Planetary hours
in Łódź.
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 Saturday, 13 December 2025: day of Saturn
- Sunrise
- 07:40
- Sunset
- 15:31
- Next sunrise
- 07:41
A day hour lasts 39 min; a night hour, 1h 21m. Local time (Europe/Warsaw).
Day
- 1♄︎ Saturn07:40 – 08:20
- 2♃︎ Jupiter08:20 – 08:59
- 3♂︎ Mars08:59 – 09:38
- 4☉︎ Sun09:38 – 10:17
- 5♀︎ Venus10:17 – 10:57
- 6☿︎ Mercury10:57 – 11:36
- 7☽︎ Moon11:36 – 12:15
- 8♄︎ Saturn12:15 – 12:54
- 9♃︎ Jupiter12:54 – 13:33
- 10♂︎ Mars13:33 – 14:13
- 11☉︎ Sun14:13 – 14:52
- 12♀︎ Venus14:52 – 15:31
Night
- 1☿︎ Mercury15:31 – 16:52
- 2☽︎ Moon16:52 – 18:13
- 3♄︎ Saturn18:13 – 19:34
- 4♃︎ Jupiter19:34 – 20:55
- 5♂︎ Mars20:55 – 22:15
- 6☉︎ Sun22:15 – 23:36
- 7♀︎ Venus23:36 – 00:57
- 8☿︎ Mercury00:57 – 02:18
- 9☽︎ Moon02:18 – 03:39
- 10♄︎ Saturn03:39 – 05:00
- 11♃︎ Jupiter05:00 – 06:21
- 12♂︎ Mars06:21 – 07:41
Other cities · Poland
Questions
How are the planetary hours calculated in Łódź?
On Saturday, 13 December 2025, the Sun rises at 07:40 and sets at 15:31: the day lasts 7h 51m, that is twelve day hours of 39 min. The night, until the next sunrise at 07:41, lasts 16h 10m: twelve night hours of 1h 21m.
Which planet rules the first hour that day?
Saturn, from 07:40 to 08:20: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: Jupiter, Mars, the Sun, Venus, Mercury, the Moon, then Saturn 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.