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 Thursday, 8 May 2025: day of Jupiter
- Sunrise
- 06:28
- Sunset
- 21:28
- Next sunrise
- 06:26
A day hour lasts 1h 15m; a night hour, 45 min. Local time (Europe/Paris).
Day
- 1♃︎ Jupiter06:28 – 07:43
- 2♂︎ Mars07:43 – 08:58
- 3☉︎ Sun08:58 – 10:13
- 4♀︎ Venus10:13 – 11:28
- 5☿︎ Mercury11:28 – 12:43
- 6☽︎ Moon12:43 – 13:58
- 7♄︎ Saturn13:58 – 15:13
- 8♃︎ Jupiter15:13 – 16:28
- 9♂︎ Mars16:28 – 17:43
- 10☉︎ Sun17:43 – 18:58
- 11♀︎ Venus18:58 – 20:13
- 12☿︎ Mercury20:13 – 21:28
Night
- 1☽︎ Moon21:28 – 22:13
- 2♄︎ Saturn22:13 – 22:58
- 3♃︎ Jupiter22:58 – 23:42
- 4♂︎ Mars23:42 – 00:27
- 5☉︎ Sun00:27 – 01:12
- 6♀︎ Venus01:12 – 01:57
- 7☿︎ Mercury01:57 – 02:42
- 8☽︎ Moon02:42 – 03:27
- 9♄︎ Saturn03:27 – 04:12
- 10♃︎ Jupiter04:12 – 04:57
- 11♂︎ Mars04:57 – 05:42
- 12☉︎ Sun05:42 – 06:26
Other cities · France
Questions
How are the planetary hours calculated in Caen?
On Thursday, 8 May 2025, the Sun rises at 06:28 and sets at 21:28: the day lasts 15h 00m, that is twelve day hours of 1h 15m. The night, until the next sunrise at 06:26, lasts 8h 59m: twelve night hours of 45 min.
Which planet rules the first hour that day?
Jupiter, from 06:28 to 07:43: 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.