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, 19 May 2027: day of Mercury
- Sunrise
- 06:25
- Sunset
- 21:40
- Next sunrise
- 06:24
A day hour lasts 1h 16m; a night hour, 44 min. Local time (Europe/Paris).
Day
- 1☿︎ Mercury06:25 – 07:42
- 2☽︎ Moon07:42 – 08:58
- 3♄︎ Saturn08:58 – 10:14
- 4♃︎ Jupiter10:14 – 11:30
- 5♂︎ Mars11:30 – 12:46
- 6☉︎ Sun12:46 – 14:03
- 7♀︎ Venus14:03 – 15:19
- 8☿︎ Mercury15:19 – 16:35
- 9☽︎ Moon16:35 – 17:51
- 10♄︎ Saturn17:51 – 19:07
- 11♃︎ Jupiter19:07 – 20:24
- 12♂︎ Mars20:24 – 21:40
Night
- 1☉︎ Sun21:40 – 22:23
- 2♀︎ Venus22:23 – 23:07
- 3☿︎ Mercury23:07 – 23:51
- 4☽︎ Moon23:51 – 00:35
- 5♄︎ Saturn00:35 – 01:18
- 6♃︎ Jupiter01:18 – 02:02
- 7♂︎ Mars02:02 – 02:46
- 8☉︎ Sun02:46 – 03:29
- 9♀︎ Venus03:29 – 04:13
- 10☿︎ Mercury04:13 – 04:57
- 11☽︎ Moon04:57 – 05:41
- 12♄︎ Saturn05:41 – 06:24
Other cities · France
Questions
How are the planetary hours calculated in Nantes?
On Wednesday, 19 May 2027, the Sun rises at 06:25 and sets at 21:40: the day lasts 15h 14m, that is twelve day hours of 1h 16m. The night, until the next sunrise at 06:24, lasts 8h 45m: twelve night hours of 44 min.
Which planet rules the first hour that day?
Mercury, from 06:25 to 07:42: 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.