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, 6 August 2025: day of Mercury
- Sunrise
- 05:13
- Sunset
- 20:32
- Next sunrise
- 05:15
A day hour lasts 1h 17m; a night hour, 44 min. Local time (Europe/Warsaw).
Day
- 1☿︎ Mercury05:13 – 06:30
- 2☽︎ Moon06:30 – 07:46
- 3♄︎ Saturn07:46 – 09:03
- 4♃︎ Jupiter09:03 – 10:20
- 5♂︎ Mars10:20 – 11:36
- 6☉︎ Sun11:36 – 12:53
- 7♀︎ Venus12:53 – 14:09
- 8☿︎ Mercury14:09 – 15:26
- 9☽︎ Moon15:26 – 16:43
- 10♄︎ Saturn16:43 – 17:59
- 11♃︎ Jupiter17:59 – 19:16
- 12♂︎ Mars19:16 – 20:32
Night
- 1☉︎ Sun20:32 – 21:16
- 2♀︎ Venus21:16 – 22:00
- 3☿︎ Mercury22:00 – 22:43
- 4☽︎ Moon22:43 – 23:27
- 5♄︎ Saturn23:27 – 00:10
- 6♃︎ Jupiter00:10 – 00:54
- 7♂︎ Mars00:54 – 01:37
- 8☉︎ Sun01:37 – 02:21
- 9♀︎ Venus02:21 – 03:04
- 10☿︎ Mercury03:04 – 03:48
- 11☽︎ Moon03:48 – 04:31
- 12♄︎ Saturn04:31 – 05:15
Other cities · Poland
Questions
How are the planetary hours calculated in Bydgoszcz?
On Wednesday, 6 August 2025, the Sun rises at 05:13 and sets at 20:32: the day lasts 15h 19m, that is twelve day hours of 1h 17m. The night, until the next sunrise at 05:15, lasts 8h 42m: twelve night hours of 44 min.
Which planet rules the first hour that day?
Mercury, from 05:13 to 06:30: 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.