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, 17 July 2025: day of Jupiter
- Sunrise
- 06:07
- Sunset
- 21:48
- Next sunrise
- 06:08
A day hour lasts 1h 18m; a night hour, 42 min. Local time (Europe/Paris).
Day
- 1♃︎ Jupiter06:07 – 07:25
- 2♂︎ Mars07:25 – 08:44
- 3☉︎ Sun08:44 – 10:02
- 4♀︎ Venus10:02 – 11:20
- 5☿︎ Mercury11:20 – 12:39
- 6☽︎ Moon12:39 – 13:57
- 7♄︎ Saturn13:57 – 15:16
- 8♃︎ Jupiter15:16 – 16:34
- 9♂︎ Mars16:34 – 17:53
- 10☉︎ Sun17:53 – 19:11
- 11♀︎ Venus19:11 – 20:29
- 12☿︎ Mercury20:29 – 21:48
Night
- 1☽︎ Moon21:48 – 22:30
- 2♄︎ Saturn22:30 – 23:11
- 3♃︎ Jupiter23:11 – 23:53
- 4♂︎ Mars23:53 – 00:35
- 5☉︎ Sun00:35 – 01:16
- 6♀︎ Venus01:16 – 01:58
- 7☿︎ Mercury01:58 – 02:40
- 8☽︎ Moon02:40 – 03:21
- 9♄︎ Saturn03:21 – 04:03
- 10♃︎ Jupiter04:03 – 04:45
- 11♂︎ Mars04:45 – 05:26
- 12☉︎ Sun05:26 – 06:08
Other cities · France
Questions
How are the planetary hours calculated in Saint-Quentin-en-Yvelines?
On Thursday, 17 July 2025, the Sun rises at 06:07 and sets at 21:48: the day lasts 15h 41m, that is twelve day hours of 1h 18m. The night, until the next sunrise at 06:08, lasts 8h 20m: twelve night hours of 42 min.
Which planet rules the first hour that day?
Jupiter, from 06:07 to 07:25: 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.