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 Thursday, 2 July 2026: day of Jupiter
- Sunrise
- 04:05
- Sunset
- 20:56
- Next sunrise
- 04:06
A day hour lasts 1h 24m; a night hour, 36 min. Local time (Europe/Warsaw).
Day
- 1♃︎ Jupiter04:05 – 05:30
- 2♂︎ Mars05:30 – 06:54
- 3☉︎ Sun06:54 – 08:18
- 4♀︎ Venus08:18 – 09:42
- 5☿︎ Mercury09:42 – 11:06
- 6☽︎ Moon11:06 – 12:31
- 7♄︎ Saturn12:31 – 13:55
- 8♃︎ Jupiter13:55 – 15:19
- 9♂︎ Mars15:19 – 16:43
- 10☉︎ Sun16:43 – 18:08
- 11♀︎ Venus18:08 – 19:32
- 12☿︎ Mercury19:32 – 20:56
Night
- 1☽︎ Moon20:56 – 21:32
- 2♄︎ Saturn21:32 – 22:08
- 3♃︎ Jupiter22:08 – 22:44
- 4♂︎ Mars22:44 – 23:19
- 5☉︎ Sun23:19 – 23:55
- 6♀︎ Venus23:55 – 00:31
- 7☿︎ Mercury00:31 – 01:07
- 8☽︎ Moon01:07 – 01:43
- 9♄︎ Saturn01:43 – 02:19
- 10♃︎ Jupiter02:19 – 02:54
- 11♂︎ Mars02:54 – 03:30
- 12☉︎ Sun03:30 – 04:06
Other cities · Poland
Questions
How are the planetary hours calculated in Białystok?
On Thursday, 2 July 2026, the Sun rises at 04:05 and sets at 20:56: the day lasts 16h 51m, that is twelve day hours of 1h 24m. The night, until the next sunrise at 04:06, lasts 7h 10m: twelve night hours of 36 min.
Which planet rules the first hour that day?
Jupiter, from 04:05 to 05:30: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: Mars, the Sun, Venus, Mercury, the Moon, Saturn, then Jupiter 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.