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, 6 February 2026: day of Venus
- Sunrise
- 07:02
- Sunset
- 16:20
- Next sunrise
- 07:00
A day hour lasts 47 min; a night hour, 1h 13m. Local time (Europe/Warsaw).
Day
- 1♀︎ Venus07:02 – 07:49
- 2☿︎ Mercury07:49 – 08:35
- 3☽︎ Moon08:35 – 09:22
- 4♄︎ Saturn09:22 – 10:08
- 5♃︎ Jupiter10:08 – 10:55
- 6♂︎ Mars10:55 – 11:41
- 7☉︎ Sun11:41 – 12:28
- 8♀︎ Venus12:28 – 13:14
- 9☿︎ Mercury13:14 – 14:01
- 10☽︎ Moon14:01 – 14:47
- 11♄︎ Saturn14:47 – 15:34
- 12♃︎ Jupiter15:34 – 16:20
Night
- 1♂︎ Mars16:20 – 17:34
- 2☉︎ Sun17:34 – 18:47
- 3♀︎ Venus18:47 – 20:00
- 4☿︎ Mercury20:00 – 21:14
- 5☽︎ Moon21:14 – 22:27
- 6♄︎ Saturn22:27 – 23:40
- 7♃︎ Jupiter23:40 – 00:54
- 8♂︎ Mars00:54 – 02:07
- 9☉︎ Sun02:07 – 03:20
- 10♀︎ Venus03:20 – 04:34
- 11☿︎ Mercury04:34 – 05:47
- 12☽︎ Moon05:47 – 07:00
Other cities · Poland
Questions
How are the planetary hours calculated in Białystok?
On Friday, 6 February 2026, the Sun rises at 07:02 and sets at 16:20: the day lasts 9h 18m, that is twelve day hours of 47 min. The night, until the next sunrise at 07:00, lasts 14h 40m: twelve night hours of 1h 13m.
Which planet rules the first hour that day?
Venus, from 07:02 to 07:49: 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.