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Planetary hours · Mar del Plata (Argentina)

Planetary hours
in Mar del Plata.

The day, from sunrise to sunset, is cut into twelve equal hours; so is the night, from sunset to the next sunrise. Each hour carries a planet, in the Chaldean order. A planetary hour therefore lasts 60 minutes only at the equinoxes: it all depends on the date and the city. Here are the exact hours for your city; what you do with them is up to you.

Planetary day of Saturday, 31 October 2026: day of Saturn

Sunrise
05:43
Sunset
19:24
Next sunrise
05:42

A day hour lasts 1h 08m; a night hour, 52 min. Local time (America/Argentina/Buenos_Aires).

Day

  1. 1♄︎ Saturn05:43 – 06:52
  2. 2♃︎ Jupiter06:52 – 08:00
  3. 3♂︎ Mars08:00 – 09:09
  4. 4☉︎ Sun09:09 – 10:17
  5. 5♀︎ Venus10:17 – 11:25
  6. 6☿︎ Mercury11:25 – 12:34
  7. 7☽︎ Moon12:34 – 13:42
  8. 8♄︎ Saturn13:42 – 14:50
  9. 9♃︎ Jupiter14:50 – 15:59
  10. 10♂︎ Mars15:59 – 17:07
  11. 11☉︎ Sun17:07 – 18:15
  12. 12♀︎ Venus18:15 – 19:24

Night

  1. 1☿︎ Mercury19:24 – 20:15
  2. 2☽︎ Moon20:15 – 21:07
  3. 3♄︎ Saturn21:07 – 21:58
  4. 4♃︎ Jupiter21:58 – 22:50
  5. 5♂︎ Mars22:50 – 23:42
  6. 6☉︎ Sun23:42 – 00:33
  7. 7♀︎ Venus00:33 – 01:25
  8. 8☿︎ Mercury01:25 – 02:16
  9. 9☽︎ Moon02:16 – 03:08
  10. 10♄︎ Saturn03:08 – 03:59
  11. 11♃︎ Jupiter03:59 – 04:51
  12. 12♂︎ Mars04:51 – 05:42

Questions

How are the planetary hours calculated in Mar del Plata?

On Saturday, 31 October 2026, the Sun rises at 05:43 and sets at 19:24: the day lasts 13h 40m, that is twelve day hours of 1h 08m. The night, until the next sunrise at 05:42, lasts 10h 18m: twelve night hours of 52 min.

Which planet rules the first hour that day?

Saturn, from 05:43 to 06:52: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: Jupiter, Mars, the Sun, Venus, Mercury, the Moon, then Saturn again.

Today’s sky, on YOUR chart

Planetary hours are the same for everyone in a city. Your chart is yours alone: every morning AstroXP crosses the real sky with your birth, to the minute, and tells you what time it plays out for you.

My sky on my chart

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Sunrise and sunset calculated for the city (the Sun’s centre 0°50′ below the horizon: refraction and semi-diameter), local time of the city’s time zone. Checked against astronomy-engine, the app’s engine.