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 Tuesday, 12 October 2027: day of Mars
- Sunrise
- 08:19
- Sunset
- 19:24
- Next sunrise
- 08:21
A day hour lasts 55 min; a night hour, 1h 05m. Local time (Europe/Paris).
Day
- 1♂︎ Mars08:19 – 09:15
- 2☉︎ Sun09:15 – 10:10
- 3♀︎ Venus10:10 – 11:06
- 4☿︎ Mercury11:06 – 12:01
- 5☽︎ Moon12:01 – 12:56
- 6♄︎ Saturn12:56 – 13:52
- 7♃︎ Jupiter13:52 – 14:47
- 8♂︎ Mars14:47 – 15:43
- 9☉︎ Sun15:43 – 16:38
- 10♀︎ Venus16:38 – 17:34
- 11☿︎ Mercury17:34 – 18:29
- 12☽︎ Moon18:29 – 19:24
Night
- 1♄︎ Saturn19:24 – 20:29
- 2♃︎ Jupiter20:29 – 21:34
- 3♂︎ Mars21:34 – 22:39
- 4☉︎ Sun22:39 – 23:43
- 5♀︎ Venus23:43 – 00:48
- 6☿︎ Mercury00:48 – 01:53
- 7☽︎ Moon01:53 – 02:57
- 8♄︎ Saturn02:57 – 04:02
- 9♃︎ Jupiter04:02 – 05:07
- 10♂︎ Mars05:07 – 06:11
- 11☉︎ Sun06:11 – 07:16
- 12♀︎ Venus07:16 – 08:21
Other cities · France
Questions
How are the planetary hours calculated in Nantes?
On Tuesday, 12 October 2027, the Sun rises at 08:19 and sets at 19:24: the day lasts 11h 05m, that is twelve day hours of 55 min. The night, until the next sunrise at 08:21, lasts 12h 56m: twelve night hours of 1h 05m.
Which planet rules the first hour that day?
Mars, from 08:19 to 09:15: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: the Sun, Venus, Mercury, the Moon, Saturn, Jupiter, then Mars 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.