Planetary hours
in Kayseri.
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, 20 December 2025: day of Saturn
- Sunrise
- 07:51
- Sunset
- 17:19
- Next sunrise
- 07:52
A day hour lasts 47 min; a night hour, 1h 13m. Local time (Europe/Istanbul).
Day
- 1♄︎ Saturn07:51 – 08:39
- 2♃︎ Jupiter08:39 – 09:26
- 3♂︎ Mars09:26 – 10:13
- 4☉︎ Sun10:13 – 11:01
- 5♀︎ Venus11:01 – 11:48
- 6☿︎ Mercury11:48 – 12:35
- 7☽︎ Moon12:35 – 13:22
- 8♄︎ Saturn13:22 – 14:10
- 9♃︎ Jupiter14:10 – 14:57
- 10♂︎ Mars14:57 – 15:44
- 11☉︎ Sun15:44 – 16:32
- 12♀︎ Venus16:32 – 17:19
Night
- 1☿︎ Mercury17:19 – 18:32
- 2☽︎ Moon18:32 – 19:44
- 3♄︎ Saturn19:44 – 20:57
- 4♃︎ Jupiter20:57 – 22:10
- 5♂︎ Mars22:10 – 23:23
- 6☉︎ Sun23:23 – 00:35
- 7♀︎ Venus00:35 – 01:48
- 8☿︎ Mercury01:48 – 03:01
- 9☽︎ Moon03:01 – 04:14
- 10♄︎ Saturn04:14 – 05:26
- 11♃︎ Jupiter05:26 – 06:39
- 12♂︎ Mars06:39 – 07:52
Other cities · Türkiye
Questions
How are the planetary hours calculated in Kayseri?
On Saturday, 20 December 2025, the Sun rises at 07:51 and sets at 17:19: the day lasts 9h 27m, that is twelve day hours of 47 min. The night, until the next sunrise at 07:52, lasts 14h 33m: twelve night hours of 1h 13m.
Which planet rules the first hour that day?
Saturn, from 07:51 to 08:39: 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.