Planetary hours
in Frankfurt am Main.
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, 2 December 2025: day of Mars
- Sunrise
- 08:03
- Sunset
- 16:25
- Next sunrise
- 08:05
A day hour lasts 42 min; a night hour, 1h 18m. Local time (Europe/Berlin).
Day
- 1♂︎ Mars08:03 – 08:45
- 2☉︎ Sun08:45 – 09:27
- 3♀︎ Venus09:27 – 10:09
- 4☿︎ Mercury10:09 – 10:51
- 5☽︎ Moon10:51 – 11:32
- 6♄︎ Saturn11:32 – 12:14
- 7♃︎ Jupiter12:14 – 12:56
- 8♂︎ Mars12:56 – 13:38
- 9☉︎ Sun13:38 – 14:19
- 10♀︎ Venus14:19 – 15:01
- 11☿︎ Mercury15:01 – 15:43
- 12☽︎ Moon15:43 – 16:25
Night
- 1♄︎ Saturn16:25 – 17:43
- 2♃︎ Jupiter17:43 – 19:01
- 3♂︎ Mars19:01 – 20:20
- 4☉︎ Sun20:20 – 21:38
- 5♀︎ Venus21:38 – 22:56
- 6☿︎ Mercury22:56 – 00:15
- 7☽︎ Moon00:15 – 01:33
- 8♄︎ Saturn01:33 – 02:51
- 9♃︎ Jupiter02:51 – 04:10
- 10♂︎ Mars04:10 – 05:28
- 11☉︎ Sun05:28 – 06:46
- 12♀︎ Venus06:46 – 08:05
Other cities · Germany
Questions
How are the planetary hours calculated in Frankfurt am Main?
On Tuesday, 2 December 2025, the Sun rises at 08:03 and sets at 16:25: the day lasts 8h 21m, that is twelve day hours of 42 min. The night, until the next sunrise at 08:05, lasts 15h 40m: twelve night hours of 1h 18m.
Which planet rules the first hour that day?
Mars, from 08:03 to 08:45: 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.