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, 29 January 2026: day of Jupiter
- Sunrise
- 07:16
- Sunset
- 16:05
- Next sunrise
- 07:14
A day hour lasts 44 min; a night hour, 1h 16m. Local time (Europe/Warsaw).
Day
- 1♃︎ Jupiter07:16 – 08:00
- 2♂︎ Mars08:00 – 08:44
- 3☉︎ Sun08:44 – 09:28
- 4♀︎ Venus09:28 – 10:12
- 5☿︎ Mercury10:12 – 10:56
- 6☽︎ Moon10:56 – 11:40
- 7♄︎ Saturn11:40 – 12:24
- 8♃︎ Jupiter12:24 – 13:08
- 9♂︎ Mars13:08 – 13:53
- 10☉︎ Sun13:53 – 14:37
- 11♀︎ Venus14:37 – 15:21
- 12☿︎ Mercury15:21 – 16:05
Night
- 1☽︎ Moon16:05 – 17:21
- 2♄︎ Saturn17:21 – 18:36
- 3♃︎ Jupiter18:36 – 19:52
- 4♂︎ Mars19:52 – 21:08
- 5☉︎ Sun21:08 – 22:24
- 6♀︎ Venus22:24 – 23:39
- 7☿︎ Mercury23:39 – 00:55
- 8☽︎ Moon00:55 – 02:11
- 9♄︎ Saturn02:11 – 03:27
- 10♃︎ Jupiter03:27 – 04:43
- 11♂︎ Mars04:43 – 05:58
- 12☉︎ Sun05:58 – 07:14
Other cities · Poland
Questions
How are the planetary hours calculated in Białystok?
On Thursday, 29 January 2026, the Sun rises at 07:16 and sets at 16:05: the day lasts 8h 49m, that is twelve day hours of 44 min. The night, until the next sunrise at 07:14, lasts 15h 09m: twelve night hours of 1h 16m.
Which planet rules the first hour that day?
Jupiter, from 07:16 to 08:00: 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.