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 Sunday, 27 December 2026: day of the Sun
- Sunrise
- 07:41
- Sunset
- 15:15
- Next sunrise
- 07:41
A day hour lasts 38 min; a night hour, 1h 22m. Local time (Europe/Warsaw).
Day
- 1☉︎ Sun07:41 – 08:19
- 2♀︎ Venus08:19 – 08:57
- 3☿︎ Mercury08:57 – 09:34
- 4☽︎ Moon09:34 – 10:12
- 5♄︎ Saturn10:12 – 10:50
- 6♃︎ Jupiter10:50 – 11:28
- 7♂︎ Mars11:28 – 12:06
- 8☉︎ Sun12:06 – 12:44
- 9♀︎ Venus12:44 – 13:21
- 10☿︎ Mercury13:21 – 13:59
- 11☽︎ Moon13:59 – 14:37
- 12♄︎ Saturn14:37 – 15:15
Night
- 1♃︎ Jupiter15:15 – 16:37
- 2♂︎ Mars16:37 – 17:59
- 3☉︎ Sun17:59 – 19:22
- 4♀︎ Venus19:22 – 20:44
- 5☿︎ Mercury20:44 – 22:06
- 6☽︎ Moon22:06 – 23:28
- 7♄︎ Saturn23:28 – 00:50
- 8♃︎ Jupiter00:50 – 02:12
- 9♂︎ Mars02:12 – 03:34
- 10☉︎ Sun03:34 – 04:57
- 11♀︎ Venus04:57 – 06:19
- 12☿︎ Mercury06:19 – 07:41
Other cities · Poland
Questions
How are the planetary hours calculated in Białystok?
On Sunday, 27 December 2026, the Sun rises at 07:41 and sets at 15:15: the day lasts 7h 34m, that is twelve day hours of 38 min. The night, until the next sunrise at 07:41, lasts 16h 26m: twelve night hours of 1h 22m.
Which planet rules the first hour that day?
The Sun, from 07:41 to 08:19: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: Venus, Mercury, the Moon, Saturn, Jupiter, Mars, then the Sun 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.