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, 9 December 2026: day of Mercury
- Sunrise
- 08:35
- Sunset
- 17:18
- Next sunrise
- 08:35
A day hour lasts 44 min; a night hour, 1h 16m. Local time (Europe/Paris).
Day
- 1☿︎ Mercury08:35 – 09:18
- 2☽︎ Moon09:18 – 10:02
- 3♄︎ Saturn10:02 – 10:45
- 4♃︎ Jupiter10:45 – 11:29
- 5♂︎ Mars11:29 – 12:13
- 6☉︎ Sun12:13 – 12:56
- 7♀︎ Venus12:56 – 13:40
- 8☿︎ Mercury13:40 – 14:24
- 9☽︎ Moon14:24 – 15:07
- 10♄︎ Saturn15:07 – 15:51
- 11♃︎ Jupiter15:51 – 16:34
- 12♂︎ Mars16:34 – 17:18
Night
- 1☉︎ Sun17:18 – 18:35
- 2♀︎ Venus18:35 – 19:51
- 3☿︎ Mercury19:51 – 21:07
- 4☽︎ Moon21:07 – 22:24
- 5♄︎ Saturn22:24 – 23:40
- 6♃︎ Jupiter23:40 – 00:57
- 7♂︎ Mars00:57 – 02:13
- 8☉︎ Sun02:13 – 03:30
- 9♀︎ Venus03:30 – 04:46
- 10☿︎ Mercury04:46 – 06:03
- 11☽︎ Moon06:03 – 07:19
- 12♄︎ Saturn07:19 – 08:35
Other cities · France
Questions
How are the planetary hours calculated in La Rochelle?
On Wednesday, 9 December 2026, the Sun rises at 08:35 and sets at 17:18: the day lasts 8h 44m, that is twelve day hours of 44 min. The night, until the next sunrise at 08:35, lasts 15h 17m: twelve night hours of 1h 16m.
Which planet rules the first hour that day?
Mercury, from 08:35 to 09:18: 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.