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, 4 June 2026: day of Jupiter
- Sunrise
- 04:04
- Sunset
- 20:47
- Next sunrise
- 04:04
A day hour lasts 1h 24m; a night hour, 36 min. Local time (Europe/Warsaw).
Day
- 1♃︎ Jupiter04:04 – 05:28
- 2♂︎ Mars05:28 – 06:51
- 3☉︎ Sun06:51 – 08:15
- 4♀︎ Venus08:15 – 09:38
- 5☿︎ Mercury09:38 – 11:02
- 6☽︎ Moon11:02 – 12:26
- 7♄︎ Saturn12:26 – 13:49
- 8♃︎ Jupiter13:49 – 15:13
- 9♂︎ Mars15:13 – 16:36
- 10☉︎ Sun16:36 – 18:00
- 11♀︎ Venus18:00 – 19:23
- 12☿︎ Mercury19:23 – 20:47
Night
- 1☽︎ Moon20:47 – 21:23
- 2♄︎ Saturn21:23 – 21:59
- 3♃︎ Jupiter21:59 – 22:36
- 4♂︎ Mars22:36 – 23:12
- 5☉︎ Sun23:12 – 23:49
- 6♀︎ Venus23:49 – 00:25
- 7☿︎ Mercury00:25 – 01:02
- 8☽︎ Moon01:02 – 01:38
- 9♄︎ Saturn01:38 – 02:14
- 10♃︎ Jupiter02:14 – 02:51
- 11♂︎ Mars02:51 – 03:27
- 12☉︎ Sun03:27 – 04:04
Other cities · Poland
Questions
How are the planetary hours calculated in Białystok?
On Thursday, 4 June 2026, the Sun rises at 04:04 and sets at 20:47: the day lasts 16h 42m, that is twelve day hours of 1h 24m. The night, until the next sunrise at 04:04, lasts 7h 17m: twelve night hours of 36 min.
Which planet rules the first hour that day?
Jupiter, from 04:04 to 05:28: 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.