Planetary hours
in Barysaw.
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, 18 December 2025: day of Jupiter
- Sunrise
- 09:22
- Sunset
- 16:42
- Next sunrise
- 09:23
A day hour lasts 37 min; a night hour, 1h 23m. Local time (Europe/Minsk).
Day
- 1♃︎ Jupiter09:22 – 09:59
- 2♂︎ Mars09:59 – 10:35
- 3☉︎ Sun10:35 – 11:12
- 4♀︎ Venus11:12 – 11:49
- 5☿︎ Mercury11:49 – 12:25
- 6☽︎ Moon12:25 – 13:02
- 7♄︎ Saturn13:02 – 13:39
- 8♃︎ Jupiter13:39 – 14:15
- 9♂︎ Mars14:15 – 14:52
- 10☉︎ Sun14:52 – 15:29
- 11♀︎ Venus15:29 – 16:06
- 12☿︎ Mercury16:06 – 16:42
Night
- 1☽︎ Moon16:42 – 18:06
- 2♄︎ Saturn18:06 – 19:29
- 3♃︎ Jupiter19:29 – 20:52
- 4♂︎ Mars20:52 – 22:16
- 5☉︎ Sun22:16 – 23:39
- 6♀︎ Venus23:39 – 01:02
- 7☿︎ Mercury01:02 – 02:26
- 8☽︎ Moon02:26 – 03:49
- 9♄︎ Saturn03:49 – 05:13
- 10♃︎ Jupiter05:13 – 06:36
- 11♂︎ Mars06:36 – 07:59
- 12☉︎ Sun07:59 – 09:23
Questions
How are the planetary hours calculated in Barysaw?
On Thursday, 18 December 2025, the Sun rises at 09:22 and sets at 16:42: the day lasts 7h 20m, that is twelve day hours of 37 min. The night, until the next sunrise at 09:23, lasts 16h 40m: twelve night hours of 1h 23m.
Which planet rules the first hour that day?
Jupiter, from 09:22 to 09:59: 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.