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 July 2026: day of the Moon
- Sunrise
- 04:36
- Sunset
- 20:30
- Next sunrise
- 04:37
A day hour lasts 1h 20m; a night hour, 41 min. Local time (Europe/Warsaw).
Day
- 1☽︎ Moon04:36 – 05:55
- 2♄︎ Saturn05:55 – 07:15
- 3♃︎ Jupiter07:15 – 08:34
- 4♂︎ Mars08:34 – 09:54
- 5☉︎ Sun09:54 – 11:13
- 6♀︎ Venus11:13 – 12:33
- 7☿︎ Mercury12:33 – 13:52
- 8☽︎ Moon13:52 – 15:12
- 9♄︎ Saturn15:12 – 16:31
- 10♃︎ Jupiter16:31 – 17:51
- 11♂︎ Mars17:51 – 19:10
- 12☉︎ Sun19:10 – 20:30
Night
- 1♀︎ Venus20:30 – 21:11
- 2☿︎ Mercury21:11 – 21:51
- 3☽︎ Moon21:51 – 22:32
- 4♄︎ Saturn22:32 – 23:12
- 5♃︎ Jupiter23:12 – 23:53
- 6♂︎ Mars23:53 – 00:34
- 7☉︎ Sun00:34 – 01:14
- 8♀︎ Venus01:14 – 01:55
- 9☿︎ Mercury01:55 – 02:36
- 10☽︎ Moon02:36 – 03:16
- 11♄︎ Saturn03:16 – 03:57
- 12♃︎ Jupiter03:57 – 04:37
Other cities · Poland
Questions
How are the planetary hours calculated in Białystok?
On Monday, 27 July 2026, the Sun rises at 04:36 and sets at 20:30: the day lasts 15h 54m, that is twelve day hours of 1h 20m. The night, until the next sunrise at 04:37, lasts 8h 08m: twelve night hours of 41 min.
Which planet rules the first hour that day?
The Moon, from 04:36 to 05:55: 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.