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 Wednesday, 8 July 2026: day of Mercury
- Sunrise
- 05:56
- Sunset
- 21:56
- Next sunrise
- 05:57
A day hour lasts 1h 20m; a night hour, 40 min. Local time (Europe/Paris).
Day
- 1☿︎ Mercury05:56 – 07:16
- 2☽︎ Moon07:16 – 08:36
- 3♄︎ Saturn08:36 – 09:56
- 4♃︎ Jupiter09:56 – 11:16
- 5♂︎ Mars11:16 – 12:36
- 6☉︎ Sun12:36 – 13:56
- 7♀︎ Venus13:56 – 15:16
- 8☿︎ Mercury15:16 – 16:36
- 9☽︎ Moon16:36 – 17:56
- 10♄︎ Saturn17:56 – 19:16
- 11♃︎ Jupiter19:16 – 20:36
- 12♂︎ Mars20:36 – 21:56
Night
- 1☉︎ Sun21:56 – 22:36
- 2♀︎ Venus22:36 – 23:16
- 3☿︎ Mercury23:16 – 23:56
- 4☽︎ Moon23:56 – 00:36
- 5♄︎ Saturn00:36 – 01:16
- 6♃︎ Jupiter01:16 – 01:57
- 7♂︎ Mars01:57 – 02:37
- 8☉︎ Sun02:37 – 03:17
- 9♀︎ Venus03:17 – 03:57
- 10☿︎ Mercury03:57 – 04:37
- 11☽︎ Moon04:37 – 05:17
- 12♄︎ Saturn05:17 – 05:57
Other cities · France
Questions
How are the planetary hours calculated in Cergy-Pontoise?
On Wednesday, 8 July 2026, the Sun rises at 05:56 and sets at 21:56: the day lasts 16h 00m, that is twelve day hours of 1h 20m. The night, until the next sunrise at 05:57, lasts 8h 01m: twelve night hours of 40 min.
Which planet rules the first hour that day?
Mercury, from 05:56 to 07:16: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: the Moon, Saturn, Jupiter, Mars, the Sun, Venus, then Mercury 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.