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 Friday, 10 January 2025: day of Venus
- Sunrise
- 07:37
- Sunset
- 15:32
- Next sunrise
- 07:36
A day hour lasts 40 min; a night hour, 1h 20m. Local time (Europe/Warsaw).
Day
- 1♀︎ Venus07:37 – 08:17
- 2☿︎ Mercury08:17 – 08:56
- 3☽︎ Moon08:56 – 09:36
- 4♄︎ Saturn09:36 – 10:15
- 5♃︎ Jupiter10:15 – 10:55
- 6♂︎ Mars10:55 – 11:35
- 7☉︎ Sun11:35 – 12:14
- 8♀︎ Venus12:14 – 12:54
- 9☿︎ Mercury12:54 – 13:33
- 10☽︎ Moon13:33 – 14:13
- 11♄︎ Saturn14:13 – 14:53
- 12♃︎ Jupiter14:53 – 15:32
Night
- 1♂︎ Mars15:32 – 16:53
- 2☉︎ Sun16:53 – 18:13
- 3♀︎ Venus18:13 – 19:33
- 4☿︎ Mercury19:33 – 20:54
- 5☽︎ Moon20:54 – 22:14
- 6♄︎ Saturn22:14 – 23:34
- 7♃︎ Jupiter23:34 – 00:55
- 8♂︎ Mars00:55 – 02:15
- 9☉︎ Sun02:15 – 03:35
- 10♀︎ Venus03:35 – 04:56
- 11☿︎ Mercury04:56 – 06:16
- 12☽︎ Moon06:16 – 07:36
Other cities · Poland
Questions
How are the planetary hours calculated in Białystok?
On Friday, 10 January 2025, the Sun rises at 07:37 and sets at 15:32: the day lasts 7h 55m, that is twelve day hours of 40 min. The night, until the next sunrise at 07:36, lasts 16h 04m: twelve night hours of 1h 20m.
Which planet rules the first hour that day?
Venus, from 07:37 to 08:17: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: Mercury, the Moon, Saturn, Jupiter, Mars, the Sun, then Venus 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.