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 Wednesday, 4 October 2028: day of Mercury
- Sunrise
- 08:09
- Sunset
- 19:39
- Next sunrise
- 08:11
A day hour lasts 57 min; a night hour, 1h 03m. Local time (Europe/Paris).
Day
- 1☿︎ Mercury08:09 – 09:07
- 2☽︎ Moon09:07 – 10:04
- 3♄︎ Saturn10:04 – 11:02
- 4♃︎ Jupiter11:02 – 11:59
- 5♂︎ Mars11:59 – 12:56
- 6☉︎ Sun12:56 – 13:54
- 7♀︎ Venus13:54 – 14:51
- 8☿︎ Mercury14:51 – 15:49
- 9☽︎ Moon15:49 – 16:46
- 10♄︎ Saturn16:46 – 17:44
- 11♃︎ Jupiter17:44 – 18:41
- 12♂︎ Mars18:41 – 19:39
Night
- 1☉︎ Sun19:39 – 20:41
- 2♀︎ Venus20:41 – 21:44
- 3☿︎ Mercury21:44 – 22:47
- 4☽︎ Moon22:47 – 23:49
- 5♄︎ Saturn23:49 – 00:52
- 6♃︎ Jupiter00:52 – 01:55
- 7♂︎ Mars01:55 – 02:57
- 8☉︎ Sun02:57 – 04:00
- 9♀︎ Venus04:00 – 05:03
- 10☿︎ Mercury05:03 – 06:05
- 11☽︎ Moon06:05 – 07:08
- 12♄︎ Saturn07:08 – 08:11
Other cities · France
Questions
How are the planetary hours calculated in Nantes?
On Wednesday, 4 October 2028, the Sun rises at 08:09 and sets at 19:39: the day lasts 11h 29m, that is twelve day hours of 57 min. The night, until the next sunrise at 08:11, lasts 12h 32m: twelve night hours of 1h 03m.
Which planet rules the first hour that day?
Mercury, from 08:09 to 09:07: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: the Moon, Saturn, Jupiter, Mars, the Sun, Venus, then Mercury 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.