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 Wednesday, 8 January 2025: day of Mercury
- Sunrise
- 07:38
- Sunset
- 15:29
- Next sunrise
- 07:38
A day hour lasts 39 min; a night hour, 1h 21m. Local time (Europe/Warsaw).
Day
- 1☿︎ Mercury07:38 – 08:18
- 2☽︎ Moon08:18 – 08:57
- 3♄︎ Saturn08:57 – 09:36
- 4♃︎ Jupiter09:36 – 10:15
- 5♂︎ Mars10:15 – 10:55
- 6☉︎ Sun10:55 – 11:34
- 7♀︎ Venus11:34 – 12:13
- 8☿︎ Mercury12:13 – 12:52
- 9☽︎ Moon12:52 – 13:32
- 10♄︎ Saturn13:32 – 14:11
- 11♃︎ Jupiter14:11 – 14:50
- 12♂︎ Mars14:50 – 15:29
Night
- 1☉︎ Sun15:29 – 16:50
- 2♀︎ Venus16:50 – 18:11
- 3☿︎ Mercury18:11 – 19:31
- 4☽︎ Moon19:31 – 20:52
- 5♄︎ Saturn20:52 – 22:13
- 6♃︎ Jupiter22:13 – 23:34
- 7♂︎ Mars23:34 – 00:54
- 8☉︎ Sun00:54 – 02:15
- 9♀︎ Venus02:15 – 03:36
- 10☿︎ Mercury03:36 – 04:56
- 11☽︎ Moon04:56 – 06:17
- 12♄︎ Saturn06:17 – 07:38
Other cities · Poland
Questions
How are the planetary hours calculated in Białystok?
On Wednesday, 8 January 2025, the Sun rises at 07:38 and sets at 15:29: the day lasts 7h 51m, that is twelve day hours of 39 min. The night, until the next sunrise at 07:38, lasts 16h 08m: twelve night hours of 1h 21m.
Which planet rules the first hour that day?
Mercury, from 07:38 to 08:18: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: the Moon, Saturn, Jupiter, Mars, the Sun, Venus, then Mercury 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.