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 Tuesday, 5 January 2027: day of Mars
- Sunrise
- 07:40
- Sunset
- 15:25
- Next sunrise
- 07:40
A day hour lasts 39 min; a night hour, 1h 21m. Local time (Europe/Warsaw).
Day
- 1♂︎ Mars07:40 – 08:19
- 2☉︎ Sun08:19 – 08:57
- 3♀︎ Venus08:57 – 09:36
- 4☿︎ Mercury09:36 – 10:15
- 5☽︎ Moon10:15 – 10:54
- 6♄︎ Saturn10:54 – 11:32
- 7♃︎ Jupiter11:32 – 12:11
- 8♂︎ Mars12:11 – 12:50
- 9☉︎ Sun12:50 – 13:28
- 10♀︎ Venus13:28 – 14:07
- 11☿︎ Mercury14:07 – 14:46
- 12☽︎ Moon14:46 – 15:25
Night
- 1♄︎ Saturn15:25 – 16:46
- 2♃︎ Jupiter16:46 – 18:07
- 3♂︎ Mars18:07 – 19:28
- 4☉︎ Sun19:28 – 20:50
- 5♀︎ Venus20:50 – 22:11
- 6☿︎ Mercury22:11 – 23:32
- 7☽︎ Moon23:32 – 00:53
- 8♄︎ Saturn00:53 – 02:15
- 9♃︎ Jupiter02:15 – 03:36
- 10♂︎ Mars03:36 – 04:57
- 11☉︎ Sun04:57 – 06:18
- 12♀︎ Venus06:18 – 07:40
Other cities · Poland
Questions
How are the planetary hours calculated in Białystok?
On Tuesday, 5 January 2027, the Sun rises at 07:40 and sets at 15:25: the day lasts 7h 45m, that is twelve day hours of 39 min. The night, until the next sunrise at 07:40, lasts 16h 15m: twelve night hours of 1h 21m.
Which planet rules the first hour that day?
Mars, from 07:40 to 08:19: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: the Sun, Venus, Mercury, the Moon, Saturn, Jupiter, then Mars 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.