Planetary hours
in Le Mans.
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 Wednesday, 9 December 2026: day of Mercury
- Sunrise
- 08:36
- Sunset
- 17:06
- Next sunrise
- 08:37
A day hour lasts 42 min; a night hour, 1h 18m. Local time (Europe/Paris).
Day
- 1☿︎ Mercury08:36 – 09:19
- 2☽︎ Moon09:19 – 10:01
- 3♄︎ Saturn10:01 – 10:44
- 4♃︎ Jupiter10:44 – 11:26
- 5♂︎ Mars11:26 – 12:08
- 6☉︎ Sun12:08 – 12:51
- 7♀︎ Venus12:51 – 13:33
- 8☿︎ Mercury13:33 – 14:16
- 9☽︎ Moon14:16 – 14:58
- 10♄︎ Saturn14:58 – 15:41
- 11♃︎ Jupiter15:41 – 16:23
- 12♂︎ Mars16:23 – 17:06
Night
- 1☉︎ Sun17:06 – 18:23
- 2♀︎ Venus18:23 – 19:41
- 3☿︎ Mercury19:41 – 20:58
- 4☽︎ Moon20:58 – 22:16
- 5♄︎ Saturn22:16 – 23:34
- 6♃︎ Jupiter23:34 – 00:51
- 7♂︎ Mars00:51 – 02:09
- 8☉︎ Sun02:09 – 03:27
- 9♀︎ Venus03:27 – 04:44
- 10☿︎ Mercury04:44 – 06:02
- 11☽︎ Moon06:02 – 07:20
- 12♄︎ Saturn07:20 – 08:37
Other cities · France
Questions
How are the planetary hours calculated in Le Mans?
On Wednesday, 9 December 2026, the Sun rises at 08:36 and sets at 17:06: the day lasts 8h 29m, that is twelve day hours of 42 min. The night, until the next sunrise at 08:37, lasts 15h 32m: twelve night hours of 1h 18m.
Which planet rules the first hour that day?
Mercury, from 08:36 to 09:19: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: the Moon, Saturn, Jupiter, Mars, the Sun, Venus, then Mercury 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.