Planetary hours
in Rennes.
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, 6 January 2027: day of Mercury
- Sunrise
- 08:56
- Sunset
- 17:28
- Next sunrise
- 08:56
A day hour lasts 43 min; a night hour, 1h 17m. Local time (Europe/Paris).
Day
- 1☿︎ Mercury08:56 – 09:39
- 2☽︎ Moon09:39 – 10:21
- 3♄︎ Saturn10:21 – 11:04
- 4♃︎ Jupiter11:04 – 11:47
- 5♂︎ Mars11:47 – 12:29
- 6☉︎ Sun12:29 – 13:12
- 7♀︎ Venus13:12 – 13:55
- 8☿︎ Mercury13:55 – 14:37
- 9☽︎ Moon14:37 – 15:20
- 10♄︎ Saturn15:20 – 16:03
- 11♃︎ Jupiter16:03 – 16:46
- 12♂︎ Mars16:46 – 17:28
Night
- 1☉︎ Sun17:28 – 18:46
- 2♀︎ Venus18:46 – 20:03
- 3☿︎ Mercury20:03 – 21:20
- 4☽︎ Moon21:20 – 22:37
- 5♄︎ Saturn22:37 – 23:55
- 6♃︎ Jupiter23:55 – 01:12
- 7♂︎ Mars01:12 – 02:29
- 8☉︎ Sun02:29 – 03:46
- 9♀︎ Venus03:46 – 05:04
- 10☿︎ Mercury05:04 – 06:21
- 11☽︎ Moon06:21 – 07:38
- 12♄︎ Saturn07:38 – 08:56
Other cities · France
Questions
How are the planetary hours calculated in Rennes?
On Wednesday, 6 January 2027, the Sun rises at 08:56 and sets at 17:28: the day lasts 8h 32m, that is twelve day hours of 43 min. The night, until the next sunrise at 08:56, lasts 15h 27m: twelve night hours of 1h 17m.
Which planet rules the first hour that day?
Mercury, from 08:56 to 09:39: 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.