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 Wednesday, 13 January 2027: day of Mercury
- Sunrise
- 08:20
- Sunset
- 16:48
- Next sunrise
- 08:19
A day hour lasts 42 min; a night hour, 1h 18m. Local time (Europe/Berlin).
Day
- 1☿︎ Mercury08:20 – 09:02
- 2☽︎ Moon09:02 – 09:44
- 3♄︎ Saturn09:44 – 10:27
- 4♃︎ Jupiter10:27 – 11:09
- 5♂︎ Mars11:09 – 11:51
- 6☉︎ Sun11:51 – 12:34
- 7♀︎ Venus12:34 – 13:16
- 8☿︎ Mercury13:16 – 13:58
- 9☽︎ Moon13:58 – 14:41
- 10♄︎ Saturn14:41 – 15:23
- 11♃︎ Jupiter15:23 – 16:05
- 12♂︎ Mars16:05 – 16:48
Night
- 1☉︎ Sun16:48 – 18:05
- 2♀︎ Venus18:05 – 19:23
- 3☿︎ Mercury19:23 – 20:40
- 4☽︎ Moon20:40 – 21:58
- 5♄︎ Saturn21:58 – 23:16
- 6♃︎ Jupiter23:16 – 00:33
- 7♂︎ Mars00:33 – 01:51
- 8☉︎ Sun01:51 – 03:08
- 9♀︎ Venus03:08 – 04:26
- 10☿︎ Mercury04:26 – 05:44
- 11☽︎ Moon05:44 – 07:01
- 12♄︎ Saturn07:01 – 08:19
Other cities · Germany
Questions
How are the planetary hours calculated in Frankfurt am Main?
On Wednesday, 13 January 2027, the Sun rises at 08:20 and sets at 16:48: the day lasts 8h 28m, that is twelve day hours of 42 min. The night, until the next sunrise at 08:19, lasts 15h 31m: twelve night hours of 1h 18m.
Which planet rules the first hour that day?
Mercury, from 08:20 to 09:02: 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.