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Planetary hours · Leuven (Belgium)

Planetary hours
in Leuven.

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 Thursday, 3 September 2026: day of Jupiter

Sunrise
06:57
Sunset
20:22
Next sunrise
06:59

A day hour lasts 1h 07m; a night hour, 53 min. Local time (Europe/Brussels).

Day

  1. 1♃︎ Jupiter06:57 – 08:04
  2. 2♂︎ Mars08:04 – 09:11
  3. 3☉︎ Sun09:11 – 10:18
  4. 4♀︎ Venus10:18 – 11:25
  5. 5☿︎ Mercury11:25 – 12:32
  6. 6☽︎ Moon12:32 – 13:40
  7. 7♄︎ Saturn13:40 – 14:47
  8. 8♃︎ Jupiter14:47 – 15:54
  9. 9♂︎ Mars15:54 – 17:01
  10. 10☉︎ Sun17:01 – 18:08
  11. 11♀︎ Venus18:08 – 19:15
  12. 12☿︎ Mercury19:15 – 20:22

Night

  1. 1☽︎ Moon20:22 – 21:15
  2. 2♄︎ Saturn21:15 – 22:08
  3. 3♃︎ Jupiter22:08 – 23:01
  4. 4♂︎ Mars23:01 – 23:54
  5. 5☉︎ Sun23:54 – 00:47
  6. 6♀︎ Venus00:47 – 01:40
  7. 7☿︎ Mercury01:40 – 02:33
  8. 8☽︎ Moon02:33 – 03:26
  9. 9♄︎ Saturn03:26 – 04:20
  10. 10♃︎ Jupiter04:20 – 05:13
  11. 11♂︎ Mars05:13 – 06:06
  12. 12☉︎ Sun06:06 – 06:59

Questions

How are the planetary hours calculated in Leuven?

On Thursday, 3 September 2026, the Sun rises at 06:57 and sets at 20:22: the day lasts 13h 25m, that is twelve day hours of 1h 07m. The night, until the next sunrise at 06:59, lasts 10h 37m: twelve night hours of 53 min.

Which planet rules the first hour that day?

Jupiter, from 06:57 to 08:04: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: Mars, the Sun, Venus, Mercury, the Moon, Saturn, then Jupiter 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.