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, 27 October 2025: day of the Moon
- Sunrise
- 06:16
- Sunset
- 16:05
- Next sunrise
- 06:18
A day hour lasts 49 min; a night hour, 1h 11m. Local time (Europe/Warsaw).
Day
- 1☽︎ Moon06:16 – 07:05
- 2♄︎ Saturn07:05 – 07:54
- 3♃︎ Jupiter07:54 – 08:43
- 4♂︎ Mars08:43 – 09:32
- 5☉︎ Sun09:32 – 10:21
- 6♀︎ Venus10:21 – 11:10
- 7☿︎ Mercury11:10 – 11:59
- 8☽︎ Moon11:59 – 12:49
- 9♄︎ Saturn12:49 – 13:38
- 10♃︎ Jupiter13:38 – 14:27
- 11♂︎ Mars14:27 – 15:16
- 12☉︎ Sun15:16 – 16:05
Night
- 1♀︎ Venus16:05 – 17:16
- 2☿︎ Mercury17:16 – 18:27
- 3☽︎ Moon18:27 – 19:38
- 4♄︎ Saturn19:38 – 20:49
- 5♃︎ Jupiter20:49 – 22:00
- 6♂︎ Mars22:00 – 23:11
- 7☉︎ Sun23:11 – 00:22
- 8♀︎ Venus00:22 – 01:33
- 9☿︎ Mercury01:33 – 02:44
- 10☽︎ Moon02:44 – 03:55
- 11♄︎ Saturn03:55 – 05:07
- 12♃︎ Jupiter05:07 – 06:18
Other cities · Poland
Questions
How are the planetary hours calculated in Białystok?
On Monday, 27 October 2025, the Sun rises at 06:16 and sets at 16:05: the day lasts 9h 49m, that is twelve day hours of 49 min. The night, until the next sunrise at 06:18, lasts 14h 13m: twelve night hours of 1h 11m.
Which planet rules the first hour that day?
The Moon, from 06:16 to 07:05: 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.