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 Saturday, 4 October 2025: day of Saturn
- Sunrise
- 08:07
- Sunset
- 19:38
- Next sunrise
- 08:08
A day hour lasts 58 min; a night hour, 1h 02m. Local time (Europe/Paris).
Day
- 1♄︎ Saturn08:07 – 09:04
- 2♃︎ Jupiter09:04 – 10:02
- 3♂︎ Mars10:02 – 10:59
- 4☉︎ Sun10:59 – 11:57
- 5♀︎ Venus11:57 – 12:55
- 6☿︎ Mercury12:55 – 13:52
- 7☽︎ Moon13:52 – 14:50
- 8♄︎ Saturn14:50 – 15:48
- 9♃︎ Jupiter15:48 – 16:45
- 10♂︎ Mars16:45 – 17:43
- 11☉︎ Sun17:43 – 18:40
- 12♀︎ Venus18:40 – 19:38
Night
- 1☿︎ Mercury19:38 – 20:41
- 2☽︎ Moon20:41 – 21:43
- 3♄︎ Saturn21:43 – 22:46
- 4♃︎ Jupiter22:46 – 23:48
- 5♂︎ Mars23:48 – 00:51
- 6☉︎ Sun00:51 – 01:53
- 7♀︎ Venus01:53 – 02:55
- 8☿︎ Mercury02:55 – 03:58
- 9☽︎ Moon03:58 – 05:00
- 10♄︎ Saturn05:00 – 06:03
- 11♃︎ Jupiter06:03 – 07:05
- 12♂︎ Mars07:05 – 08:08
Other cities · France
Questions
How are the planetary hours calculated in La Rochelle?
On Saturday, 4 October 2025, the Sun rises at 08:07 and sets at 19:38: the day lasts 11h 31m, that is twelve day hours of 58 min. The night, until the next sunrise at 08:08, lasts 12h 30m: twelve night hours of 1h 02m.
Which planet rules the first hour that day?
Saturn, from 08:07 to 09:04: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: Jupiter, Mars, the Sun, Venus, Mercury, the Moon, then Saturn 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.