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, 4 February 2026: day of Mercury
- Sunrise
- 07:26
- Sunset
- 16:37
- Next sunrise
- 07:24
A day hour lasts 46 min; a night hour, 1h 14m. Local time (Europe/Warsaw).
Day
- 1☿︎ Mercury07:26 – 08:12
- 2☽︎ Moon08:12 – 08:58
- 3♄︎ Saturn08:58 – 09:44
- 4♃︎ Jupiter09:44 – 10:30
- 5♂︎ Mars10:30 – 11:16
- 6☉︎ Sun11:16 – 12:02
- 7♀︎ Venus12:02 – 12:48
- 8☿︎ Mercury12:48 – 13:34
- 9☽︎ Moon13:34 – 14:19
- 10♄︎ Saturn14:19 – 15:05
- 11♃︎ Jupiter15:05 – 15:51
- 12♂︎ Mars15:51 – 16:37
Night
- 1☉︎ Sun16:37 – 17:51
- 2♀︎ Venus17:51 – 19:05
- 3☿︎ Mercury19:05 – 20:19
- 4☽︎ Moon20:19 – 21:33
- 5♄︎ Saturn21:33 – 22:47
- 6♃︎ Jupiter22:47 – 00:01
- 7♂︎ Mars00:01 – 01:15
- 8☉︎ Sun01:15 – 02:29
- 9♀︎ Venus02:29 – 03:43
- 10☿︎ Mercury03:43 – 04:57
- 11☽︎ Moon04:57 – 06:11
- 12♄︎ Saturn06:11 – 07:24
Other cities · Poland
Questions
How are the planetary hours calculated in Bydgoszcz?
On Wednesday, 4 February 2026, the Sun rises at 07:26 and sets at 16:37: the day lasts 9h 11m, that is twelve day hours of 46 min. The night, until the next sunrise at 07:24, lasts 14h 47m: twelve night hours of 1h 14m.
Which planet rules the first hour that day?
Mercury, from 07:26 to 08:12: 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.