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 Friday, 19 June 2026: day of Venus
- Sunrise
- 04:00
- Sunset
- 20:57
- Next sunrise
- 04:00
A day hour lasts 1h 25m; a night hour, 35 min. Local time (Europe/Warsaw).
Day
- 1♀︎ Venus04:00 – 05:24
- 2☿︎ Mercury05:24 – 06:49
- 3☽︎ Moon06:49 – 08:14
- 4♄︎ Saturn08:14 – 09:39
- 5♃︎ Jupiter09:39 – 11:03
- 6♂︎ Mars11:03 – 12:28
- 7☉︎ Sun12:28 – 13:53
- 8♀︎ Venus13:53 – 15:18
- 9☿︎ Mercury15:18 – 16:43
- 10☽︎ Moon16:43 – 18:07
- 11♄︎ Saturn18:07 – 19:32
- 12♃︎ Jupiter19:32 – 20:57
Night
- 1♂︎ Mars20:57 – 21:32
- 2☉︎ Sun21:32 – 22:07
- 3♀︎ Venus22:07 – 22:43
- 4☿︎ Mercury22:43 – 23:18
- 5☽︎ Moon23:18 – 23:53
- 6♄︎ Saturn23:53 – 00:28
- 7♃︎ Jupiter00:28 – 01:04
- 8♂︎ Mars01:04 – 01:39
- 9☉︎ Sun01:39 – 02:14
- 10♀︎ Venus02:14 – 02:49
- 11☿︎ Mercury02:49 – 03:24
- 12☽︎ Moon03:24 – 04:00
Other cities · Poland
Questions
How are the planetary hours calculated in Białystok?
On Friday, 19 June 2026, the Sun rises at 04:00 and sets at 20:57: the day lasts 16h 57m, that is twelve day hours of 1h 25m. The night, until the next sunrise at 04:00, lasts 7h 03m: twelve night hours of 35 min.
Which planet rules the first hour that day?
Venus, from 04:00 to 05:24: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: Mercury, the Moon, Saturn, Jupiter, Mars, the Sun, then Venus 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.