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 Tuesday, 10 February 2026: day of Mars
- Sunrise
- 06:55
- Sunset
- 16:28
- Next sunrise
- 06:53
A day hour lasts 48 min; a night hour, 1h 12m. Local time (Europe/Warsaw).
Day
- 1♂︎ Mars06:55 – 07:42
- 2☉︎ Sun07:42 – 08:30
- 3♀︎ Venus08:30 – 09:18
- 4☿︎ Mercury09:18 – 10:06
- 5☽︎ Moon10:06 – 10:54
- 6♄︎ Saturn10:54 – 11:41
- 7♃︎ Jupiter11:41 – 12:29
- 8♂︎ Mars12:29 – 13:17
- 9☉︎ Sun13:17 – 14:05
- 10♀︎ Venus14:05 – 14:53
- 11☿︎ Mercury14:53 – 15:40
- 12☽︎ Moon15:40 – 16:28
Night
- 1♄︎ Saturn16:28 – 17:40
- 2♃︎ Jupiter17:40 – 18:52
- 3♂︎ Mars18:52 – 20:04
- 4☉︎ Sun20:04 – 21:16
- 5♀︎ Venus21:16 – 22:28
- 6☿︎ Mercury22:28 – 23:40
- 7☽︎ Moon23:40 – 00:53
- 8♄︎ Saturn00:53 – 02:05
- 9♃︎ Jupiter02:05 – 03:17
- 10♂︎ Mars03:17 – 04:29
- 11☉︎ Sun04:29 – 05:41
- 12♀︎ Venus05:41 – 06:53
Other cities · Poland
Questions
How are the planetary hours calculated in Białystok?
On Tuesday, 10 February 2026, the Sun rises at 06:55 and sets at 16:28: the day lasts 9h 34m, that is twelve day hours of 48 min. The night, until the next sunrise at 06:53, lasts 14h 25m: twelve night hours of 1h 12m.
Which planet rules the first hour that day?
Mars, from 06:55 to 07:42: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: the Sun, Venus, Mercury, the Moon, Saturn, Jupiter, then Mars 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.