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 Saturday, 17 October 2026: day of Saturn
- Sunrise
- 07:17
- Sunset
- 17:47
- Next sunrise
- 07:19
A day hour lasts 53 min; a night hour, 1h 08m. Local time (Europe/Warsaw).
Day
- 1♄︎ Saturn07:17 – 08:10
- 2♃︎ Jupiter08:10 – 09:02
- 3♂︎ Mars09:02 – 09:55
- 4☉︎ Sun09:55 – 10:47
- 5♀︎ Venus10:47 – 11:40
- 6☿︎ Mercury11:40 – 12:32
- 7☽︎ Moon12:32 – 13:25
- 8♄︎ Saturn13:25 – 14:17
- 9♃︎ Jupiter14:17 – 15:10
- 10♂︎ Mars15:10 – 16:02
- 11☉︎ Sun16:02 – 16:55
- 12♀︎ Venus16:55 – 17:47
Night
- 1☿︎ Mercury17:47 – 18:55
- 2☽︎ Moon18:55 – 20:03
- 3♄︎ Saturn20:03 – 21:10
- 4♃︎ Jupiter21:10 – 22:18
- 5♂︎ Mars22:18 – 23:26
- 6☉︎ Sun23:26 – 00:33
- 7♀︎ Venus00:33 – 01:41
- 8☿︎ Mercury01:41 – 02:49
- 9☽︎ Moon02:49 – 03:56
- 10♄︎ Saturn03:56 – 05:04
- 11♃︎ Jupiter05:04 – 06:11
- 12♂︎ Mars06:11 – 07:19
Other cities · Poland
Questions
How are the planetary hours calculated in Bydgoszcz?
On Saturday, 17 October 2026, the Sun rises at 07:17 and sets at 17:47: the day lasts 10h 30m, that is twelve day hours of 53 min. The night, until the next sunrise at 07:19, lasts 13h 32m: twelve night hours of 1h 08m.
Which planet rules the first hour that day?
Saturn, from 07:17 to 08:10: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: Jupiter, Mars, the Sun, Venus, Mercury, the Moon, then Saturn 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.