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 Sunday, 6 December 2026: day of the Sun
- Sunrise
- 07:29
- Sunset
- 16:00
- Next sunrise
- 07:30
A day hour lasts 43 min; a night hour, 1h 18m. Local time (Europe/Vienna).
Day
- 1☉︎ Sun07:29 – 08:12
- 2♀︎ Venus08:12 – 08:54
- 3☿︎ Mercury08:54 – 09:37
- 4☽︎ Moon09:37 – 10:19
- 5♄︎ Saturn10:19 – 11:02
- 6♃︎ Jupiter11:02 – 11:45
- 7♂︎ Mars11:45 – 12:27
- 8☉︎ Sun12:27 – 13:10
- 9♀︎ Venus13:10 – 13:52
- 10☿︎ Mercury13:52 – 14:35
- 11☽︎ Moon14:35 – 15:17
- 12♄︎ Saturn15:17 – 16:00
Night
- 1♃︎ Jupiter16:00 – 17:18
- 2♂︎ Mars17:18 – 18:35
- 3☉︎ Sun18:35 – 19:53
- 4♀︎ Venus19:53 – 21:10
- 5☿︎ Mercury21:10 – 22:28
- 6☽︎ Moon22:28 – 23:45
- 7♄︎ Saturn23:45 – 01:03
- 8♃︎ Jupiter01:03 – 02:20
- 9♂︎ Mars02:20 – 03:38
- 10☉︎ Sun03:38 – 04:55
- 11♀︎ Venus04:55 – 06:13
- 12☿︎ Mercury06:13 – 07:30
Other cities · Austria
Questions
How are the planetary hours calculated in Donaustadt?
On Sunday, 6 December 2026, the Sun rises at 07:29 and sets at 16:00: the day lasts 8h 31m, that is twelve day hours of 43 min. The night, until the next sunrise at 07:30, lasts 15h 30m: twelve night hours of 1h 18m.
Which planet rules the first hour that day?
The Sun, from 07:29 to 08:12: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: Venus, Mercury, the Moon, Saturn, Jupiter, Mars, then the Sun 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.