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, 21 January 2028: day of Venus
- Sunrise
- 08:44
- Sunset
- 17:50
- Next sunrise
- 08:43
A day hour lasts 46 min; a night hour, 1h 14m. Local time (Europe/Paris).
Day
- 1♀︎ Venus08:44 – 09:29
- 2☿︎ Mercury09:29 – 10:15
- 3☽︎ Moon10:15 – 11:00
- 4♄︎ Saturn11:00 – 11:46
- 5♃︎ Jupiter11:46 – 12:32
- 6♂︎ Mars12:32 – 13:17
- 7☉︎ Sun13:17 – 14:03
- 8♀︎ Venus14:03 – 14:48
- 9☿︎ Mercury14:48 – 15:34
- 10☽︎ Moon15:34 – 16:19
- 11♄︎ Saturn16:19 – 17:05
- 12♃︎ Jupiter17:05 – 17:50
Night
- 1♂︎ Mars17:50 – 19:05
- 2☉︎ Sun19:05 – 20:19
- 3♀︎ Venus20:19 – 21:34
- 4☿︎ Mercury21:34 – 22:48
- 5☽︎ Moon22:48 – 00:02
- 6♄︎ Saturn00:02 – 01:17
- 7♃︎ Jupiter01:17 – 02:31
- 8♂︎ Mars02:31 – 03:45
- 9☉︎ Sun03:45 – 05:00
- 10♀︎ Venus05:00 – 06:14
- 11☿︎ Mercury06:14 – 07:28
- 12☽︎ Moon07:28 – 08:43
Other cities · France
Questions
How are the planetary hours calculated in Nantes?
On Friday, 21 January 2028, the Sun rises at 08:44 and sets at 17:50: the day lasts 9h 07m, that is twelve day hours of 46 min. The night, until the next sunrise at 08:43, lasts 14h 52m: twelve night hours of 1h 14m.
Which planet rules the first hour that day?
Venus, from 08:44 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.