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 Saturday, 12 December 2026: day of Saturn
- Sunrise
- 08:47
- Sunset
- 17:03
- Next sunrise
- 08:47
A day hour lasts 41 min; a night hour, 1h 19m. Local time (Europe/Paris).
Day
- 1♄︎ Saturn08:47 – 09:28
- 2♃︎ Jupiter09:28 – 10:09
- 3♂︎ Mars10:09 – 10:51
- 4☉︎ Sun10:51 – 11:32
- 5♀︎ Venus11:32 – 12:13
- 6☿︎ Mercury12:13 – 12:55
- 7☽︎ Moon12:55 – 13:36
- 8♄︎ Saturn13:36 – 14:17
- 9♃︎ Jupiter14:17 – 14:59
- 10♂︎ Mars14:59 – 15:40
- 11☉︎ Sun15:40 – 16:21
- 12♀︎ Venus16:21 – 17:03
Night
- 1☿︎ Mercury17:03 – 18:21
- 2☽︎ Moon18:21 – 19:40
- 3♄︎ Saturn19:40 – 20:59
- 4♃︎ Jupiter20:59 – 22:18
- 5♂︎ Mars22:18 – 23:36
- 6☉︎ Sun23:36 – 00:55
- 7♀︎ Venus00:55 – 02:14
- 8☿︎ Mercury02:14 – 03:32
- 9☽︎ Moon03:32 – 04:51
- 10♄︎ Saturn04:51 – 06:10
- 11♃︎ Jupiter06:10 – 07:29
- 12♂︎ Mars07:29 – 08:47
Other cities · France
Questions
How are the planetary hours calculated in Caen?
On Saturday, 12 December 2026, the Sun rises at 08:47 and sets at 17:03: the day lasts 8h 16m, that is twelve day hours of 41 min. The night, until the next sunrise at 08:47, lasts 15h 45m: twelve night hours of 1h 19m.
Which planet rules the first hour that day?
Saturn, from 08:47 to 09:28: 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.