Planetary hours
in Boulogne-Billancourt.
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 Sunday, 1 November 2026: day of the Sun
- Sunrise
- 07:37
- Sunset
- 17:30
- Next sunrise
- 07:39
A day hour lasts 49 min; a night hour, 1h 11m. Local time (Europe/Paris).
Day
- 1☉︎ Sun07:37 – 08:27
- 2♀︎ Venus08:27 – 09:16
- 3☿︎ Mercury09:16 – 10:06
- 4☽︎ Moon10:06 – 10:55
- 5♄︎ Saturn10:55 – 11:44
- 6♃︎ Jupiter11:44 – 12:34
- 7♂︎ Mars12:34 – 13:23
- 8☉︎ Sun13:23 – 14:13
- 9♀︎ Venus14:13 – 15:02
- 10☿︎ Mercury15:02 – 15:51
- 11☽︎ Moon15:51 – 16:41
- 12♄︎ Saturn16:41 – 17:30
Night
- 1♃︎ Jupiter17:30 – 18:41
- 2♂︎ Mars18:41 – 19:52
- 3☉︎ Sun19:52 – 21:02
- 4♀︎ Venus21:02 – 22:13
- 5☿︎ Mercury22:13 – 23:24
- 6☽︎ Moon23:24 – 00:35
- 7♄︎ Saturn00:35 – 01:45
- 8♃︎ Jupiter01:45 – 02:56
- 9♂︎ Mars02:56 – 04:07
- 10☉︎ Sun04:07 – 05:17
- 11♀︎ Venus05:17 – 06:28
- 12☿︎ Mercury06:28 – 07:39
Other cities · France
Questions
How are the planetary hours calculated in Boulogne-Billancourt?
On Sunday, 1 November 2026, the Sun rises at 07:37 and sets at 17:30: the day lasts 9h 53m, that is twelve day hours of 49 min. The night, until the next sunrise at 07:39, lasts 14h 08m: twelve night hours of 1h 11m.
Which planet rules the first hour that day?
The Sun, from 07:37 to 08:27: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: Venus, Mercury, the Moon, Saturn, Jupiter, Mars, then the Sun 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.