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 Thursday, 3 September 2026: day of Jupiter
- Sunrise
- 06:47
- Sunset
- 20:01
- Next sunrise
- 06:48
A day hour lasts 1h 06m; a night hour, 54 min. Local time (Europe/Bucharest).
Day
- 1♃︎ Jupiter06:47 – 07:53
- 2♂︎ Mars07:53 – 08:59
- 3☉︎ Sun08:59 – 10:06
- 4♀︎ Venus10:06 – 11:12
- 5☿︎ Mercury11:12 – 12:18
- 6☽︎ Moon12:18 – 13:24
- 7♄︎ Saturn13:24 – 14:30
- 8♃︎ Jupiter14:30 – 15:36
- 9♂︎ Mars15:36 – 16:42
- 10☉︎ Sun16:42 – 17:49
- 11♀︎ Venus17:49 – 18:55
- 12☿︎ Mercury18:55 – 20:01
Night
- 1☽︎ Moon20:01 – 20:55
- 2♄︎ Saturn20:55 – 21:49
- 3♃︎ Jupiter21:49 – 22:43
- 4♂︎ Mars22:43 – 23:37
- 5☉︎ Sun23:37 – 00:31
- 6♀︎ Venus00:31 – 01:25
- 7☿︎ Mercury01:25 – 02:19
- 8☽︎ Moon02:19 – 03:13
- 9♄︎ Saturn03:13 – 04:07
- 10♃︎ Jupiter04:07 – 05:01
- 11♂︎ Mars05:01 – 05:54
- 12☉︎ Sun05:54 – 06:48
Other cities · Romania
Questions
How are the planetary hours calculated in Cluj-Napoca?
On Thursday, 3 September 2026, the Sun rises at 06:47 and sets at 20:01: the day lasts 13h 14m, that is twelve day hours of 1h 06m. The night, until the next sunrise at 06:48, lasts 10h 47m: twelve night hours of 54 min.
Which planet rules the first hour that day?
Jupiter, from 06:47 to 07:53: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: Mars, the Sun, Venus, Mercury, the Moon, Saturn, then Jupiter 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.