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 Tuesday, 29 December 2026: day of Mars
- Sunrise
- 07:41
- Sunset
- 15:17
- Next sunrise
- 07:41
A day hour lasts 38 min; a night hour, 1h 22m. Local time (Europe/Warsaw).
Day
- 1♂︎ Mars07:41 – 08:19
- 2☉︎ Sun08:19 – 08:57
- 3♀︎ Venus08:57 – 09:35
- 4☿︎ Mercury09:35 – 10:13
- 5☽︎ Moon10:13 – 10:51
- 6♄︎ Saturn10:51 – 11:29
- 7♃︎ Jupiter11:29 – 12:07
- 8♂︎ Mars12:07 – 12:45
- 9☉︎ Sun12:45 – 13:23
- 10♀︎ Venus13:23 – 14:01
- 11☿︎ Mercury14:01 – 14:39
- 12☽︎ Moon14:39 – 15:17
Night
- 1♄︎ Saturn15:17 – 16:39
- 2♃︎ Jupiter16:39 – 18:01
- 3♂︎ Mars18:01 – 19:23
- 4☉︎ Sun19:23 – 20:45
- 5♀︎ Venus20:45 – 22:07
- 6☿︎ Mercury22:07 – 23:29
- 7☽︎ Moon23:29 – 00:51
- 8♄︎ Saturn00:51 – 02:13
- 9♃︎ Jupiter02:13 – 03:35
- 10♂︎ Mars03:35 – 04:57
- 11☉︎ Sun04:57 – 06:19
- 12♀︎ Venus06:19 – 07:41
Other cities · Poland
Questions
How are the planetary hours calculated in Białystok?
On Tuesday, 29 December 2026, the Sun rises at 07:41 and sets at 15:17: the day lasts 7h 36m, that is twelve day hours of 38 min. The night, until the next sunrise at 07:41, lasts 16h 24m: twelve night hours of 1h 22m.
Which planet rules the first hour that day?
Mars, 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: the Sun, Venus, Mercury, the Moon, Saturn, Jupiter, then Mars 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.