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, 3 May 2026: day of the Sun
- Sunrise
- 04:50
- Sunset
- 19:59
- Next sunrise
- 04:48
A day hour lasts 1h 16m; a night hour, 44 min. Local time (Europe/Warsaw).
Day
- 1☉︎ Sun04:50 – 06:06
- 2♀︎ Venus06:06 – 07:21
- 3☿︎ Mercury07:21 – 08:37
- 4☽︎ Moon08:37 – 09:53
- 5♄︎ Saturn09:53 – 11:09
- 6♃︎ Jupiter11:09 – 12:24
- 7♂︎ Mars12:24 – 13:40
- 8☉︎ Sun13:40 – 14:56
- 9♀︎ Venus14:56 – 16:12
- 10☿︎ Mercury16:12 – 17:27
- 11☽︎ Moon17:27 – 18:43
- 12♄︎ Saturn18:43 – 19:59
Night
- 1♃︎ Jupiter19:59 – 20:43
- 2♂︎ Mars20:43 – 21:27
- 3☉︎ Sun21:27 – 22:11
- 4♀︎ Venus22:11 – 22:55
- 5☿︎ Mercury22:55 – 23:39
- 6☽︎ Moon23:39 – 00:23
- 7♄︎ Saturn00:23 – 01:07
- 8♃︎ Jupiter01:07 – 01:52
- 9♂︎ Mars01:52 – 02:36
- 10☉︎ Sun02:36 – 03:20
- 11♀︎ Venus03:20 – 04:04
- 12☿︎ Mercury04:04 – 04:48
Other cities · Poland
Questions
How are the planetary hours calculated in Białystok?
On Sunday, 3 May 2026, the Sun rises at 04:50 and sets at 19:59: the day lasts 15h 09m, that is twelve day hours of 1h 16m. The night, until the next sunrise at 04:48, lasts 8h 49m: twelve night hours of 44 min.
Which planet rules the first hour that day?
The Sun, from 04:50 to 06:06: 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.