Planetary hours
in La Rochelle.
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, 1 October 2025: day of Mercury
- Sunrise
- 08:03
- Sunset
- 19:44
- Next sunrise
- 08:04
A day hour lasts 58 min; a night hour, 1h 02m. Local time (Europe/Paris).
Day
- 1☿︎ Mercury08:03 – 09:01
- 2☽︎ Moon09:01 – 10:00
- 3♄︎ Saturn10:00 – 10:58
- 4♃︎ Jupiter10:58 – 11:56
- 5♂︎ Mars11:56 – 12:55
- 6☉︎ Sun12:55 – 13:53
- 7♀︎ Venus13:53 – 14:52
- 8☿︎ Mercury14:52 – 15:50
- 9☽︎ Moon15:50 – 16:49
- 10♄︎ Saturn16:49 – 17:47
- 11♃︎ Jupiter17:47 – 18:45
- 12♂︎ Mars18:45 – 19:44
Night
- 1☉︎ Sun19:44 – 20:46
- 2♀︎ Venus20:46 – 21:47
- 3☿︎ Mercury21:47 – 22:49
- 4☽︎ Moon22:49 – 23:51
- 5♄︎ Saturn23:51 – 00:52
- 6♃︎ Jupiter00:52 – 01:54
- 7♂︎ Mars01:54 – 02:56
- 8☉︎ Sun02:56 – 03:57
- 9♀︎ Venus03:57 – 04:59
- 10☿︎ Mercury04:59 – 06:01
- 11☽︎ Moon06:01 – 07:02
- 12♄︎ Saturn07:02 – 08:04
Other cities · France
Questions
How are the planetary hours calculated in La Rochelle?
On Wednesday, 1 October 2025, the Sun rises at 08:03 and sets at 19:44: the day lasts 11h 41m, that is twelve day hours of 58 min. The night, until the next sunrise at 08:04, lasts 12h 20m: twelve night hours of 1h 02m.
Which planet rules the first hour that day?
Mercury, from 08:03 to 09:01: 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.