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 April 2026: day of the Moon
- Sunrise
- 05:02
- Sunset
- 19:48
- Next sunrise
- 05:00
A day hour lasts 1h 14m; a night hour, 46 min. Local time (Europe/Warsaw).
Day
- 1☽︎ Moon05:02 – 06:16
- 2♄︎ Saturn06:16 – 07:30
- 3♃︎ Jupiter07:30 – 08:44
- 4♂︎ Mars08:44 – 09:57
- 5☉︎ Sun09:57 – 11:11
- 6♀︎ Venus11:11 – 12:25
- 7☿︎ Mercury12:25 – 13:39
- 8☽︎ Moon13:39 – 14:53
- 9♄︎ Saturn14:53 – 16:07
- 10♃︎ Jupiter16:07 – 17:21
- 11♂︎ Mars17:21 – 18:34
- 12☉︎ Sun18:34 – 19:48
Night
- 1♀︎ Venus19:48 – 20:34
- 2☿︎ Mercury20:34 – 21:20
- 3☽︎ Moon21:20 – 22:06
- 4♄︎ Saturn22:06 – 22:52
- 5♃︎ Jupiter22:52 – 23:38
- 6♂︎ Mars23:38 – 00:24
- 7☉︎ Sun00:24 – 01:10
- 8♀︎ Venus01:10 – 01:56
- 9☿︎ Mercury01:56 – 02:42
- 10☽︎ Moon02:42 – 03:28
- 11♄︎ Saturn03:28 – 04:14
- 12♃︎ Jupiter04:14 – 05:00
Other cities · Poland
Questions
How are the planetary hours calculated in Białystok?
On Monday, 27 April 2026, the Sun rises at 05:02 and sets at 19:48: the day lasts 14h 46m, that is twelve day hours of 1h 14m. The night, until the next sunrise at 05:00, lasts 9h 12m: twelve night hours of 46 min.
Which planet rules the first hour that day?
The Moon, from 05:02 to 06:16: 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.