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 Tuesday, 6 October 2026: day of Mars
- Sunrise
- 07:49
- Sunset
- 19:08
- Next sunrise
- 07:51
A day hour lasts 57 min; a night hour, 1h 04m. Local time (Europe/Brussels).
Day
- 1♂︎ Mars07:49 – 08:45
- 2☉︎ Sun08:45 – 09:42
- 3♀︎ Venus09:42 – 10:39
- 4☿︎ Mercury10:39 – 11:35
- 5☽︎ Moon11:35 – 12:32
- 6♄︎ Saturn12:32 – 13:28
- 7♃︎ Jupiter13:28 – 14:25
- 8♂︎ Mars14:25 – 15:22
- 9☉︎ Sun15:22 – 16:18
- 10♀︎ Venus16:18 – 17:15
- 11☿︎ Mercury17:15 – 18:11
- 12☽︎ Moon18:11 – 19:08
Night
- 1♄︎ Saturn19:08 – 20:11
- 2♃︎ Jupiter20:11 – 21:15
- 3♂︎ Mars21:15 – 22:18
- 4☉︎ Sun22:18 – 23:22
- 5♀︎ Venus23:22 – 00:26
- 6☿︎ Mercury00:26 – 01:29
- 7☽︎ Moon01:29 – 02:33
- 8♄︎ Saturn02:33 – 03:36
- 9♃︎ Jupiter03:36 – 04:40
- 10♂︎ Mars04:40 – 05:43
- 11☉︎ Sun05:43 – 06:47
- 12♀︎ Venus06:47 – 07:51
Other cities · Belgium
Questions
How are the planetary hours calculated in Leuven?
On Tuesday, 6 October 2026, the Sun rises at 07:49 and sets at 19:08: the day lasts 11h 19m, that is twelve day hours of 57 min. The night, until the next sunrise at 07:51, lasts 12h 43m: twelve night hours of 1h 04m.
Which planet rules the first hour that day?
Mars, from 07:49 to 08:45: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: the Sun, Venus, Mercury, the Moon, Saturn, Jupiter, then Mars 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.