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, 12 January 2027: day of Mars
- Sunrise
- 08:20
- Sunset
- 16:46
- Next sunrise
- 08:20
A day hour lasts 42 min; a night hour, 1h 18m. Local time (Europe/Berlin).
Day
- 1♂︎ Mars08:20 – 09:02
- 2☉︎ Sun09:02 – 09:44
- 3♀︎ Venus09:44 – 10:27
- 4☿︎ Mercury10:27 – 11:09
- 5☽︎ Moon11:09 – 11:51
- 6♄︎ Saturn11:51 – 12:33
- 7♃︎ Jupiter12:33 – 13:15
- 8♂︎ Mars13:15 – 13:57
- 9☉︎ Sun13:57 – 14:40
- 10♀︎ Venus14:40 – 15:22
- 11☿︎ Mercury15:22 – 16:04
- 12☽︎ Moon16:04 – 16:46
Night
- 1♄︎ Saturn16:46 – 18:04
- 2♃︎ Jupiter18:04 – 19:22
- 3♂︎ Mars19:22 – 20:40
- 4☉︎ Sun20:40 – 21:57
- 5♀︎ Venus21:57 – 23:15
- 6☿︎ Mercury23:15 – 00:33
- 7☽︎ Moon00:33 – 01:51
- 8♄︎ Saturn01:51 – 03:08
- 9♃︎ Jupiter03:08 – 04:26
- 10♂︎ Mars04:26 – 05:44
- 11☉︎ Sun05:44 – 07:02
- 12♀︎ Venus07:02 – 08:20
Other cities · Germany
Questions
How are the planetary hours calculated in Frankfurt am Main?
On Tuesday, 12 January 2027, the Sun rises at 08:20 and sets at 16:46: the day lasts 8h 26m, that is twelve day hours of 42 min. The night, until the next sunrise at 08:20, lasts 15h 33m: twelve night hours of 1h 18m.
Which planet rules the first hour that day?
Mars, 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 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.