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 Tuesday, 15 December 2026: day of Mars
- Sunrise
- 07:55
- Sunset
- 15:30
- Next sunrise
- 07:56
A day hour lasts 38 min; a night hour, 1h 22m. Local time (Europe/Warsaw).
Day
- 1♂︎ Mars07:55 – 08:33
- 2☉︎ Sun08:33 – 09:11
- 3♀︎ Venus09:11 – 09:49
- 4☿︎ Mercury09:49 – 10:27
- 5☽︎ Moon10:27 – 11:05
- 6♄︎ Saturn11:05 – 11:42
- 7♃︎ Jupiter11:42 – 12:20
- 8♂︎ Mars12:20 – 12:58
- 9☉︎ Sun12:58 – 13:36
- 10♀︎ Venus13:36 – 14:14
- 11☿︎ Mercury14:14 – 14:52
- 12☽︎ Moon14:52 – 15:30
Night
- 1♄︎ Saturn15:30 – 16:52
- 2♃︎ Jupiter16:52 – 18:14
- 3♂︎ Mars18:14 – 19:36
- 4☉︎ Sun19:36 – 20:59
- 5♀︎ Venus20:59 – 22:21
- 6☿︎ Mercury22:21 – 23:43
- 7☽︎ Moon23:43 – 01:05
- 8♄︎ Saturn01:05 – 02:27
- 9♃︎ Jupiter02:27 – 03:49
- 10♂︎ Mars03:49 – 05:12
- 11☉︎ Sun05:12 – 06:34
- 12♀︎ Venus06:34 – 07:56
Other cities · Poland
Questions
How are the planetary hours calculated in Bydgoszcz?
On Tuesday, 15 December 2026, the Sun rises at 07:55 and sets at 15:30: the day lasts 7h 35m, that is twelve day hours of 38 min. The night, until the next sunrise at 07:56, lasts 16h 26m: twelve night hours of 1h 22m.
Which planet rules the first hour that day?
Mars, from 07:55 to 08:33: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: the Sun, Venus, Mercury, the Moon, Saturn, Jupiter, then Mars 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.