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, 16 October 2027: day of Saturn
- Sunrise
- 08:25
- Sunset
- 19:17
- Next sunrise
- 08:26
A day hour lasts 54 min; a night hour, 1h 06m. Local time (Europe/Paris).
Day
- 1♄︎ Saturn08:25 – 09:19
- 2♃︎ Jupiter09:19 – 10:14
- 3♂︎ Mars10:14 – 11:08
- 4☉︎ Sun11:08 – 12:02
- 5♀︎ Venus12:02 – 12:57
- 6☿︎ Mercury12:57 – 13:51
- 7☽︎ Moon13:51 – 14:45
- 8♄︎ Saturn14:45 – 15:40
- 9♃︎ Jupiter15:40 – 16:34
- 10♂︎ Mars16:34 – 17:28
- 11☉︎ Sun17:28 – 18:23
- 12♀︎ Venus18:23 – 19:17
Night
- 1☿︎ Mercury19:17 – 20:23
- 2☽︎ Moon20:23 – 21:29
- 3♄︎ Saturn21:29 – 22:34
- 4♃︎ Jupiter22:34 – 23:40
- 5♂︎ Mars23:40 – 00:46
- 6☉︎ Sun00:46 – 01:52
- 7♀︎ Venus01:52 – 02:57
- 8☿︎ Mercury02:57 – 04:03
- 9☽︎ Moon04:03 – 05:09
- 10♄︎ Saturn05:09 – 06:15
- 11♃︎ Jupiter06:15 – 07:21
- 12♂︎ Mars07:21 – 08:26
Other cities · France
Questions
How are the planetary hours calculated in Nantes?
On Saturday, 16 October 2027, the Sun rises at 08:25 and sets at 19:17: the day lasts 10h 52m, that is twelve day hours of 54 min. The night, until the next sunrise at 08:26, lasts 13h 09m: twelve night hours of 1h 06m.
Which planet rules the first hour that day?
Saturn, from 08:25 to 09:19: 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.