Planetary hours
in Clermont-Ferrand.
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, 16 October 2025: day of Jupiter
- Sunrise
- 08:05
- Sunset
- 18:59
- Next sunrise
- 08:07
A day hour lasts 55 min; a night hour, 1h 06m. Local time (Europe/Paris).
Day
- 1♃︎ Jupiter08:05 – 09:00
- 2♂︎ Mars09:00 – 09:54
- 3☉︎ Sun09:54 – 10:49
- 4♀︎ Venus10:49 – 11:43
- 5☿︎ Mercury11:43 – 12:38
- 6☽︎ Moon12:38 – 13:32
- 7♄︎ Saturn13:32 – 14:27
- 8♃︎ Jupiter14:27 – 15:21
- 9♂︎ Mars15:21 – 16:16
- 10☉︎ Sun16:16 – 17:10
- 11♀︎ Venus17:10 – 18:05
- 12☿︎ Mercury18:05 – 18:59
Night
- 1☽︎ Moon18:59 – 20:05
- 2♄︎ Saturn20:05 – 21:11
- 3♃︎ Jupiter21:11 – 22:16
- 4♂︎ Mars22:16 – 23:22
- 5☉︎ Sun23:22 – 00:27
- 6♀︎ Venus00:27 – 01:33
- 7☿︎ Mercury01:33 – 02:39
- 8☽︎ Moon02:39 – 03:44
- 9♄︎ Saturn03:44 – 04:50
- 10♃︎ Jupiter04:50 – 05:55
- 11♂︎ Mars05:55 – 07:01
- 12☉︎ Sun07:01 – 08:07
Other cities · France
Questions
How are the planetary hours calculated in Clermont-Ferrand?
On Thursday, 16 October 2025, the Sun rises at 08:05 and sets at 18:59: the day lasts 10h 54m, that is twelve day hours of 55 min. The night, until the next sunrise at 08:07, lasts 13h 07m: twelve night hours of 1h 06m.
Which planet rules the first hour that day?
Jupiter, from 08:05 to 09:00: 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.