Planetary hours
in Cluj-Napoca.
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, 6 December 2025: day of Saturn
- Sunrise
- 07:55
- Sunset
- 16:37
- Next sunrise
- 07:56
A day hour lasts 44 min; a night hour, 1h 17m. Local time (Europe/Bucharest).
Day
- 1♄︎ Saturn07:55 – 08:38
- 2♃︎ Jupiter08:38 – 09:22
- 3♂︎ Mars09:22 – 10:06
- 4☉︎ Sun10:06 – 10:49
- 5♀︎ Venus10:49 – 11:33
- 6☿︎ Mercury11:33 – 12:16
- 7☽︎ Moon12:16 – 13:00
- 8♄︎ Saturn13:00 – 13:43
- 9♃︎ Jupiter13:43 – 14:27
- 10♂︎ Mars14:27 – 15:10
- 11☉︎ Sun15:10 – 15:54
- 12♀︎ Venus15:54 – 16:37
Night
- 1☿︎ Mercury16:37 – 17:54
- 2☽︎ Moon17:54 – 19:10
- 3♄︎ Saturn19:10 – 20:27
- 4♃︎ Jupiter20:27 – 21:43
- 5♂︎ Mars21:43 – 23:00
- 6☉︎ Sun23:00 – 00:17
- 7♀︎ Venus00:17 – 01:33
- 8☿︎ Mercury01:33 – 02:50
- 9☽︎ Moon02:50 – 04:06
- 10♄︎ Saturn04:06 – 05:23
- 11♃︎ Jupiter05:23 – 06:39
- 12♂︎ Mars06:39 – 07:56
Other cities · Romania
Questions
How are the planetary hours calculated in Cluj-Napoca?
On Saturday, 6 December 2025, the Sun rises at 07:55 and sets at 16:37: the day lasts 8h 42m, that is twelve day hours of 44 min. The night, until the next sunrise at 07:56, lasts 15h 19m: twelve night hours of 1h 17m.
Which planet rules the first hour that day?
Saturn, from 07:55 to 08:38: 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.