Planetary hours
in Bydgoszcz.
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 Wednesday, 23 December 2026: day of Mercury
- Sunrise
- 08:00
- Sunset
- 15:33
- Next sunrise
- 08:01
A day hour lasts 38 min; a night hour, 1h 22m. Local time (Europe/Warsaw).
Day
- 1☿︎ Mercury08:00 – 08:38
- 2☽︎ Moon08:38 – 09:16
- 3♄︎ Saturn09:16 – 09:53
- 4♃︎ Jupiter09:53 – 10:31
- 5♂︎ Mars10:31 – 11:09
- 6☉︎ Sun11:09 – 11:47
- 7♀︎ Venus11:47 – 12:24
- 8☿︎ Mercury12:24 – 13:02
- 9☽︎ Moon13:02 – 13:40
- 10♄︎ Saturn13:40 – 14:17
- 11♃︎ Jupiter14:17 – 14:55
- 12♂︎ Mars14:55 – 15:33
Night
- 1☉︎ Sun15:33 – 16:55
- 2♀︎ Venus16:55 – 18:17
- 3☿︎ Mercury18:17 – 19:40
- 4☽︎ Moon19:40 – 21:02
- 5♄︎ Saturn21:02 – 22:24
- 6♃︎ Jupiter22:24 – 23:47
- 7♂︎ Mars23:47 – 01:09
- 8☉︎ Sun01:09 – 02:31
- 9♀︎ Venus02:31 – 03:54
- 10☿︎ Mercury03:54 – 05:16
- 11☽︎ Moon05:16 – 06:38
- 12♄︎ Saturn06:38 – 08:01
Other cities · Poland
Questions
How are the planetary hours calculated in Bydgoszcz?
On Wednesday, 23 December 2026, the Sun rises at 08:00 and sets at 15:33: the day lasts 7h 33m, that is twelve day hours of 38 min. The night, until the next sunrise at 08:01, lasts 16h 28m: twelve night hours of 1h 22m.
Which planet rules the first hour that day?
Mercury, from 08:00 to 08:38: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: the Moon, Saturn, Jupiter, Mars, the Sun, Venus, then Mercury 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.