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, 13 August 2026: day of Jupiter
- Sunrise
- 06:20
- Sunset
- 20:39
- Next sunrise
- 06:21
A day hour lasts 1h 12m; a night hour, 49 min. Local time (Europe/Bucharest).
Day
- 1♃︎ Jupiter06:20 – 07:32
- 2♂︎ Mars07:32 – 08:43
- 3☉︎ Sun08:43 – 09:55
- 4♀︎ Venus09:55 – 11:06
- 5☿︎ Mercury11:06 – 12:18
- 6☽︎ Moon12:18 – 13:30
- 7♄︎ Saturn13:30 – 14:41
- 8♃︎ Jupiter14:41 – 15:53
- 9♂︎ Mars15:53 – 17:04
- 10☉︎ Sun17:04 – 18:16
- 11♀︎ Venus18:16 – 19:27
- 12☿︎ Mercury19:27 – 20:39
Night
- 1☽︎ Moon20:39 – 21:28
- 2♄︎ Saturn21:28 – 22:16
- 3♃︎ Jupiter22:16 – 23:05
- 4♂︎ Mars23:05 – 23:53
- 5☉︎ Sun23:53 – 00:42
- 6♀︎ Venus00:42 – 01:30
- 7☿︎ Mercury01:30 – 02:19
- 8☽︎ Moon02:19 – 03:07
- 9♄︎ Saturn03:07 – 03:56
- 10♃︎ Jupiter03:56 – 04:44
- 11♂︎ Mars04:44 – 05:33
- 12☉︎ Sun05:33 – 06:21
Other cities · Romania
Questions
How are the planetary hours calculated in Cluj-Napoca?
On Thursday, 13 August 2026, the Sun rises at 06:20 and sets at 20:39: the day lasts 14h 19m, that is twelve day hours of 1h 12m. The night, until the next sunrise at 06:21, lasts 9h 42m: twelve night hours of 49 min.
Which planet rules the first hour that day?
Jupiter, from 06:20 to 07:32: 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.