Planetary hours
in Donaustadt.
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 Friday, 17 December 2027: day of Venus
- Sunrise
- 07:39
- Sunset
- 16:00
- Next sunrise
- 07:40
A day hour lasts 42 min; a night hour, 1h 18m. Local time (Europe/Vienna).
Day
- 1♀︎ Venus07:39 – 08:21
- 2☿︎ Mercury08:21 – 09:02
- 3☽︎ Moon09:02 – 09:44
- 4♄︎ Saturn09:44 – 10:26
- 5♃︎ Jupiter10:26 – 11:08
- 6♂︎ Mars11:08 – 11:50
- 7☉︎ Sun11:50 – 12:31
- 8♀︎ Venus12:31 – 13:13
- 9☿︎ Mercury13:13 – 13:55
- 10☽︎ Moon13:55 – 14:37
- 11♄︎ Saturn14:37 – 15:18
- 12♃︎ Jupiter15:18 – 16:00
Night
- 1♂︎ Mars16:00 – 17:18
- 2☉︎ Sun17:18 – 18:37
- 3♀︎ Venus18:37 – 19:55
- 4☿︎ Mercury19:55 – 21:13
- 5☽︎ Moon21:13 – 22:32
- 6♄︎ Saturn22:32 – 23:50
- 7♃︎ Jupiter23:50 – 01:08
- 8♂︎ Mars01:08 – 02:26
- 9☉︎ Sun02:26 – 03:45
- 10♀︎ Venus03:45 – 05:03
- 11☿︎ Mercury05:03 – 06:21
- 12☽︎ Moon06:21 – 07:40
Other cities · Austria
Questions
How are the planetary hours calculated in Donaustadt?
On Friday, 17 December 2027, the Sun rises at 07:39 and sets at 16:00: the day lasts 8h 21m, that is twelve day hours of 42 min. The night, until the next sunrise at 07:40, lasts 15h 39m: twelve night hours of 1h 18m.
Which planet rules the first hour that day?
Venus, from 07:39 to 08:21: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: Mercury, the Moon, Saturn, Jupiter, Mars, the Sun, then Venus 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.