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 Saturday, 2 May 2026: day of Saturn
- Sunrise
- 04:52
- Sunset
- 19:57
- Next sunrise
- 04:50
A day hour lasts 1h 15m; a night hour, 44 min. Local time (Europe/Warsaw).
Day
- 1♄︎ Saturn04:52 – 06:07
- 2♃︎ Jupiter06:07 – 07:23
- 3♂︎ Mars07:23 – 08:38
- 4☉︎ Sun08:38 – 09:54
- 5♀︎ Venus09:54 – 11:09
- 6☿︎ Mercury11:09 – 12:24
- 7☽︎ Moon12:24 – 13:40
- 8♄︎ Saturn13:40 – 14:55
- 9♃︎ Jupiter14:55 – 16:11
- 10♂︎ Mars16:11 – 17:26
- 11☉︎ Sun17:26 – 18:42
- 12♀︎ Venus18:42 – 19:57
Night
- 1☿︎ Mercury19:57 – 20:42
- 2☽︎ Moon20:42 – 21:26
- 3♄︎ Saturn21:26 – 22:10
- 4♃︎ Jupiter22:10 – 22:55
- 5♂︎ Mars22:55 – 23:39
- 6☉︎ Sun23:39 – 00:23
- 7♀︎ Venus00:23 – 01:08
- 8☿︎ Mercury01:08 – 01:52
- 9☽︎ Moon01:52 – 02:37
- 10♄︎ Saturn02:37 – 03:21
- 11♃︎ Jupiter03:21 – 04:05
- 12♂︎ Mars04:05 – 04:50
Other cities · Poland
Questions
How are the planetary hours calculated in Białystok?
On Saturday, 2 May 2026, the Sun rises at 04:52 and sets at 19:57: the day lasts 15h 05m, that is twelve day hours of 1h 15m. The night, until the next sunrise at 04:50, lasts 8h 53m: twelve night hours of 44 min.
Which planet rules the first hour that day?
Saturn, from 04:52 to 06:07: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: Jupiter, Mars, the Sun, Venus, Mercury, the Moon, then Saturn 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.