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, 28 August 2026: day of Venus
- Sunrise
- 06:06
- Sunset
- 19:43
- Next sunrise
- 06:07
A day hour lasts 1h 08m; a night hour, 52 min. Local time (Europe/Vienna).
Day
- 1♀︎ Venus06:06 – 07:14
- 2☿︎ Mercury07:14 – 08:22
- 3☽︎ Moon08:22 – 09:30
- 4♄︎ Saturn09:30 – 10:38
- 5♃︎ Jupiter10:38 – 11:46
- 6♂︎ Mars11:46 – 12:54
- 7☉︎ Sun12:54 – 14:03
- 8♀︎ Venus14:03 – 15:11
- 9☿︎ Mercury15:11 – 16:19
- 10☽︎ Moon16:19 – 17:27
- 11♄︎ Saturn17:27 – 18:35
- 12♃︎ Jupiter18:35 – 19:43
Night
- 1♂︎ Mars19:43 – 20:35
- 2☉︎ Sun20:35 – 21:27
- 3♀︎ Venus21:27 – 22:19
- 4☿︎ Mercury22:19 – 23:11
- 5☽︎ Moon23:11 – 00:03
- 6♄︎ Saturn00:03 – 00:55
- 7♃︎ Jupiter00:55 – 01:47
- 8♂︎ Mars01:47 – 02:39
- 9☉︎ Sun02:39 – 03:31
- 10♀︎ Venus03:31 – 04:23
- 11☿︎ Mercury04:23 – 05:15
- 12☽︎ Moon05:15 – 06:07
Other cities · Austria
Questions
How are the planetary hours calculated in Donaustadt?
On Friday, 28 August 2026, the Sun rises at 06:06 and sets at 19:43: the day lasts 13h 38m, that is twelve day hours of 1h 08m. The night, until the next sunrise at 06:07, lasts 10h 24m: twelve night hours of 52 min.
Which planet rules the first hour that day?
Venus, from 06:06 to 07:14: 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.