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, 10 April 2027: day of Saturn
- Sunrise
- 05:40
- Sunset
- 19:17
- Next sunrise
- 05:38
A day hour lasts 1h 08m; a night hour, 52 min. Local time (Europe/Warsaw).
Day
- 1♄︎ Saturn05:40 – 06:48
- 2♃︎ Jupiter06:48 – 07:56
- 3♂︎ Mars07:56 – 09:05
- 4☉︎ Sun09:05 – 10:13
- 5♀︎ Venus10:13 – 11:21
- 6☿︎ Mercury11:21 – 12:29
- 7☽︎ Moon12:29 – 13:37
- 8♄︎ Saturn13:37 – 14:45
- 9♃︎ Jupiter14:45 – 15:53
- 10♂︎ Mars15:53 – 17:01
- 11☉︎ Sun17:01 – 18:09
- 12♀︎ Venus18:09 – 19:17
Night
- 1☿︎ Mercury19:17 – 20:09
- 2☽︎ Moon20:09 – 21:01
- 3♄︎ Saturn21:01 – 21:53
- 4♃︎ Jupiter21:53 – 22:44
- 5♂︎ Mars22:44 – 23:36
- 6☉︎ Sun23:36 – 00:28
- 7♀︎ Venus00:28 – 01:19
- 8☿︎ Mercury01:19 – 02:11
- 9☽︎ Moon02:11 – 03:03
- 10♄︎ Saturn03:03 – 03:55
- 11♃︎ Jupiter03:55 – 04:46
- 12♂︎ Mars04:46 – 05:38
Other cities · Poland
Questions
How are the planetary hours calculated in Białystok?
On Saturday, 10 April 2027, the Sun rises at 05:40 and sets at 19:17: the day lasts 13h 37m, that is twelve day hours of 1h 08m. The night, until the next sunrise at 05:38, lasts 10h 21m: twelve night hours of 52 min.
Which planet rules the first hour that day?
Saturn, from 05:40 to 06:48: 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.