Planetary hours
in Roubaix.
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, 2 December 2026: day of Mercury
- Sunrise
- 08:28
- Sunset
- 16:44
- Next sunrise
- 08:29
A day hour lasts 41 min; a night hour, 1h 19m. Local time (Europe/Paris).
Day
- 1☿︎ Mercury08:28 – 09:09
- 2☽︎ Moon09:09 – 09:50
- 3♄︎ Saturn09:50 – 10:32
- 4♃︎ Jupiter10:32 – 11:13
- 5♂︎ Mars11:13 – 11:55
- 6☉︎ Sun11:55 – 12:36
- 7♀︎ Venus12:36 – 13:17
- 8☿︎ Mercury13:17 – 13:59
- 9☽︎ Moon13:59 – 14:40
- 10♄︎ Saturn14:40 – 15:22
- 11♃︎ Jupiter15:22 – 16:03
- 12♂︎ Mars16:03 – 16:44
Night
- 1☉︎ Sun16:44 – 18:03
- 2♀︎ Venus18:03 – 19:22
- 3☿︎ Mercury19:22 – 20:41
- 4☽︎ Moon20:41 – 21:59
- 5♄︎ Saturn21:59 – 23:18
- 6♃︎ Jupiter23:18 – 00:37
- 7♂︎ Mars00:37 – 01:55
- 8☉︎ Sun01:55 – 03:14
- 9♀︎ Venus03:14 – 04:33
- 10☿︎ Mercury04:33 – 05:52
- 11☽︎ Moon05:52 – 07:10
- 12♄︎ Saturn07:10 – 08:29
Other cities · France
Questions
How are the planetary hours calculated in Roubaix?
On Wednesday, 2 December 2026, the Sun rises at 08:28 and sets at 16:44: the day lasts 8h 17m, that is twelve day hours of 41 min. The night, until the next sunrise at 08:29, lasts 15h 45m: twelve night hours of 1h 19m.
Which planet rules the first hour that day?
Mercury, from 08:28 to 09:09: 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.