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The sky on February 13, 2000 — as it really was

That day the Sun stood in Capricornus, while the horoscope says "Aquarius". The gap is 23.9° of precession.

РЫБЫОВЕНТЕЛЕЦБЛИЗНЕЦЫРАКЛЕВДЕВАВЕСЫСКОРПИОНЗМЕЕНОСЕЦСТРЕЛЕЦКОЗЕРОГВОДОЛЕЙ ♈︎♉︎♊︎♋︎♌︎♍︎♎︎♏︎♐︎♑︎♒︎♓︎ ♂–☽ 59.8°♄–☿ 59.2° ♂︎1° ♃︎29° ♄︎11° ☽︎0° ♀︎24° ☉︎24° ☿︎12°

Bodies on the ecliptic (noon UTC)

  • ☉︎ Sun — 324.1° · sign Aquarius · constellation Capricornus
  • ☽︎ Moon — 61.0° · sign Gemini · constellation Taurus
  • ☿︎ Mercury — 342.1° · sign Pisces · constellation Aquarius
  • ♀︎ Venus — 294.2° · sign Capricorn · constellation Sagittarius
  • ♂︎ Mars — 1.1° · sign Aries · constellation Pisces
  • ♃︎ Jupiter — 29.8° · sign Aries · constellation Pisces
  • ♄︎ Saturn — 41.2° · sign Taurus · constellation Aries
  • ☽︎ Moon 56% 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]

    first quarter, 56% lit; the Moon was 371,103 km away.

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

    26.6 orbits of the Sun — 25,035 million km, that is 32,564 return trips to the Moon; 9,730 rotations of Earth; with the Sun — 193.4 billion km around the Galactic centre, 7.5 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 312 million km away; today it is 246 million km (closer by 1.3×).

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

    That day fell in solar cycle 23, on the rise to maximum (29% through the cycle).

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

    Mars returns to that day’s point of its orbit on May 1, 2028; Jupiter — in 2036; a full moon exactly on this date — February 13, 2044

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

    The vernal point has shifted 1,332″ since that day; the real constellations now sit 23.9° 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/ap000213.html

    NASA APOD

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