Planetary hours
in Cergy-Pontoise.
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 Sunday, 1 February 2026: day of the Sun
- Sunrise
- 08:22
- Sunset
- 17:48
- Next sunrise
- 08:21
A day hour lasts 47 min; a night hour, 1h 13m. Local time (Europe/Paris).
Day
- 1☉︎ Sun08:22 – 09:09
- 2♀︎ Venus09:09 – 09:56
- 3☿︎ Mercury09:56 – 10:43
- 4☽︎ Moon10:43 – 11:31
- 5♄︎ Saturn11:31 – 12:18
- 6♃︎ Jupiter12:18 – 13:05
- 7♂︎ Mars13:05 – 13:52
- 8☉︎ Sun13:52 – 14:39
- 9♀︎ Venus14:39 – 15:27
- 10☿︎ Mercury15:27 – 16:14
- 11☽︎ Moon16:14 – 17:01
- 12♄︎ Saturn17:01 – 17:48
Night
- 1♃︎ Jupiter17:48 – 19:01
- 2♂︎ Mars19:01 – 20:14
- 3☉︎ Sun20:14 – 21:26
- 4♀︎ Venus21:26 – 22:39
- 5☿︎ Mercury22:39 – 23:52
- 6☽︎ Moon23:52 – 01:04
- 7♄︎ Saturn01:04 – 02:17
- 8♃︎ Jupiter02:17 – 03:30
- 9♂︎ Mars03:30 – 04:42
- 10☉︎ Sun04:42 – 05:55
- 11♀︎ Venus05:55 – 07:08
- 12☿︎ Mercury07:08 – 08:21
Other cities · France
Questions
How are the planetary hours calculated in Cergy-Pontoise?
On Sunday, 1 February 2026, the Sun rises at 08:22 and sets at 17:48: the day lasts 9h 26m, that is twelve day hours of 47 min. The night, until the next sunrise at 08:21, lasts 14h 32m: twelve night hours of 1h 13m.
Which planet rules the first hour that day?
The Sun, from 08:22 to 09:09: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: Venus, Mercury, the Moon, Saturn, Jupiter, Mars, then the Sun 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.