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, 12 October 2026: day of the Moon
- Sunrise
- 06:48
- Sunset
- 17:38
- Next sunrise
- 06:49
A day hour lasts 54 min; a night hour, 1h 06m. Local time (Europe/Warsaw).
Day
- 1☽︎ Moon06:48 – 07:42
- 2♄︎ Saturn07:42 – 08:36
- 3♃︎ Jupiter08:36 – 09:30
- 4♂︎ Mars09:30 – 10:24
- 5☉︎ Sun10:24 – 11:19
- 6♀︎ Venus11:19 – 12:13
- 7☿︎ Mercury12:13 – 13:07
- 8☽︎ Moon13:07 – 14:01
- 9♄︎ Saturn14:01 – 14:56
- 10♃︎ Jupiter14:56 – 15:50
- 11♂︎ Mars15:50 – 16:44
- 12☉︎ Sun16:44 – 17:38
Night
- 1♀︎ Venus17:38 – 18:44
- 2☿︎ Mercury18:44 – 19:50
- 3☽︎ Moon19:50 – 20:56
- 4♄︎ Saturn20:56 – 22:02
- 5♃︎ Jupiter22:02 – 23:08
- 6♂︎ Mars23:08 – 00:14
- 7☉︎ Sun00:14 – 01:20
- 8♀︎ Venus01:20 – 02:26
- 9☿︎ Mercury02:26 – 03:32
- 10☽︎ Moon03:32 – 04:38
- 11♄︎ Saturn04:38 – 05:43
- 12♃︎ Jupiter05:43 – 06:49
Other cities · Poland
Questions
How are the planetary hours calculated in Białystok?
On Monday, 12 October 2026, the Sun rises at 06:48 and sets at 17:38: the day lasts 10h 51m, that is twelve day hours of 54 min. The night, until the next sunrise at 06:49, lasts 13h 11m: twelve night hours of 1h 06m.
Which planet rules the first hour that day?
The Moon, from 06:48 to 07:42: 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.