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The sky on March 8, 2015 — as it really was

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

РЫБЫОВЕНТЕЛЕЦБЛИЗНЕЦЫРАКЛЕВДЕВАВЕСЫСКОРПИОНЗМЕЕНОСЕЦСТРЕЛЕЦКОЗЕРОГВОДОЛЕЙ ♈︎♉︎♊︎♋︎♌︎♍︎♎︎♏︎♐︎♑︎♒︎♓︎ ♂–♃ 121.5°♀–☽ 178.2° ♂︎12° ♀︎19° ♃︎14° ☽︎17° ♄︎4° ☿︎23° ☉︎17°

Bodies on the ecliptic (noon UTC)

  • ☉︎ Sun — 347.6° · sign Pisces · constellation Aquarius
  • ☽︎ Moon — 197.4° · sign Libra · constellation Virgo
  • ☿︎ Mercury — 323.3° · sign Aquarius · constellation Capricornus
  • ♀︎ Venus — 19.2° · sign Aries · constellation Pisces
  • ♂︎ Mars — 12.6° · sign Aries · constellation Pisces
  • ♃︎ Jupiter — 134.1° · sign Leo · constellation Cancer
  • ♄︎ Saturn — 244.9° · sign Sagittarius · constellation Scorpius
  • ☽︎ Moon 93% 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, 93% lit; the Moon was 403,108 km away.

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

    11.6 orbits of the Sun — 10,880 million km, that is 14,152 return trips to the Moon; 4,229 rotations of Earth; with the Sun — 84 billion km around the Galactic centre, 3.2 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 339 million km away; today it is 245 million km (closer by 1.4×).

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

    That day fell in solar cycle 24, near maximum (57% through the cycle).

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

    Mars returns to that day’s point of its orbit on May 7, 2028; Jupiter — in 2027.

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

    The vernal point has shifted 576″ 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/ap150308.html

    NASA APOD

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