Planetary hours
in Saint-Quentin-en-Yvelines.
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 Tuesday, 17 February 2026: day of Mars
- Sunrise
- 07:56
- Sunset
- 18:16
- Next sunrise
- 07:54
A day hour lasts 52 min; a night hour, 1h 08m. Local time (Europe/Paris).
Day
- 1♂︎ Mars07:56 – 08:48
- 2☉︎ Sun08:48 – 09:39
- 3♀︎ Venus09:39 – 10:31
- 4☿︎ Mercury10:31 – 11:23
- 5☽︎ Moon11:23 – 12:14
- 6♄︎ Saturn12:14 – 13:06
- 7♃︎ Jupiter13:06 – 13:57
- 8♂︎ Mars13:57 – 14:49
- 9☉︎ Sun14:49 – 15:41
- 10♀︎ Venus15:41 – 16:32
- 11☿︎ Mercury16:32 – 17:24
- 12☽︎ Moon17:24 – 18:16
Night
- 1♄︎ Saturn18:16 – 19:24
- 2♃︎ Jupiter19:24 – 20:32
- 3♂︎ Mars20:32 – 21:40
- 4☉︎ Sun21:40 – 22:48
- 5♀︎ Venus22:48 – 23:57
- 6☿︎ Mercury23:57 – 01:05
- 7☽︎ Moon01:05 – 02:13
- 8♄︎ Saturn02:13 – 03:21
- 9♃︎ Jupiter03:21 – 04:30
- 10♂︎ Mars04:30 – 05:38
- 11☉︎ Sun05:38 – 06:46
- 12♀︎ Venus06:46 – 07:54
Other cities · France
Questions
How are the planetary hours calculated in Saint-Quentin-en-Yvelines?
On Tuesday, 17 February 2026, the Sun rises at 07:56 and sets at 18:16: the day lasts 10h 19m, that is twelve day hours of 52 min. The night, until the next sunrise at 07:54, lasts 13h 39m: twelve night hours of 1h 08m.
Which planet rules the first hour that day?
Mars, from 07:56 to 08:48: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: the Sun, Venus, Mercury, the Moon, Saturn, Jupiter, then Mars 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.