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, 5 August 2026: day of Mercury
- Sunrise
- 06:29
- Sunset
- 21:24
- Next sunrise
- 06:31
A day hour lasts 1h 15m; a night hour, 46 min. Local time (Europe/Paris).
Day
- 1☿︎ Mercury06:29 – 07:44
- 2☽︎ Moon07:44 – 08:58
- 3♄︎ Saturn08:58 – 10:13
- 4♃︎ Jupiter10:13 – 11:28
- 5♂︎ Mars11:28 – 12:42
- 6☉︎ Sun12:42 – 13:57
- 7♀︎ Venus13:57 – 15:11
- 8☿︎ Mercury15:11 – 16:26
- 9☽︎ Moon16:26 – 17:41
- 10♄︎ Saturn17:41 – 18:55
- 11♃︎ Jupiter18:55 – 20:10
- 12♂︎ Mars20:10 – 21:24
Night
- 1☉︎ Sun21:24 – 22:10
- 2♀︎ Venus22:10 – 22:55
- 3☿︎ Mercury22:55 – 23:41
- 4☽︎ Moon23:41 – 00:26
- 5♄︎ Saturn00:26 – 01:12
- 6♃︎ Jupiter01:12 – 01:57
- 7♂︎ Mars01:57 – 02:43
- 8☉︎ Sun02:43 – 03:28
- 9♀︎ Venus03:28 – 04:14
- 10☿︎ Mercury04:14 – 05:00
- 11☽︎ Moon05:00 – 05:45
- 12♄︎ Saturn05:45 – 06:31
Other cities · France
Questions
How are the planetary hours calculated in Cergy-Pontoise?
On Wednesday, 5 August 2026, the Sun rises at 06:29 and sets at 21:24: the day lasts 14h 55m, that is twelve day hours of 1h 15m. The night, until the next sunrise at 06:31, lasts 9h 06m: twelve night hours of 46 min.
Which planet rules the first hour that day?
Mercury, from 06:29 to 07:44: 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.