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 Sunday, 9 May 2027: day of the Sun
- Sunrise
- 04:39
- Sunset
- 20:09
- Next sunrise
- 04:37
A day hour lasts 1h 17m; a night hour, 42 min. Local time (Europe/Warsaw).
Day
- 1☉︎ Sun04:39 – 05:56
- 2♀︎ Venus05:56 – 07:14
- 3☿︎ Mercury07:14 – 08:31
- 4☽︎ Moon08:31 – 09:49
- 5♄︎ Saturn09:49 – 11:06
- 6♃︎ Jupiter11:06 – 12:24
- 7♂︎ Mars12:24 – 13:41
- 8☉︎ Sun13:41 – 14:59
- 9♀︎ Venus14:59 – 16:16
- 10☿︎ Mercury16:16 – 17:34
- 11☽︎ Moon17:34 – 18:51
- 12♄︎ Saturn18:51 – 20:09
Night
- 1♃︎ Jupiter20:09 – 20:51
- 2♂︎ Mars20:51 – 21:34
- 3☉︎ Sun21:34 – 22:16
- 4♀︎ Venus22:16 – 22:58
- 5☿︎ Mercury22:58 – 23:41
- 6☽︎ Moon23:41 – 00:23
- 7♄︎ Saturn00:23 – 01:05
- 8♃︎ Jupiter01:05 – 01:48
- 9♂︎ Mars01:48 – 02:30
- 10☉︎ Sun02:30 – 03:12
- 11♀︎ Venus03:12 – 03:55
- 12☿︎ Mercury03:55 – 04:37
Other cities · Poland
Questions
How are the planetary hours calculated in Białystok?
On Sunday, 9 May 2027, the Sun rises at 04:39 and sets at 20:09: the day lasts 15h 30m, that is twelve day hours of 1h 17m. The night, until the next sunrise at 04:37, lasts 8h 28m: twelve night hours of 42 min.
Which planet rules the first hour that day?
The Sun, from 04:39 to 05:56: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: Venus, Mercury, the Moon, Saturn, Jupiter, Mars, then the Sun 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.