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, 23 October 2027: day of Saturn
- Sunrise
- 08:35
- Sunset
- 19:04
- Next sunrise
- 08:36
A day hour lasts 52 min; a night hour, 1h 08m. Local time (Europe/Paris).
Day
- 1♄︎ Saturn08:35 – 09:27
- 2♃︎ Jupiter09:27 – 10:20
- 3♂︎ Mars10:20 – 11:12
- 4☉︎ Sun11:12 – 12:05
- 5♀︎ Venus12:05 – 12:57
- 6☿︎ Mercury12:57 – 13:50
- 7☽︎ Moon13:50 – 14:42
- 8♄︎ Saturn14:42 – 15:35
- 9♃︎ Jupiter15:35 – 16:27
- 10♂︎ Mars16:27 – 17:19
- 11☉︎ Sun17:19 – 18:12
- 12♀︎ Venus18:12 – 19:04
Night
- 1☿︎ Mercury19:04 – 20:12
- 2☽︎ Moon20:12 – 21:20
- 3♄︎ Saturn21:20 – 22:27
- 4♃︎ Jupiter22:27 – 23:35
- 5♂︎ Mars23:35 – 00:43
- 6☉︎ Sun00:43 – 01:50
- 7♀︎ Venus01:50 – 02:58
- 8☿︎ Mercury02:58 – 04:06
- 9☽︎ Moon04:06 – 05:13
- 10♄︎ Saturn05:13 – 06:21
- 11♃︎ Jupiter06:21 – 07:29
- 12♂︎ Mars07:29 – 08:36
Other cities · France
Questions
How are the planetary hours calculated in Nantes?
On Saturday, 23 October 2027, the Sun rises at 08:35 and sets at 19:04: the day lasts 10h 29m, that is twelve day hours of 52 min. The night, until the next sunrise at 08:36, lasts 13h 32m: twelve night hours of 1h 08m.
Which planet rules the first hour that day?
Saturn, from 08:35 to 09:27: 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.