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, 13 May 2027: day of Jupiter
- Sunrise
- 04:32
- Sunset
- 20:16
- Next sunrise
- 04:30
A day hour lasts 1h 19m; a night hour, 41 min. Local time (Europe/Warsaw).
Day
- 1♃︎ Jupiter04:32 – 05:51
- 2♂︎ Mars05:51 – 07:09
- 3☉︎ Sun07:09 – 08:28
- 4♀︎ Venus08:28 – 09:47
- 5☿︎ Mercury09:47 – 11:05
- 6☽︎ Moon11:05 – 12:24
- 7♄︎ Saturn12:24 – 13:42
- 8♃︎ Jupiter13:42 – 15:01
- 9♂︎ Mars15:01 – 16:20
- 10☉︎ Sun16:20 – 17:38
- 11♀︎ Venus17:38 – 18:57
- 12☿︎ Mercury18:57 – 20:16
Night
- 1☽︎ Moon20:16 – 20:57
- 2♄︎ Saturn20:57 – 21:38
- 3♃︎ Jupiter21:38 – 22:19
- 4♂︎ Mars22:19 – 23:00
- 5☉︎ Sun23:00 – 23:42
- 6♀︎ Venus23:42 – 00:23
- 7☿︎ Mercury00:23 – 01:04
- 8☽︎ Moon01:04 – 01:45
- 9♄︎ Saturn01:45 – 02:27
- 10♃︎ Jupiter02:27 – 03:08
- 11♂︎ Mars03:08 – 03:49
- 12☉︎ Sun03:49 – 04:30
Other cities · Poland
Questions
How are the planetary hours calculated in Białystok?
On Thursday, 13 May 2027, the Sun rises at 04:32 and sets at 20:16: the day lasts 15h 44m, that is twelve day hours of 1h 19m. The night, until the next sunrise at 04:30, lasts 8h 15m: twelve night hours of 41 min.
Which planet rules the first hour that day?
Jupiter, from 04:32 to 05:51: 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.