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 Thursday, 22 January 2026: day of Jupiter
- Sunrise
- 07:25
- Sunset
- 15:52
- Next sunrise
- 07:24
A day hour lasts 42 min; a night hour, 1h 18m. Local time (Europe/Warsaw).
Day
- 1♃︎ Jupiter07:25 – 08:08
- 2♂︎ Mars08:08 – 08:50
- 3☉︎ Sun08:50 – 09:32
- 4♀︎ Venus09:32 – 10:14
- 5☿︎ Mercury10:14 – 10:56
- 6☽︎ Moon10:56 – 11:39
- 7♄︎ Saturn11:39 – 12:21
- 8♃︎ Jupiter12:21 – 13:03
- 9♂︎ Mars13:03 – 13:45
- 10☉︎ Sun13:45 – 14:27
- 11♀︎ Venus14:27 – 15:10
- 12☿︎ Mercury15:10 – 15:52
Night
- 1☽︎ Moon15:52 – 17:10
- 2♄︎ Saturn17:10 – 18:27
- 3♃︎ Jupiter18:27 – 19:45
- 4♂︎ Mars19:45 – 21:03
- 5☉︎ Sun21:03 – 22:20
- 6♀︎ Venus22:20 – 23:38
- 7☿︎ Mercury23:38 – 00:56
- 8☽︎ Moon00:56 – 02:13
- 9♄︎ Saturn02:13 – 03:31
- 10♃︎ Jupiter03:31 – 04:49
- 11♂︎ Mars04:49 – 06:07
- 12☉︎ Sun06:07 – 07:24
Other cities · Poland
Questions
How are the planetary hours calculated in Białystok?
On Thursday, 22 January 2026, the Sun rises at 07:25 and sets at 15:52: the day lasts 8h 26m, that is twelve day hours of 42 min. The night, until the next sunrise at 07:24, lasts 15h 32m: twelve night hours of 1h 18m.
Which planet rules the first hour that day?
Jupiter, from 07:25 to 08:08: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: Mars, the Sun, Venus, Mercury, the Moon, Saturn, then Jupiter 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.