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, 25 October 2025: day of Saturn
- Sunrise
- 08:27
- Sunset
- 18:43
- Next sunrise
- 07:29
A day hour lasts 51 min; a night hour, 1h 09m. Local time (Europe/Paris).
Day
- 1♄︎ Saturn08:27 – 09:19
- 2♃︎ Jupiter09:19 – 10:10
- 3♂︎ Mars10:10 – 11:01
- 4☉︎ Sun11:01 – 11:52
- 5♀︎ Venus11:52 – 12:44
- 6☿︎ Mercury12:44 – 13:35
- 7☽︎ Moon13:35 – 14:26
- 8♄︎ Saturn14:26 – 15:18
- 9♃︎ Jupiter15:18 – 16:09
- 10♂︎ Mars16:09 – 17:00
- 11☉︎ Sun17:00 – 17:52
- 12♀︎ Venus17:52 – 18:43
Night
- 1☿︎ Mercury18:43 – 19:52
- 2☽︎ Moon19:52 – 21:01
- 3♄︎ Saturn21:01 – 22:09
- 4♃︎ Jupiter22:09 – 23:18
- 5♂︎ Mars23:18 – 00:27
- 6☉︎ Sun00:27 – 01:36
- 7♀︎ Venus01:36 – 02:45
- 8☿︎ Mercury02:45 – 02:54
- 9☽︎ Moon02:54 – 04:02
- 10♄︎ Saturn04:02 – 05:11
- 11♃︎ Jupiter05:11 – 06:20
- 12♂︎ Mars06:20 – 07:29
Other cities · France
Questions
How are the planetary hours calculated in Saint-Quentin-en-Yvelines?
On Saturday, 25 October 2025, the Sun rises at 08:27 and sets at 18:43: the day lasts 10h 16m, that is twelve day hours of 51 min. The night, until the next sunrise at 07:29, lasts 13h 46m: twelve night hours of 1h 09m.
Which planet rules the first hour that day?
Saturn, from 08:27 to 09:19: 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.