Planetary hours
in Penzing.
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, 18 December 2026: day of Venus
- Sunrise
- 07:40
- Sunset
- 16:01
- Next sunrise
- 07:41
A day hour lasts 42 min; a night hour, 1h 18m. Local time (Europe/Vienna).
Day
- 1♀︎ Venus07:40 – 08:22
- 2☿︎ Mercury08:22 – 09:04
- 3☽︎ Moon09:04 – 09:46
- 4♄︎ Saturn09:46 – 10:27
- 5♃︎ Jupiter10:27 – 11:09
- 6♂︎ Mars11:09 – 11:51
- 7☉︎ Sun11:51 – 12:33
- 8♀︎ Venus12:33 – 13:14
- 9☿︎ Mercury13:14 – 13:56
- 10☽︎ Moon13:56 – 14:38
- 11♄︎ Saturn14:38 – 15:20
- 12♃︎ Jupiter15:20 – 16:01
Night
- 1♂︎ Mars16:01 – 17:20
- 2☉︎ Sun17:20 – 18:38
- 3♀︎ Venus18:38 – 19:56
- 4☿︎ Mercury19:56 – 21:15
- 5☽︎ Moon21:15 – 22:33
- 6♄︎ Saturn22:33 – 23:51
- 7♃︎ Jupiter23:51 – 01:10
- 8♂︎ Mars01:10 – 02:28
- 9☉︎ Sun02:28 – 03:46
- 10♀︎ Venus03:46 – 05:04
- 11☿︎ Mercury05:04 – 06:23
- 12☽︎ Moon06:23 – 07:41
Other cities · Austria
Questions
How are the planetary hours calculated in Penzing?
On Friday, 18 December 2026, the Sun rises at 07:40 and sets at 16:01: the day lasts 8h 21m, that is twelve day hours of 42 min. The night, until the next sunrise at 07:41, lasts 15h 40m: twelve night hours of 1h 18m.
Which planet rules the first hour that day?
Venus, from 07:40 to 08:22: 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.