Planetary hours
in Floridsdorf.
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, 12 August 2026: day of Mercury
- Sunrise
- 05:44
- Sunset
- 20:13
- Next sunrise
- 05:45
A day hour lasts 1h 12m; a night hour, 48 min. Local time (Europe/Vienna).
Day
- 1☿︎ Mercury05:44 – 06:56
- 2☽︎ Moon06:56 – 08:09
- 3♄︎ Saturn08:09 – 09:21
- 4♃︎ Jupiter09:21 – 10:34
- 5♂︎ Mars10:34 – 11:46
- 6☉︎ Sun11:46 – 12:58
- 7♀︎ Venus12:58 – 14:11
- 8☿︎ Mercury14:11 – 15:23
- 9☽︎ Moon15:23 – 16:36
- 10♄︎ Saturn16:36 – 17:48
- 11♃︎ Jupiter17:48 – 19:01
- 12♂︎ Mars19:01 – 20:13
Night
- 1☉︎ Sun20:13 – 21:01
- 2♀︎ Venus21:01 – 21:49
- 3☿︎ Mercury21:49 – 22:36
- 4☽︎ Moon22:36 – 23:24
- 5♄︎ Saturn23:24 – 00:12
- 6♃︎ Jupiter00:12 – 00:59
- 7♂︎ Mars00:59 – 01:47
- 8☉︎ Sun01:47 – 02:35
- 9♀︎ Venus02:35 – 03:22
- 10☿︎ Mercury03:22 – 04:10
- 11☽︎ Moon04:10 – 04:57
- 12♄︎ Saturn04:57 – 05:45
Other cities · Austria
Questions
How are the planetary hours calculated in Floridsdorf?
On Wednesday, 12 August 2026, the Sun rises at 05:44 and sets at 20:13: the day lasts 14h 29m, that is twelve day hours of 1h 12m. The night, until the next sunrise at 05:45, lasts 9h 32m: twelve night hours of 48 min.
Which planet rules the first hour that day?
Mercury, from 05:44 to 06:56: 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.