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 Monday, 28 September 2026: day of the Moon
- Sunrise
- 07:46
- Sunset
- 19:37
- Next sunrise
- 07:48
A day hour lasts 59 min; a night hour, 1h 01m. Local time (Europe/Paris).
Day
- 1☽︎ Moon07:46 – 08:45
- 2♄︎ Saturn08:45 – 09:45
- 3♃︎ Jupiter09:45 – 10:44
- 4♂︎ Mars10:44 – 11:43
- 5☉︎ Sun11:43 – 12:42
- 6♀︎ Venus12:42 – 13:41
- 7☿︎ Mercury13:41 – 14:41
- 8☽︎ Moon14:41 – 15:40
- 9♄︎ Saturn15:40 – 16:39
- 10♃︎ Jupiter16:39 – 17:38
- 11♂︎ Mars17:38 – 18:37
- 12☉︎ Sun18:37 – 19:37
Night
- 1♀︎ Venus19:37 – 20:37
- 2☿︎ Mercury20:37 – 21:38
- 3☽︎ Moon21:38 – 22:39
- 4♄︎ Saturn22:39 – 23:40
- 5♃︎ Jupiter23:40 – 00:41
- 6♂︎ Mars00:41 – 01:42
- 7☉︎ Sun01:42 – 02:43
- 8♀︎ Venus02:43 – 03:44
- 9☿︎ Mercury03:44 – 04:45
- 10☽︎ Moon04:45 – 05:46
- 11♄︎ Saturn05:46 – 06:47
- 12♃︎ Jupiter06:47 – 07:48
Other cities · France
Questions
How are the planetary hours calculated in Cergy-Pontoise?
On Monday, 28 September 2026, the Sun rises at 07:46 and sets at 19:37: the day lasts 11h 50m, that is twelve day hours of 59 min. The night, until the next sunrise at 07:48, lasts 12h 11m: twelve night hours of 1h 01m.
Which planet rules the first hour that day?
The Moon, from 07:46 to 08:45: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: Saturn, Jupiter, Mars, the Sun, Venus, Mercury, then the Moon 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.