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 Thursday, 31 July 2025: day of Jupiter
- Sunrise
- 05:52
- Sunset
- 21:09
- Next sunrise
- 05:54
A day hour lasts 1h 16m; a night hour, 44 min. Local time (Europe/Berlin).
Day
- 1♃︎ Jupiter05:52 – 07:09
- 2♂︎ Mars07:09 – 08:25
- 3☉︎ Sun08:25 – 09:42
- 4♀︎ Venus09:42 – 10:58
- 5☿︎ Mercury10:58 – 12:14
- 6☽︎ Moon12:14 – 13:31
- 7♄︎ Saturn13:31 – 14:47
- 8♃︎ Jupiter14:47 – 16:03
- 9♂︎ Mars16:03 – 17:20
- 10☉︎ Sun17:20 – 18:36
- 11♀︎ Venus18:36 – 19:53
- 12☿︎ Mercury19:53 – 21:09
Night
- 1☽︎ Moon21:09 – 21:53
- 2♄︎ Saturn21:53 – 22:36
- 3♃︎ Jupiter22:36 – 23:20
- 4♂︎ Mars23:20 – 00:04
- 5☉︎ Sun00:04 – 00:48
- 6♀︎ Venus00:48 – 01:31
- 7☿︎ Mercury01:31 – 02:15
- 8☽︎ Moon02:15 – 02:59
- 9♄︎ Saturn02:59 – 03:43
- 10♃︎ Jupiter03:43 – 04:26
- 11♂︎ Mars04:26 – 05:10
- 12☉︎ Sun05:10 – 05:54
Other cities · Germany
Questions
How are the planetary hours calculated in Frankfurt am Main?
On Thursday, 31 July 2025, the Sun rises at 05:52 and sets at 21:09: the day lasts 15h 16m, that is twelve day hours of 1h 16m. The night, until the next sunrise at 05:54, lasts 8h 45m: twelve night hours of 44 min.
Which planet rules the first hour that day?
Jupiter, from 05:52 to 07:09: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: Mars, the Sun, Venus, Mercury, the Moon, Saturn, then Jupiter 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.