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 Wednesday, 25 March 2026: day of Mercury
- Sunrise
- 05:18
- Sunset
- 17:49
- Next sunrise
- 05:15
A day hour lasts 1h 03m; a night hour, 57 min. Local time (Europe/Warsaw).
Day
- 1☿︎ Mercury05:18 – 06:20
- 2☽︎ Moon06:20 – 07:23
- 3♄︎ Saturn07:23 – 08:26
- 4♃︎ Jupiter08:26 – 09:28
- 5♂︎ Mars09:28 – 10:31
- 6☉︎ Sun10:31 – 11:33
- 7♀︎ Venus11:33 – 12:36
- 8☿︎ Mercury12:36 – 13:39
- 9☽︎ Moon13:39 – 14:41
- 10♄︎ Saturn14:41 – 15:44
- 11♃︎ Jupiter15:44 – 16:46
- 12♂︎ Mars16:46 – 17:49
Night
- 1☉︎ Sun17:49 – 18:46
- 2♀︎ Venus18:46 – 19:43
- 3☿︎ Mercury19:43 – 20:41
- 4☽︎ Moon20:41 – 21:38
- 5♄︎ Saturn21:38 – 22:35
- 6♃︎ Jupiter22:35 – 23:32
- 7♂︎ Mars23:32 – 00:29
- 8☉︎ Sun00:29 – 01:27
- 9♀︎ Venus01:27 – 02:24
- 10☿︎ Mercury02:24 – 03:21
- 11☽︎ Moon03:21 – 04:18
- 12♄︎ Saturn04:18 – 05:15
Other cities · Poland
Questions
How are the planetary hours calculated in Białystok?
On Wednesday, 25 March 2026, the Sun rises at 05:18 and sets at 17:49: the day lasts 12h 31m, that is twelve day hours of 1h 03m. The night, until the next sunrise at 05:15, lasts 11h 26m: twelve night hours of 57 min.
Which planet rules the first hour that day?
Mercury, from 05:18 to 06:20: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: the Moon, Saturn, Jupiter, Mars, the Sun, Venus, then Mercury 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.