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, 16 December 2026: day of Mercury
- Sunrise
- 08:18
- Sunset
- 16:23
- Next sunrise
- 08:19
A day hour lasts 40 min; a night hour, 1h 20m. Local time (Europe/Berlin).
Day
- 1☿︎ Mercury08:18 – 08:58
- 2☽︎ Moon08:58 – 09:39
- 3♄︎ Saturn09:39 – 10:19
- 4♃︎ Jupiter10:19 – 11:00
- 5♂︎ Mars11:00 – 11:40
- 6☉︎ Sun11:40 – 12:20
- 7♀︎ Venus12:20 – 13:01
- 8☿︎ Mercury13:01 – 13:41
- 9☽︎ Moon13:41 – 14:22
- 10♄︎ Saturn14:22 – 15:02
- 11♃︎ Jupiter15:02 – 15:42
- 12♂︎ Mars15:42 – 16:23
Night
- 1☉︎ Sun16:23 – 17:42
- 2♀︎ Venus17:42 – 19:02
- 3☿︎ Mercury19:02 – 20:22
- 4☽︎ Moon20:22 – 21:41
- 5♄︎ Saturn21:41 – 23:01
- 6♃︎ Jupiter23:01 – 00:21
- 7♂︎ Mars00:21 – 01:40
- 8☉︎ Sun01:40 – 03:00
- 9♀︎ Venus03:00 – 04:20
- 10☿︎ Mercury04:20 – 05:39
- 11☽︎ Moon05:39 – 06:59
- 12♄︎ Saturn06:59 – 08:19
Other cities · Germany
Questions
How are the planetary hours calculated in Frankfurt am Main?
On Wednesday, 16 December 2026, the Sun rises at 08:18 and sets at 16:23: the day lasts 8h 05m, that is twelve day hours of 40 min. The night, until the next sunrise at 08:19, lasts 15h 56m: twelve night hours of 1h 20m.
Which planet rules the first hour that day?
Mercury, from 08:18 to 08:58: 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.