Planetary hours
in Le Havre.
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, 21 October 2026: day of Mercury
- Sunrise
- 08:30
- Sunset
- 18:57
- Next sunrise
- 08:31
A day hour lasts 52 min; a night hour, 1h 08m. Local time (Europe/Paris).
Day
- 1☿︎ Mercury08:30 – 09:22
- 2☽︎ Moon09:22 – 10:14
- 3♄︎ Saturn10:14 – 11:06
- 4♃︎ Jupiter11:06 – 11:59
- 5♂︎ Mars11:59 – 12:51
- 6☉︎ Sun12:51 – 13:43
- 7♀︎ Venus13:43 – 14:36
- 8☿︎ Mercury14:36 – 15:28
- 9☽︎ Moon15:28 – 16:20
- 10♄︎ Saturn16:20 – 17:12
- 11♃︎ Jupiter17:12 – 18:05
- 12♂︎ Mars18:05 – 18:57
Night
- 1☉︎ Sun18:57 – 20:05
- 2♀︎ Venus20:05 – 21:13
- 3☿︎ Mercury21:13 – 22:21
- 4☽︎ Moon22:21 – 23:28
- 5♄︎ Saturn23:28 – 00:36
- 6♃︎ Jupiter00:36 – 01:44
- 7♂︎ Mars01:44 – 02:52
- 8☉︎ Sun02:52 – 04:00
- 9♀︎ Venus04:00 – 05:08
- 10☿︎ Mercury05:08 – 06:15
- 11☽︎ Moon06:15 – 07:23
- 12♄︎ Saturn07:23 – 08:31
Other cities · France
Questions
How are the planetary hours calculated in Le Havre?
On Wednesday, 21 October 2026, the Sun rises at 08:30 and sets at 18:57: the day lasts 10h 27m, that is twelve day hours of 52 min. The night, until the next sunrise at 08:31, lasts 13h 34m: twelve night hours of 1h 08m.
Which planet rules the first hour that day?
Mercury, from 08:30 to 09:22: 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.