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 Sunday, 10 January 2027: day of the Sun
- Sunrise
- 07:58
- Sunset
- 15:52
- Next sunrise
- 07:57
A day hour lasts 40 min; a night hour, 1h 20m. Local time (Europe/Warsaw).
Day
- 1☉︎ Sun07:58 – 08:37
- 2♀︎ Venus08:37 – 09:17
- 3☿︎ Mercury09:17 – 09:56
- 4☽︎ Moon09:56 – 10:36
- 5♄︎ Saturn10:36 – 11:16
- 6♃︎ Jupiter11:16 – 11:55
- 7♂︎ Mars11:55 – 12:35
- 8☉︎ Sun12:35 – 13:14
- 9♀︎ Venus13:14 – 13:54
- 10☿︎ Mercury13:54 – 14:33
- 11☽︎ Moon14:33 – 15:13
- 12♄︎ Saturn15:13 – 15:52
Night
- 1♃︎ Jupiter15:52 – 17:13
- 2♂︎ Mars17:13 – 18:33
- 3☉︎ Sun18:33 – 19:53
- 4♀︎ Venus19:53 – 21:14
- 5☿︎ Mercury21:14 – 22:34
- 6☽︎ Moon22:34 – 23:55
- 7♄︎ Saturn23:55 – 01:15
- 8♃︎ Jupiter01:15 – 02:36
- 9♂︎ Mars02:36 – 03:56
- 10☉︎ Sun03:56 – 05:16
- 11♀︎ Venus05:16 – 06:37
- 12☿︎ Mercury06:37 – 07:57
Other cities · Poland
Questions
How are the planetary hours calculated in Bydgoszcz?
On Sunday, 10 January 2027, the Sun rises at 07:58 and sets at 15:52: the day lasts 7h 54m, that is twelve day hours of 40 min. The night, until the next sunrise at 07:57, lasts 16h 05m: twelve night hours of 1h 20m.
Which planet rules the first hour that day?
The Sun, from 07:58 to 08:37: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: Venus, Mercury, the Moon, Saturn, Jupiter, Mars, then the Sun 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.