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, 3 January 2027: day of the Sun
- Sunrise
- 08:45
- Sunset
- 17:06
- Next sunrise
- 08:45
A day hour lasts 42 min; a night hour, 1h 18m. Local time (Europe/Paris).
Day
- 1☉︎ Sun08:45 – 09:27
- 2♀︎ Venus09:27 – 10:09
- 3☿︎ Mercury10:09 – 10:50
- 4☽︎ Moon10:50 – 11:32
- 5♄︎ Saturn11:32 – 12:14
- 6♃︎ Jupiter12:14 – 12:56
- 7♂︎ Mars12:56 – 13:37
- 8☉︎ Sun13:37 – 14:19
- 9♀︎ Venus14:19 – 15:01
- 10☿︎ Mercury15:01 – 15:43
- 11☽︎ Moon15:43 – 16:24
- 12♄︎ Saturn16:24 – 17:06
Night
- 1♃︎ Jupiter17:06 – 18:24
- 2♂︎ Mars18:24 – 19:43
- 3☉︎ Sun19:43 – 21:01
- 4♀︎ Venus21:01 – 22:19
- 5☿︎ Mercury22:19 – 23:37
- 6☽︎ Moon23:37 – 00:56
- 7♄︎ Saturn00:56 – 02:14
- 8♃︎ Jupiter02:14 – 03:32
- 9♂︎ Mars03:32 – 04:50
- 10☉︎ Sun04:50 – 06:09
- 11♀︎ Venus06:09 – 07:27
- 12☿︎ Mercury07:27 – 08:45
Other cities · France
Questions
How are the planetary hours calculated in Cergy-Pontoise?
On Sunday, 3 January 2027, the Sun rises at 08:45 and sets at 17:06: the day lasts 8h 21m, that is twelve day hours of 42 min. The night, until the next sunrise at 08:45, lasts 15h 39m: twelve night hours of 1h 18m.
Which planet rules the first hour that day?
The Sun, from 08:45 to 09:27: 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.