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 Thursday, 21 October 2027: day of Jupiter
- Sunrise
- 08:32
- Sunset
- 19:08
- Next sunrise
- 08:34
A day hour lasts 53 min; a night hour, 1h 07m. Local time (Europe/Paris).
Day
- 1♃︎ Jupiter08:32 – 09:25
- 2♂︎ Mars09:25 – 10:18
- 3☉︎ Sun10:18 – 11:11
- 4♀︎ Venus11:11 – 12:04
- 5☿︎ Mercury12:04 – 12:57
- 6☽︎ Moon12:57 – 13:50
- 7♄︎ Saturn13:50 – 14:43
- 8♃︎ Jupiter14:43 – 15:36
- 9♂︎ Mars15:36 – 16:29
- 10☉︎ Sun16:29 – 17:22
- 11♀︎ Venus17:22 – 18:15
- 12☿︎ Mercury18:15 – 19:08
Night
- 1☽︎ Moon19:08 – 20:15
- 2♄︎ Saturn20:15 – 21:22
- 3♃︎ Jupiter21:22 – 22:29
- 4♂︎ Mars22:29 – 23:36
- 5☉︎ Sun23:36 – 00:44
- 6♀︎ Venus00:44 – 01:51
- 7☿︎ Mercury01:51 – 02:58
- 8☽︎ Moon02:58 – 04:05
- 9♄︎ Saturn04:05 – 05:12
- 10♃︎ Jupiter05:12 – 06:19
- 11♂︎ Mars06:19 – 07:26
- 12☉︎ Sun07:26 – 08:34
Other cities · France
Questions
How are the planetary hours calculated in Nantes?
On Thursday, 21 October 2027, the Sun rises at 08:32 and sets at 19:08: the day lasts 10h 36m, that is twelve day hours of 53 min. The night, until the next sunrise at 08:34, lasts 13h 26m: twelve night hours of 1h 07m.
Which planet rules the first hour that day?
Jupiter, from 08:32 to 09:25: 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.