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 Wednesday, 10 December 2025: day of Mercury
- Sunrise
- 07:37
- Sunset
- 15:31
- Next sunrise
- 07:39
A day hour lasts 39 min; a night hour, 1h 21m. Local time (Europe/Warsaw).
Day
- 1☿︎ Mercury07:37 – 08:17
- 2☽︎ Moon08:17 – 08:56
- 3♄︎ Saturn08:56 – 09:36
- 4♃︎ Jupiter09:36 – 10:15
- 5♂︎ Mars10:15 – 10:55
- 6☉︎ Sun10:55 – 11:34
- 7♀︎ Venus11:34 – 12:14
- 8☿︎ Mercury12:14 – 12:53
- 9☽︎ Moon12:53 – 13:33
- 10♄︎ Saturn13:33 – 14:12
- 11♃︎ Jupiter14:12 – 14:52
- 12♂︎ Mars14:52 – 15:31
Night
- 1☉︎ Sun15:31 – 16:52
- 2♀︎ Venus16:52 – 18:12
- 3☿︎ Mercury18:12 – 19:33
- 4☽︎ Moon19:33 – 20:54
- 5♄︎ Saturn20:54 – 22:14
- 6♃︎ Jupiter22:14 – 23:35
- 7♂︎ Mars23:35 – 00:56
- 8☉︎ Sun00:56 – 02:16
- 9♀︎ Venus02:16 – 03:37
- 10☿︎ Mercury03:37 – 04:57
- 11☽︎ Moon04:57 – 06:18
- 12♄︎ Saturn06:18 – 07:39
Other cities · Poland
Questions
How are the planetary hours calculated in Łódź?
On Wednesday, 10 December 2025, the Sun rises at 07:37 and sets at 15:31: the day lasts 7h 54m, that is twelve day hours of 39 min. The night, until the next sunrise at 07:39, lasts 16h 07m: twelve night hours of 1h 21m.
Which planet rules the first hour that day?
Mercury, from 07:37 to 08:17: 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.