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 Friday, 23 October 2026: day of Venus
- Sunrise
- 07:08
- Sunset
- 17:14
- Next sunrise
- 07:10
A day hour lasts 51 min; a night hour, 1h 10m. Local time (Europe/Warsaw).
Day
- 1♀︎ Venus07:08 – 07:58
- 2☿︎ Mercury07:58 – 08:49
- 3☽︎ Moon08:49 – 09:39
- 4♄︎ Saturn09:39 – 10:30
- 5♃︎ Jupiter10:30 – 11:20
- 6♂︎ Mars11:20 – 12:11
- 7☉︎ Sun12:11 – 13:01
- 8♀︎ Venus13:01 – 13:52
- 9☿︎ Mercury13:52 – 14:42
- 10☽︎ Moon14:42 – 15:33
- 11♄︎ Saturn15:33 – 16:23
- 12♃︎ Jupiter16:23 – 17:14
Night
- 1♂︎ Mars17:14 – 18:23
- 2☉︎ Sun18:23 – 19:33
- 3♀︎ Venus19:33 – 20:43
- 4☿︎ Mercury20:43 – 21:52
- 5☽︎ Moon21:52 – 23:02
- 6♄︎ Saturn23:02 – 00:12
- 7♃︎ Jupiter00:12 – 01:21
- 8♂︎ Mars01:21 – 02:31
- 9☉︎ Sun02:31 – 03:41
- 10♀︎ Venus03:41 – 04:50
- 11☿︎ Mercury04:50 – 06:00
- 12☽︎ Moon06:00 – 07:10
Other cities · Poland
Questions
How are the planetary hours calculated in Białystok?
On Friday, 23 October 2026, the Sun rises at 07:08 and sets at 17:14: the day lasts 10h 06m, that is twelve day hours of 51 min. The night, until the next sunrise at 07:10, lasts 13h 56m: twelve night hours of 1h 10m.
Which planet rules the first hour that day?
Venus, from 07:08 to 07:58: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: Mercury, the Moon, Saturn, Jupiter, Mars, the Sun, then Venus 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.