Planetary hours
in Białystok.
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 November 2025: day of Mercury
- Sunrise
- 06:46
- Sunset
- 15:36
- Next sunrise
- 06:48
A day hour lasts 44 min; a night hour, 1h 16m. Local time (Europe/Warsaw).
Day
- 1☿︎ Mercury06:46 – 07:30
- 2☽︎ Moon07:30 – 08:14
- 3♄︎ Saturn08:14 – 08:58
- 4♃︎ Jupiter08:58 – 09:42
- 5♂︎ Mars09:42 – 10:27
- 6☉︎ Sun10:27 – 11:11
- 7♀︎ Venus11:11 – 11:55
- 8☿︎ Mercury11:55 – 12:39
- 9☽︎ Moon12:39 – 13:23
- 10♄︎ Saturn13:23 – 14:07
- 11♃︎ Jupiter14:07 – 14:52
- 12♂︎ Mars14:52 – 15:36
Night
- 1☉︎ Sun15:36 – 16:52
- 2♀︎ Venus16:52 – 18:08
- 3☿︎ Mercury18:08 – 19:24
- 4☽︎ Moon19:24 – 20:40
- 5♄︎ Saturn20:40 – 21:56
- 6♃︎ Jupiter21:56 – 23:12
- 7♂︎ Mars23:12 – 00:28
- 8☉︎ Sun00:28 – 01:44
- 9♀︎ Venus01:44 – 03:00
- 10☿︎ Mercury03:00 – 04:16
- 11☽︎ Moon04:16 – 05:32
- 12♄︎ Saturn05:32 – 06:48
Other cities · Poland
Questions
How are the planetary hours calculated in Białystok?
On Wednesday, 12 November 2025, the Sun rises at 06:46 and sets at 15:36: the day lasts 8h 50m, that is twelve day hours of 44 min. The night, until the next sunrise at 06:48, lasts 15h 12m: twelve night hours of 1h 16m.
Which planet rules the first hour that day?
Mercury, from 06:46 to 07:30: 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.