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 Monday, 17 August 2026: day of the Moon
- Sunrise
- 05:31
- Sunset
- 20:11
- Next sunrise
- 05:33
A day hour lasts 1h 13m; a night hour, 47 min. Local time (Europe/Warsaw).
Day
- 1☽︎ Moon05:31 – 06:45
- 2♄︎ Saturn06:45 – 07:58
- 3♃︎ Jupiter07:58 – 09:11
- 4♂︎ Mars09:11 – 10:24
- 5☉︎ Sun10:24 – 11:38
- 6♀︎ Venus11:38 – 12:51
- 7☿︎ Mercury12:51 – 14:04
- 8☽︎ Moon14:04 – 15:18
- 9♄︎ Saturn15:18 – 16:31
- 10♃︎ Jupiter16:31 – 17:44
- 11♂︎ Mars17:44 – 18:57
- 12☉︎ Sun18:57 – 20:11
Night
- 1♀︎ Venus20:11 – 20:57
- 2☿︎ Mercury20:57 – 21:44
- 3☽︎ Moon21:44 – 22:31
- 4♄︎ Saturn22:31 – 23:18
- 5♃︎ Jupiter23:18 – 00:05
- 6♂︎ Mars00:05 – 00:52
- 7☉︎ Sun00:52 – 01:39
- 8♀︎ Venus01:39 – 02:26
- 9☿︎ Mercury02:26 – 03:12
- 10☽︎ Moon03:12 – 03:59
- 11♄︎ Saturn03:59 – 04:46
- 12♃︎ Jupiter04:46 – 05:33
Other cities · Poland
Questions
How are the planetary hours calculated in Bydgoszcz?
On Monday, 17 August 2026, the Sun rises at 05:31 and sets at 20:11: the day lasts 14h 39m, that is twelve day hours of 1h 13m. The night, until the next sunrise at 05:33, lasts 9h 22m: twelve night hours of 47 min.
Which planet rules the first hour that day?
The Moon, from 05:31 to 06:45: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: Saturn, Jupiter, Mars, the Sun, Venus, Mercury, then the Moon 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.