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 Friday, 12 December 2025: day of Venus
- Sunrise
- 09:17
- Sunset
- 16:42
- Next sunrise
- 09:18
A day hour lasts 37 min; a night hour, 1h 23m. Local time (Europe/Minsk).
Day
- 1♀︎ Venus09:17 – 09:54
- 2☿︎ Mercury09:54 – 10:31
- 3☽︎ Moon10:31 – 11:08
- 4♄︎ Saturn11:08 – 11:45
- 5♃︎ Jupiter11:45 – 12:22
- 6♂︎ Mars12:22 – 12:59
- 7☉︎ Sun12:59 – 13:36
- 8♀︎ Venus13:36 – 14:13
- 9☿︎ Mercury14:13 – 14:50
- 10☽︎ Moon14:50 – 15:27
- 11♄︎ Saturn15:27 – 16:04
- 12♃︎ Jupiter16:04 – 16:42
Night
- 1♂︎ Mars16:42 – 18:05
- 2☉︎ Sun18:05 – 19:28
- 3♀︎ Venus19:28 – 20:51
- 4☿︎ Mercury20:51 – 22:14
- 5☽︎ Moon22:14 – 23:37
- 6♄︎ Saturn23:37 – 01:00
- 7♃︎ Jupiter01:00 – 02:23
- 8♂︎ Mars02:23 – 03:46
- 9☉︎ Sun03:46 – 05:09
- 10♀︎ Venus05:09 – 06:32
- 11☿︎ Mercury06:32 – 07:55
- 12☽︎ Moon07:55 – 09:18
Questions
How are the planetary hours calculated in Barysaw?
On Friday, 12 December 2025, the Sun rises at 09:17 and sets at 16:42: the day lasts 7h 25m, that is twelve day hours of 37 min. The night, until the next sunrise at 09:18, lasts 16h 36m: twelve night hours of 1h 23m.
Which planet rules the first hour that day?
Venus, from 09:17 to 09:54: 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.