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 Monday, 10 August 2026: day of the Moon
- Sunrise
- 04:59
- Sunset
- 20:05
- Next sunrise
- 05:00
A day hour lasts 1h 15m; a night hour, 45 min. Local time (Europe/Warsaw).
Day
- 1☽︎ Moon04:59 – 06:14
- 2♄︎ Saturn06:14 – 07:30
- 3♃︎ Jupiter07:30 – 08:45
- 4♂︎ Mars08:45 – 10:01
- 5☉︎ Sun10:01 – 11:16
- 6♀︎ Venus11:16 – 12:32
- 7☿︎ Mercury12:32 – 13:47
- 8☽︎ Moon13:47 – 15:03
- 9♄︎ Saturn15:03 – 16:18
- 10♃︎ Jupiter16:18 – 17:34
- 11♂︎ Mars17:34 – 18:49
- 12☉︎ Sun18:49 – 20:05
Night
- 1♀︎ Venus20:05 – 20:49
- 2☿︎ Mercury20:49 – 21:34
- 3☽︎ Moon21:34 – 22:19
- 4♄︎ Saturn22:19 – 23:03
- 5♃︎ Jupiter23:03 – 23:48
- 6♂︎ Mars23:48 – 00:33
- 7☉︎ Sun00:33 – 01:17
- 8♀︎ Venus01:17 – 02:02
- 9☿︎ Mercury02:02 – 02:46
- 10☽︎ Moon02:46 – 03:31
- 11♄︎ Saturn03:31 – 04:16
- 12♃︎ Jupiter04:16 – 05:00
Other cities · Poland
Questions
How are the planetary hours calculated in Białystok?
On Monday, 10 August 2026, the Sun rises at 04:59 and sets at 20:05: the day lasts 15h 06m, that is twelve day hours of 1h 15m. The night, until the next sunrise at 05:00, lasts 8h 56m: twelve night hours of 45 min.
Which planet rules the first hour that day?
The Moon, from 04:59 to 06:14: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: Saturn, Jupiter, Mars, the Sun, Venus, Mercury, then the Moon 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.