Planetary hours
in Saint-Quentin-en-Yvelines.
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 July 2025: day of Saturn
- Sunrise
- 06:01
- Sunset
- 21:52
- Next sunrise
- 06:02
A day hour lasts 1h 19m; a night hour, 41 min. Local time (Europe/Paris).
Day
- 1♄︎ Saturn06:01 – 07:21
- 2♃︎ Jupiter07:21 – 08:40
- 3♂︎ Mars08:40 – 09:59
- 4☉︎ Sun09:59 – 11:18
- 5♀︎ Venus11:18 – 12:38
- 6☿︎ Mercury12:38 – 13:57
- 7☽︎ Moon13:57 – 15:16
- 8♄︎ Saturn15:16 – 16:35
- 9♃︎ Jupiter16:35 – 17:55
- 10♂︎ Mars17:55 – 19:14
- 11☉︎ Sun19:14 – 20:33
- 12♀︎ Venus20:33 – 21:52
Night
- 1☿︎ Mercury21:52 – 22:33
- 2☽︎ Moon22:33 – 23:14
- 3♄︎ Saturn23:14 – 23:55
- 4♃︎ Jupiter23:55 – 00:36
- 5♂︎ Mars00:36 – 01:16
- 6☉︎ Sun01:16 – 01:57
- 7♀︎ Venus01:57 – 02:38
- 8☿︎ Mercury02:38 – 03:19
- 9☽︎ Moon03:19 – 04:00
- 10♄︎ Saturn04:00 – 04:41
- 11♃︎ Jupiter04:41 – 05:22
- 12♂︎ Mars05:22 – 06:02
Other cities · France
Questions
How are the planetary hours calculated in Saint-Quentin-en-Yvelines?
On Saturday, 12 July 2025, the Sun rises at 06:01 and sets at 21:52: the day lasts 15h 51m, that is twelve day hours of 1h 19m. The night, until the next sunrise at 06:02, lasts 8h 10m: twelve night hours of 41 min.
Which planet rules the first hour that day?
Saturn, from 06:01 to 07:21: 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.