Planetary hours
in Schaerbeek.
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 Sunday, 14 December 2025: day of the Sun
- Sunrise
- 08:37
- Sunset
- 16:36
- Next sunrise
- 08:38
A day hour lasts 40 min; a night hour, 1h 20m. Local time (Europe/Brussels).
Day
- 1☉︎ Sun08:37 – 09:17
- 2♀︎ Venus09:17 – 09:57
- 3☿︎ Mercury09:57 – 10:37
- 4☽︎ Moon10:37 – 11:17
- 5♄︎ Saturn11:17 – 11:57
- 6♃︎ Jupiter11:57 – 12:37
- 7♂︎ Mars12:37 – 13:17
- 8☉︎ Sun13:17 – 13:56
- 9♀︎ Venus13:56 – 14:36
- 10☿︎ Mercury14:36 – 15:16
- 11☽︎ Moon15:16 – 15:56
- 12♄︎ Saturn15:56 – 16:36
Night
- 1♃︎ Jupiter16:36 – 17:56
- 2♂︎ Mars17:56 – 19:16
- 3☉︎ Sun19:16 – 20:37
- 4♀︎ Venus20:37 – 21:57
- 5☿︎ Mercury21:57 – 23:17
- 6☽︎ Moon23:17 – 00:37
- 7♄︎ Saturn00:37 – 01:57
- 8♃︎ Jupiter01:57 – 03:17
- 9♂︎ Mars03:17 – 04:38
- 10☉︎ Sun04:38 – 05:58
- 11♀︎ Venus05:58 – 07:18
- 12☿︎ Mercury07:18 – 08:38
Other cities · Belgium
Questions
How are the planetary hours calculated in Schaerbeek?
On Sunday, 14 December 2025, the Sun rises at 08:37 and sets at 16:36: the day lasts 7h 59m, that is twelve day hours of 40 min. The night, until the next sunrise at 08:38, lasts 16h 02m: twelve night hours of 1h 20m.
Which planet rules the first hour that day?
The Sun, from 08:37 to 09:17: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: Venus, Mercury, the Moon, Saturn, Jupiter, Mars, then the Sun 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.
On a computer? Scan this code with your phone.
Calendars
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.