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, 27 December 2025: day of Saturn
- Sunrise
- 08:09
- Sunset
- 16:43
- Next sunrise
- 08:10
A day hour lasts 43 min; a night hour, 1h 17m. Local time (Europe/Bucharest).
Day
- 1♄︎ Saturn08:09 – 08:52
- 2♃︎ Jupiter08:52 – 09:35
- 3♂︎ Mars09:35 – 10:18
- 4☉︎ Sun10:18 – 11:01
- 5♀︎ Venus11:01 – 11:43
- 6☿︎ Mercury11:43 – 12:26
- 7☽︎ Moon12:26 – 13:09
- 8♄︎ Saturn13:09 – 13:52
- 9♃︎ Jupiter13:52 – 14:35
- 10♂︎ Mars14:35 – 15:18
- 11☉︎ Sun15:18 – 16:00
- 12♀︎ Venus16:00 – 16:43
Night
- 1☿︎ Mercury16:43 – 18:00
- 2☽︎ Moon18:00 – 19:18
- 3♄︎ Saturn19:18 – 20:35
- 4♃︎ Jupiter20:35 – 21:52
- 5♂︎ Mars21:52 – 23:09
- 6☉︎ Sun23:09 – 00:26
- 7♀︎ Venus00:26 – 01:44
- 8☿︎ Mercury01:44 – 03:01
- 9☽︎ Moon03:01 – 04:18
- 10♄︎ Saturn04:18 – 05:35
- 11♃︎ Jupiter05:35 – 06:52
- 12♂︎ Mars06:52 – 08:10
Other cities · Romania
Questions
How are the planetary hours calculated in Cluj-Napoca?
On Saturday, 27 December 2025, the Sun rises at 08:09 and sets at 16:43: the day lasts 8h 34m, that is twelve day hours of 43 min. The night, until the next sunrise at 08:10, lasts 15h 26m: twelve night hours of 1h 17m.
Which planet rules the first hour that day?
Saturn, from 08:09 to 08:52: 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.