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 Wednesday, 27 August 2025: day of Mercury
- Sunrise
- 07:02
- Sunset
- 20:34
- Next sunrise
- 07:03
A day hour lasts 1h 08m; a night hour, 52 min. Local time (Europe/Paris).
Day
- 1☿︎ Mercury07:02 – 08:10
- 2☽︎ Moon08:10 – 09:17
- 3♄︎ Saturn09:17 – 10:25
- 4♃︎ Jupiter10:25 – 11:33
- 5♂︎ Mars11:33 – 12:40
- 6☉︎ Sun12:40 – 13:48
- 7♀︎ Venus13:48 – 14:56
- 8☿︎ Mercury14:56 – 16:04
- 9☽︎ Moon16:04 – 17:11
- 10♄︎ Saturn17:11 – 18:19
- 11♃︎ Jupiter18:19 – 19:27
- 12♂︎ Mars19:27 – 20:34
Night
- 1☉︎ Sun20:34 – 21:27
- 2♀︎ Venus21:27 – 22:19
- 3☿︎ Mercury22:19 – 23:12
- 4☽︎ Moon23:12 – 00:04
- 5♄︎ Saturn00:04 – 00:56
- 6♃︎ Jupiter00:56 – 01:49
- 7♂︎ Mars01:49 – 02:41
- 8☉︎ Sun02:41 – 03:34
- 9♀︎ Venus03:34 – 04:26
- 10☿︎ Mercury04:26 – 05:18
- 11☽︎ Moon05:18 – 06:11
- 12♄︎ Saturn06:11 – 07:03
Other cities · France
Questions
How are the planetary hours calculated in Clermont-Ferrand?
On Wednesday, 27 August 2025, the Sun rises at 07:02 and sets at 20:34: the day lasts 13h 32m, that is twelve day hours of 1h 08m. The night, until the next sunrise at 07:03, lasts 10h 29m: twelve night hours of 52 min.
Which planet rules the first hour that day?
Mercury, from 07:02 to 08:10: 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.