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 Tuesday, 7 October 2025: day of Mars
- Sunrise
- 08:10
- Sunset
- 19:27
- Next sunrise
- 08:11
A day hour lasts 56 min; a night hour, 1h 04m. Local time (Europe/Paris).
Day
- 1♂︎ Mars08:10 – 09:06
- 2☉︎ Sun09:06 – 10:03
- 3♀︎ Venus10:03 – 10:59
- 4☿︎ Mercury10:59 – 11:55
- 5☽︎ Moon11:55 – 12:52
- 6♄︎ Saturn12:52 – 13:48
- 7♃︎ Jupiter13:48 – 14:45
- 8♂︎ Mars14:45 – 15:41
- 9☉︎ Sun15:41 – 16:38
- 10♀︎ Venus16:38 – 17:34
- 11☿︎ Mercury17:34 – 18:30
- 12☽︎ Moon18:30 – 19:27
Night
- 1♄︎ Saturn19:27 – 20:30
- 2♃︎ Jupiter20:30 – 21:34
- 3♂︎ Mars21:34 – 22:38
- 4☉︎ Sun22:38 – 23:42
- 5♀︎ Venus23:42 – 00:45
- 6☿︎ Mercury00:45 – 01:49
- 7☽︎ Moon01:49 – 02:53
- 8♄︎ Saturn02:53 – 03:56
- 9♃︎ Jupiter03:56 – 05:00
- 10♂︎ Mars05:00 – 06:04
- 11☉︎ Sun06:04 – 07:08
- 12♀︎ Venus07:08 – 08:11
Other cities · France
Questions
How are the planetary hours calculated in Caen?
On Tuesday, 7 October 2025, the Sun rises at 08:10 and sets at 19:27: the day lasts 11h 17m, that is twelve day hours of 56 min. The night, until the next sunrise at 08:11, lasts 12h 44m: twelve night hours of 1h 04m.
Which planet rules the first hour that day?
Mars, from 08:10 to 09:06: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: the Sun, Venus, Mercury, the Moon, Saturn, Jupiter, then Mars 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.