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 Saturday, 5 December 2026: day of Saturn
- Sunrise
- 08:29
- Sunset
- 16:55
- Next sunrise
- 08:30
A day hour lasts 42 min; a night hour, 1h 18m. Local time (Europe/Paris).
Day
- 1♄︎ Saturn08:29 – 09:11
- 2♃︎ Jupiter09:11 – 09:53
- 3♂︎ Mars09:53 – 10:35
- 4☉︎ Sun10:35 – 11:17
- 5♀︎ Venus11:17 – 11:59
- 6☿︎ Mercury11:59 – 12:42
- 7☽︎ Moon12:42 – 13:24
- 8♄︎ Saturn13:24 – 14:06
- 9♃︎ Jupiter14:06 – 14:48
- 10♂︎ Mars14:48 – 15:30
- 11☉︎ Sun15:30 – 16:12
- 12♀︎ Venus16:12 – 16:55
Night
- 1☿︎ Mercury16:55 – 18:12
- 2☽︎ Moon18:12 – 19:30
- 3♄︎ Saturn19:30 – 20:48
- 4♃︎ Jupiter20:48 – 22:06
- 5♂︎ Mars22:06 – 23:24
- 6☉︎ Sun23:24 – 00:42
- 7♀︎ Venus00:42 – 02:00
- 8☿︎ Mercury02:00 – 03:18
- 9☽︎ Moon03:18 – 04:36
- 10♄︎ Saturn04:36 – 05:54
- 11♃︎ Jupiter05:54 – 07:12
- 12♂︎ Mars07:12 – 08:30
Other cities · France
Questions
How are the planetary hours calculated in Cergy-Pontoise?
On Saturday, 5 December 2026, the Sun rises at 08:29 and sets at 16:55: the day lasts 8h 26m, that is twelve day hours of 42 min. The night, until the next sunrise at 08:30, lasts 15h 35m: twelve night hours of 1h 18m.
Which planet rules the first hour that day?
Saturn, from 08:29 to 09:11: 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.