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 Friday, 5 December 2025: day of Venus
- Sunrise
- 08:28
- Sunset
- 16:56
- Next sunrise
- 08:29
A day hour lasts 42 min; a night hour, 1h 18m. Local time (Europe/Paris).
Day
- 1♀︎ Venus08:28 – 09:10
- 2☿︎ Mercury09:10 – 09:53
- 3☽︎ Moon09:53 – 10:35
- 4♄︎ Saturn10:35 – 11:17
- 5♃︎ Jupiter11:17 – 12:00
- 6♂︎ Mars12:00 – 12:42
- 7☉︎ Sun12:42 – 13:24
- 8♀︎ Venus13:24 – 14:07
- 9☿︎ Mercury14:07 – 14:49
- 10☽︎ Moon14:49 – 15:31
- 11♄︎ Saturn15:31 – 16:14
- 12♃︎ Jupiter16:14 – 16:56
Night
- 1♂︎ Mars16:56 – 18:14
- 2☉︎ Sun18:14 – 19:31
- 3♀︎ Venus19:31 – 20:49
- 4☿︎ Mercury20:49 – 22:07
- 5☽︎ Moon22:07 – 23:25
- 6♄︎ Saturn23:25 – 00:43
- 7♃︎ Jupiter00:43 – 02:00
- 8♂︎ Mars02:00 – 03:18
- 9☉︎ Sun03:18 – 04:36
- 10♀︎ Venus04:36 – 05:54
- 11☿︎ Mercury05:54 – 07:11
- 12☽︎ Moon07:11 – 08:29
Other cities · France
Questions
How are the planetary hours calculated in Saint-Quentin-en-Yvelines?
On Friday, 5 December 2025, the Sun rises at 08:28 and sets at 16:56: the day lasts 8h 28m, that is twelve day hours of 42 min. The night, until the next sunrise at 08:29, lasts 15h 33m: twelve night hours of 1h 18m.
Which planet rules the first hour that day?
Venus, from 08:28 to 09:10: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: Mercury, the Moon, Saturn, Jupiter, Mars, the Sun, then Venus 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.