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 Saturday, 9 January 2027: day of Saturn
- Sunrise
- 07:38
- Sunset
- 15:30
- Next sunrise
- 07:37
A day hour lasts 39 min; a night hour, 1h 21m. Local time (Europe/Warsaw).
Day
- 1♄︎ Saturn07:38 – 08:17
- 2♃︎ Jupiter08:17 – 08:57
- 3♂︎ Mars08:57 – 09:36
- 4☉︎ Sun09:36 – 10:15
- 5♀︎ Venus10:15 – 10:55
- 6☿︎ Mercury10:55 – 11:34
- 7☽︎ Moon11:34 – 12:13
- 8♄︎ Saturn12:13 – 12:53
- 9♃︎ Jupiter12:53 – 13:32
- 10♂︎ Mars13:32 – 14:11
- 11☉︎ Sun14:11 – 14:51
- 12♀︎ Venus14:51 – 15:30
Night
- 1☿︎ Mercury15:30 – 16:51
- 2☽︎ Moon16:51 – 18:11
- 3♄︎ Saturn18:11 – 19:32
- 4♃︎ Jupiter19:32 – 20:52
- 5♂︎ Mars20:52 – 22:13
- 6☉︎ Sun22:13 – 23:34
- 7♀︎ Venus23:34 – 00:54
- 8☿︎ Mercury00:54 – 02:15
- 9☽︎ Moon02:15 – 03:36
- 10♄︎ Saturn03:36 – 04:56
- 11♃︎ Jupiter04:56 – 06:17
- 12♂︎ Mars06:17 – 07:37
Other cities · Poland
Questions
How are the planetary hours calculated in Białystok?
On Saturday, 9 January 2027, the Sun rises at 07:38 and sets at 15:30: the day lasts 7h 52m, that is twelve day hours of 39 min. The night, until the next sunrise at 07:37, lasts 16h 07m: twelve night hours of 1h 21m.
Which planet rules the first hour that day?
Saturn, from 07:38 to 08:17: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: Jupiter, Mars, the Sun, Venus, Mercury, the Moon, then Saturn 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.