Planetary hours
in Caen.
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, 1 October 2025: day of Mercury
- Sunrise
- 08:01
- Sunset
- 19:39
- Next sunrise
- 08:02
A day hour lasts 58 min; a night hour, 1h 02m. Local time (Europe/Paris).
Day
- 1☿︎ Mercury08:01 – 08:59
- 2☽︎ Moon08:59 – 09:57
- 3♄︎ Saturn09:57 – 10:55
- 4♃︎ Jupiter10:55 – 11:54
- 5♂︎ Mars11:54 – 12:52
- 6☉︎ Sun12:52 – 13:50
- 7♀︎ Venus13:50 – 14:48
- 8☿︎ Mercury14:48 – 15:47
- 9☽︎ Moon15:47 – 16:45
- 10♄︎ Saturn16:45 – 17:43
- 11♃︎ Jupiter17:43 – 18:41
- 12♂︎ Mars18:41 – 19:39
Night
- 1☉︎ Sun19:39 – 20:41
- 2♀︎ Venus20:41 – 21:43
- 3☿︎ Mercury21:43 – 22:45
- 4☽︎ Moon22:45 – 23:47
- 5♄︎ Saturn23:47 – 00:49
- 6♃︎ Jupiter00:49 – 01:51
- 7♂︎ Mars01:51 – 02:53
- 8☉︎ Sun02:53 – 03:55
- 9♀︎ Venus03:55 – 04:57
- 10☿︎ Mercury04:57 – 05:58
- 11☽︎ Moon05:58 – 07:00
- 12♄︎ Saturn07:00 – 08:02
Other cities · France
Questions
How are the planetary hours calculated in Caen?
On Wednesday, 1 October 2025, the Sun rises at 08:01 and sets at 19:39: the day lasts 11h 39m, that is twelve day hours of 58 min. The night, until the next sunrise at 08:02, lasts 12h 23m: twelve night hours of 1h 02m.
Which planet rules the first hour that day?
Mercury, from 08:01 to 08:59: 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.