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 Friday, 17 December 2027: day of Venus
- Sunrise
- 08:47
- Sunset
- 17:16
- Next sunrise
- 08:47
A day hour lasts 42 min; a night hour, 1h 18m. Local time (Europe/Paris).
Day
- 1♀︎ Venus08:47 – 09:29
- 2☿︎ Mercury09:29 – 10:12
- 3☽︎ Moon10:12 – 10:54
- 4♄︎ Saturn10:54 – 11:37
- 5♃︎ Jupiter11:37 – 12:19
- 6♂︎ Mars12:19 – 13:02
- 7☉︎ Sun13:02 – 13:44
- 8♀︎ Venus13:44 – 14:27
- 9☿︎ Mercury14:27 – 15:09
- 10☽︎ Moon15:09 – 15:52
- 11♄︎ Saturn15:52 – 16:34
- 12♃︎ Jupiter16:34 – 17:16
Night
- 1♂︎ Mars17:16 – 18:34
- 2☉︎ Sun18:34 – 19:52
- 3♀︎ Venus19:52 – 21:09
- 4☿︎ Mercury21:09 – 22:27
- 5☽︎ Moon22:27 – 23:44
- 6♄︎ Saturn23:44 – 01:02
- 7♃︎ Jupiter01:02 – 02:20
- 8♂︎ Mars02:20 – 03:37
- 9☉︎ Sun03:37 – 04:55
- 10♀︎ Venus04:55 – 06:12
- 11☿︎ Mercury06:12 – 07:30
- 12☽︎ Moon07:30 – 08:47
Other cities · France
Questions
How are the planetary hours calculated in Nantes?
On Friday, 17 December 2027, the Sun rises at 08:47 and sets at 17:16: the day lasts 8h 30m, that is twelve day hours of 42 min. The night, until the next sunrise at 08:47, lasts 15h 31m: twelve night hours of 1h 18m.
Which planet rules the first hour that day?
Venus, from 08:47 to 09:29: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: Mercury, the Moon, Saturn, Jupiter, Mars, the Sun, then Venus 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.