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, 18 April 2026: day of Saturn
- Sunrise
- 07:13
- Sunset
- 20:55
- Next sunrise
- 07:11
A day hour lasts 1h 09m; a night hour, 51 min. Local time (Europe/Paris).
Day
- 1♄︎ Saturn07:13 – 08:21
- 2♃︎ Jupiter08:21 – 09:30
- 3♂︎ Mars09:30 – 10:38
- 4☉︎ Sun10:38 – 11:47
- 5♀︎ Venus11:47 – 12:55
- 6☿︎ Mercury12:55 – 14:04
- 7☽︎ Moon14:04 – 15:12
- 8♄︎ Saturn15:12 – 16:21
- 9♃︎ Jupiter16:21 – 17:30
- 10♂︎ Mars17:30 – 18:38
- 11☉︎ Sun18:38 – 19:47
- 12♀︎ Venus19:47 – 20:55
Night
- 1☿︎ Mercury20:55 – 21:47
- 2☽︎ Moon21:47 – 22:38
- 3♄︎ Saturn22:38 – 23:29
- 4♃︎ Jupiter23:29 – 00:20
- 5♂︎ Mars00:20 – 01:12
- 6☉︎ Sun01:12 – 02:03
- 7♀︎ Venus02:03 – 02:54
- 8☿︎ Mercury02:54 – 03:46
- 9☽︎ Moon03:46 – 04:37
- 10♄︎ Saturn04:37 – 05:28
- 11♃︎ Jupiter05:28 – 06:19
- 12♂︎ Mars06:19 – 07:11
Other cities · France
Questions
How are the planetary hours calculated in La Rochelle?
On Saturday, 18 April 2026, the Sun rises at 07:13 and sets at 20:55: the day lasts 13h 43m, that is twelve day hours of 1h 09m. The night, until the next sunrise at 07:11, lasts 10h 16m: twelve night hours of 51 min.
Which planet rules the first hour that day?
Saturn, from 07:13 to 08:21: 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.