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 Saturday, 25 October 2025: day of Saturn
- Sunrise
- 08:36
- Sunset
- 18:49
- Next sunrise
- 07:38
A day hour lasts 51 min; a night hour, 1h 09m. Local time (Europe/Paris).
Day
- 1♄︎ Saturn08:36 – 09:27
- 2♃︎ Jupiter09:27 – 10:18
- 3♂︎ Mars10:18 – 11:10
- 4☉︎ Sun11:10 – 12:01
- 5♀︎ Venus12:01 – 12:52
- 6☿︎ Mercury12:52 – 13:43
- 7☽︎ Moon13:43 – 14:34
- 8♄︎ Saturn14:34 – 15:25
- 9♃︎ Jupiter15:25 – 16:16
- 10♂︎ Mars16:16 – 17:07
- 11☉︎ Sun17:07 – 17:58
- 12♀︎ Venus17:58 – 18:49
Night
- 1☿︎ Mercury18:49 – 19:58
- 2☽︎ Moon19:58 – 21:07
- 3♄︎ Saturn21:07 – 22:16
- 4♃︎ Jupiter22:16 – 23:25
- 5♂︎ Mars23:25 – 00:34
- 6☉︎ Sun00:34 – 01:44
- 7♀︎ Venus01:44 – 02:53
- 8☿︎ Mercury02:53 – 03:02
- 9☽︎ Moon03:02 – 04:11
- 10♄︎ Saturn04:11 – 05:20
- 11♃︎ Jupiter05:20 – 06:29
- 12♂︎ Mars06:29 – 07:38
Other cities · France
Questions
How are the planetary hours calculated in Le Havre?
On Saturday, 25 October 2025, the Sun rises at 08:36 and sets at 18:49: the day lasts 10h 13m, that is twelve day hours of 51 min. The night, until the next sunrise at 07:38, lasts 13h 49m: twelve night hours of 1h 09m.
Which planet rules the first hour that day?
Saturn, from 08:36 to 09:27: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: Jupiter, Mars, the Sun, Venus, Mercury, the Moon, then Saturn 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.