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 Thursday, 31 July 2025: day of Jupiter
- Sunrise
- 06:24
- Sunset
- 21:31
- Next sunrise
- 06:25
A day hour lasts 1h 16m; a night hour, 45 min. Local time (Europe/Paris).
Day
- 1♃︎ Jupiter06:24 – 07:39
- 2♂︎ Mars07:39 – 08:55
- 3☉︎ Sun08:55 – 10:11
- 4♀︎ Venus10:11 – 11:26
- 5☿︎ Mercury11:26 – 12:42
- 6☽︎ Moon12:42 – 13:57
- 7♄︎ Saturn13:57 – 15:13
- 8♃︎ Jupiter15:13 – 16:29
- 9♂︎ Mars16:29 – 17:44
- 10☉︎ Sun17:44 – 19:00
- 11♀︎ Venus19:00 – 20:15
- 12☿︎ Mercury20:15 – 21:31
Night
- 1☽︎ Moon21:31 – 22:15
- 2♄︎ Saturn22:15 – 23:00
- 3♃︎ Jupiter23:00 – 23:44
- 4♂︎ Mars23:44 – 00:29
- 5☉︎ Sun00:29 – 01:14
- 6♀︎ Venus01:14 – 01:58
- 7☿︎ Mercury01:58 – 02:43
- 8☽︎ Moon02:43 – 03:27
- 9♄︎ Saturn03:27 – 04:12
- 10♃︎ Jupiter04:12 – 04:56
- 11♂︎ Mars04:56 – 05:41
- 12☉︎ Sun05:41 – 06:25
Other cities · France
Questions
How are the planetary hours calculated in Saint-Quentin-en-Yvelines?
On Thursday, 31 July 2025, the Sun rises at 06:24 and sets at 21:31: the day lasts 15h 07m, that is twelve day hours of 1h 16m. The night, until the next sunrise at 06:25, lasts 8h 54m: twelve night hours of 45 min.
Which planet rules the first hour that day?
Jupiter, from 06:24 to 07:39: 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.