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, 1 January 2027: day of Venus
- Sunrise
- 07:41
- Sunset
- 15:20
- Next sunrise
- 07:41
A day hour lasts 38 min; a night hour, 1h 22m. Local time (Europe/Warsaw).
Day
- 1♀︎ Venus07:41 – 08:19
- 2☿︎ Mercury08:19 – 08:57
- 3☽︎ Moon08:57 – 09:36
- 4♄︎ Saturn09:36 – 10:14
- 5♃︎ Jupiter10:14 – 10:52
- 6♂︎ Mars10:52 – 11:30
- 7☉︎ Sun11:30 – 12:09
- 8♀︎ Venus12:09 – 12:47
- 9☿︎ Mercury12:47 – 13:25
- 10☽︎ Moon13:25 – 14:03
- 11♄︎ Saturn14:03 – 14:42
- 12♃︎ Jupiter14:42 – 15:20
Night
- 1♂︎ Mars15:20 – 16:42
- 2☉︎ Sun16:42 – 18:03
- 3♀︎ Venus18:03 – 19:25
- 4☿︎ Mercury19:25 – 20:47
- 5☽︎ Moon20:47 – 22:09
- 6♄︎ Saturn22:09 – 23:30
- 7♃︎ Jupiter23:30 – 00:52
- 8♂︎ Mars00:52 – 02:14
- 9☉︎ Sun02:14 – 03:36
- 10♀︎ Venus03:36 – 04:57
- 11☿︎ Mercury04:57 – 06:19
- 12☽︎ Moon06:19 – 07:41
Other cities · Poland
Questions
How are the planetary hours calculated in Białystok?
On Friday, 1 January 2027, the Sun rises at 07:41 and sets at 15:20: the day lasts 7h 39m, that is twelve day hours of 38 min. The night, until the next sunrise at 07:41, lasts 16h 21m: twelve night hours of 1h 22m.
Which planet rules the first hour that day?
Venus, from 07:41 to 08:19: 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.