Planetary hours
in Nantes.
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, 25 January 2025: day of Saturn
- Sunrise
- 08:39
- Sunset
- 17:57
- Next sunrise
- 08:38
A day hour lasts 47 min; a night hour, 1h 13m. Local time (Europe/Paris).
Day
- 1♄︎ Saturn08:39 – 09:26
- 2♃︎ Jupiter09:26 – 10:12
- 3♂︎ Mars10:12 – 10:59
- 4☉︎ Sun10:59 – 11:45
- 5♀︎ Venus11:45 – 12:32
- 6☿︎ Mercury12:32 – 13:18
- 7☽︎ Moon13:18 – 14:05
- 8♄︎ Saturn14:05 – 14:51
- 9♃︎ Jupiter14:51 – 15:38
- 10♂︎ Mars15:38 – 16:24
- 11☉︎ Sun16:24 – 17:11
- 12♀︎ Venus17:11 – 17:57
Night
- 1☿︎ Mercury17:57 – 19:11
- 2☽︎ Moon19:11 – 20:24
- 3♄︎ Saturn20:24 – 21:38
- 4♃︎ Jupiter21:38 – 22:51
- 5♂︎ Mars22:51 – 00:04
- 6☉︎ Sun00:04 – 01:18
- 7♀︎ Venus01:18 – 02:31
- 8☿︎ Mercury02:31 – 03:45
- 9☽︎ Moon03:45 – 04:58
- 10♄︎ Saturn04:58 – 06:11
- 11♃︎ Jupiter06:11 – 07:25
- 12♂︎ Mars07:25 – 08:38
Other cities · France
Questions
How are the planetary hours calculated in Nantes?
On Saturday, 25 January 2025, the Sun rises at 08:39 and sets at 17:57: the day lasts 9h 18m, that is twelve day hours of 47 min. The night, until the next sunrise at 08:38, lasts 14h 41m: twelve night hours of 1h 13m.
Which planet rules the first hour that day?
Saturn, from 08:39 to 09:26: 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.