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 Sunday, 26 July 2026: day of the Sun
- Sunrise
- 04:34
- Sunset
- 20:31
- Next sunrise
- 04:36
A day hour lasts 1h 20m; a night hour, 40 min. Local time (Europe/Warsaw).
Day
- 1☉︎ Sun04:34 – 05:54
- 2♀︎ Venus05:54 – 07:14
- 3☿︎ Mercury07:14 – 08:34
- 4☽︎ Moon08:34 – 09:53
- 5♄︎ Saturn09:53 – 11:13
- 6♃︎ Jupiter11:13 – 12:33
- 7♂︎ Mars12:33 – 13:53
- 8☉︎ Sun13:53 – 15:12
- 9♀︎ Venus15:12 – 16:32
- 10☿︎ Mercury16:32 – 17:52
- 11☽︎ Moon17:52 – 19:12
- 12♄︎ Saturn19:12 – 20:31
Night
- 1♃︎ Jupiter20:31 – 21:12
- 2♂︎ Mars21:12 – 21:52
- 3☉︎ Sun21:52 – 22:33
- 4♀︎ Venus22:33 – 23:13
- 5☿︎ Mercury23:13 – 23:53
- 6☽︎ Moon23:53 – 00:34
- 7♄︎ Saturn00:34 – 01:14
- 8♃︎ Jupiter01:14 – 01:54
- 9♂︎ Mars01:54 – 02:35
- 10☉︎ Sun02:35 – 03:15
- 11♀︎ Venus03:15 – 03:56
- 12☿︎ Mercury03:56 – 04:36
Other cities · Poland
Questions
How are the planetary hours calculated in Białystok?
On Sunday, 26 July 2026, the Sun rises at 04:34 and sets at 20:31: the day lasts 15h 57m, that is twelve day hours of 1h 20m. The night, until the next sunrise at 04:36, lasts 8h 04m: twelve night hours of 40 min.
Which planet rules the first hour that day?
The Sun, from 04:34 to 05:54: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: Venus, Mercury, the Moon, Saturn, Jupiter, Mars, then the Sun 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.