Planetary hours
in Le Havre.
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, 10 December 2026: day of Jupiter
- Sunrise
- 08:44
- Sunset
- 16:59
- Next sunrise
- 08:45
A day hour lasts 41 min; a night hour, 1h 19m. Local time (Europe/Paris).
Day
- 1♃︎ Jupiter08:44 – 09:25
- 2♂︎ Mars09:25 – 10:07
- 3☉︎ Sun10:07 – 10:48
- 4♀︎ Venus10:48 – 11:29
- 5☿︎ Mercury11:29 – 12:10
- 6☽︎ Moon12:10 – 12:52
- 7♄︎ Saturn12:52 – 13:33
- 8♃︎ Jupiter13:33 – 14:14
- 9♂︎ Mars14:14 – 14:56
- 10☉︎ Sun14:56 – 15:37
- 11♀︎ Venus15:37 – 16:18
- 12☿︎ Mercury16:18 – 16:59
Night
- 1☽︎ Moon16:59 – 18:18
- 2♄︎ Saturn18:18 – 19:37
- 3♃︎ Jupiter19:37 – 20:56
- 4♂︎ Mars20:56 – 22:15
- 5☉︎ Sun22:15 – 23:33
- 6♀︎ Venus23:33 – 00:52
- 7☿︎ Mercury00:52 – 02:11
- 8☽︎ Moon02:11 – 03:30
- 9♄︎ Saturn03:30 – 04:49
- 10♃︎ Jupiter04:49 – 06:07
- 11♂︎ Mars06:07 – 07:26
- 12☉︎ Sun07:26 – 08:45
Other cities · France
Questions
How are the planetary hours calculated in Le Havre?
On Thursday, 10 December 2026, the Sun rises at 08:44 and sets at 16:59: the day lasts 8h 15m, that is twelve day hours of 41 min. The night, until the next sunrise at 08:45, lasts 15h 46m: twelve night hours of 1h 19m.
Which planet rules the first hour that day?
Jupiter, from 08:44 to 09:25: 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.
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.