign Cancer · constellation Gemini
  • ♄︎ Saturn — 357.2° · sign Pisces · constellation Pisces
  • ☽︎ 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.

  1. The Moon that day [EXACT]

    waning crescent, 15% lit; the Moon was 399,314 km away.

    astronomy-engine
  2. How far Earth has travelled since [EXACT]

    60.4 orbits of the Sun — 56,753 million km, that is 73,821 return trips to the Moon; 22,057 rotations of Earth; with the Sun — 438.3 billion km around the Galactic centre, 16.9 light-days.

    29.78 km/s along the orbit; 230 km/s around the Galactic centre
  3. Mars then and now [EXACT]

    On that day Mars was 371 million km away; today it is 244 million km (closer by 1.5×).

    astronomy-engine; checked against JPL Horizons for 2026-09-14
  4. Solar cycle [ESTIMATE]

    That day fell in solar cycle 20, right at the minimum (14% through the cycle).

    SILSO smoothed minima
  5. When the sky repeats [EXACT]

    Mars returns to that day’s point of its orbit on June 9, 2028; Jupiter — in 2037; a full moon exactly on this date — May 16, 2041

    sidereal periods: Mars 686.98 d, Jupiter 11.862 yr
  6. 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

Your chart with time and place

Computed from the date only; nothing about you is stored.