АстроанализChart toolBy dateРусский

The sky on April 30, 2013 — as it really was

That day the Sun stood in Aries, while the horoscope says "Taurus". The gap is 24.1° of precession.

РЫБЫОВЕНТЕЛЕЦБЛИЗНЕЦЫРАКЛЕВДЕВАВЕСЫСКОРПИОНЗМЕЕНОСЕЦСТРЕЛЕЦКОЗЕРОГВОДОЛЕЙ ♈︎♉︎♊︎♋︎♌︎♍︎♎︎♏︎♐︎♑︎♒︎♓︎ ♂–♄ 179.4°☉–♄ 177.8° ☿︎27° ♂︎7° ☉︎10° ♀︎18° ♃︎17° ♄︎8° ☽︎14°

Bodies on the ecliptic (noon UTC)

  • ☉︎ Sun — 40.3° · sign Taurus · constellation Aries
  • ☽︎ Moon — 284.3° · sign Capricorn · constellation Sagittarius
  • ☿︎ Mercury — 27.8° · sign Aries · constellation Pisces
  • ♀︎ Venus — 48.8° · sign Taurus · constellation Aries
  • ♂︎ Mars — 37.5° · sign Taurus · constellation Aries
  • ♃︎ Jupiter — 77.4° · sign Gemini · constellation Taurus
  • ♄︎ Saturn — 218.1° · sign Scorpio · constellation Libra
  • ☽︎ Moon 72% 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 gibbous, 72% lit; the Moon was 366,929 km away.

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

    13.4 orbits of the Sun — 12,624 million km, that is 16,421 return trips to the Moon; 4,906 rotations of Earth; with the Sun — 97.5 billion km around the Galactic centre, 3.8 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 366 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 24, on the rise to maximum (40% through the cycle).

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

    Mars returns to that day’s point of its orbit on May 17, 2028; Jupiter — in 2037; a full moon exactly on this date — April 29, 2037

    sidereal periods: Mars 686.98 d, Jupiter 11.862 yr
  6. How far the sky has drifted since [EXACT]

    The vernal point has shifted 648″ since that day; the real constellations now sit 24.1° away from the astrologers’ “signs”.

    precession 50.29″/yr
  7. Picture of the day [EXACT]

    NASA Astronomy Picture of the Day for this date: apod.nasa.gov/apod/ap130430.html

    NASA APOD

Other dates

Your chart with time and place

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