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 Thursday, 29 January 2026: day of Jupiter
- Sunrise
- 08:30
- Sunset
- 18:04
- Next sunrise
- 08:29
A day hour lasts 48 min; a night hour, 1h 12m. Local time (Europe/Paris).
Day
- 1♃︎ Jupiter08:30 – 09:18
- 2♂︎ Mars09:18 – 10:06
- 3☉︎ Sun10:06 – 10:54
- 4♀︎ Venus10:54 – 11:42
- 5☿︎ Mercury11:42 – 12:30
- 6☽︎ Moon12:30 – 13:17
- 7♄︎ Saturn13:17 – 14:05
- 8♃︎ Jupiter14:05 – 14:53
- 9♂︎ Mars14:53 – 15:41
- 10☉︎ Sun15:41 – 16:29
- 11♀︎ Venus16:29 – 17:17
- 12☿︎ Mercury17:17 – 18:04
Night
- 1☽︎ Moon18:04 – 19:17
- 2♄︎ Saturn19:17 – 20:29
- 3♃︎ Jupiter20:29 – 21:41
- 4♂︎ Mars21:41 – 22:53
- 5☉︎ Sun22:53 – 00:05
- 6♀︎ Venus00:05 – 01:17
- 7☿︎ Mercury01:17 – 02:29
- 8☽︎ Moon02:29 – 03:41
- 9♄︎ Saturn03:41 – 04:53
- 10♃︎ Jupiter04:53 – 06:05
- 11♂︎ Mars06:05 – 07:17
- 12☉︎ Sun07:17 – 08:29
Other cities · France
Questions
How are the planetary hours calculated in La Rochelle?
On Thursday, 29 January 2026, the Sun rises at 08:30 and sets at 18:04: the day lasts 9h 34m, that is twelve day hours of 48 min. The night, until the next sunrise at 08:29, lasts 14h 25m: twelve night hours of 1h 12m.
Which planet rules the first hour that day?
Jupiter, from 08:30 to 09:18: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: Mars, the Sun, Venus, Mercury, the Moon, Saturn, then Jupiter 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.