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 Friday, 4 September 2026: day of Venus
- Sunrise
- 06:48
- Sunset
- 19:59
- Next sunrise
- 06:50
A day hour lasts 1h 06m; a night hour, 54 min. Local time (Europe/Bucharest).
Day
- 1♀︎ Venus06:48 – 07:54
- 2☿︎ Mercury07:54 – 09:00
- 3☽︎ Moon09:00 – 10:06
- 4♄︎ Saturn10:06 – 11:12
- 5♃︎ Jupiter11:12 – 12:18
- 6♂︎ Mars12:18 – 13:24
- 7☉︎ Sun13:24 – 14:30
- 8♀︎ Venus14:30 – 15:35
- 9☿︎ Mercury15:35 – 16:41
- 10☽︎ Moon16:41 – 17:47
- 11♄︎ Saturn17:47 – 18:53
- 12♃︎ Jupiter18:53 – 19:59
Night
- 1♂︎ Mars19:59 – 20:53
- 2☉︎ Sun20:53 – 21:47
- 3♀︎ Venus21:47 – 22:42
- 4☿︎ Mercury22:42 – 23:36
- 5☽︎ Moon23:36 – 00:30
- 6♄︎ Saturn00:30 – 01:24
- 7♃︎ Jupiter01:24 – 02:19
- 8♂︎ Mars02:19 – 03:13
- 9☉︎ Sun03:13 – 04:07
- 10♀︎ Venus04:07 – 05:01
- 11☿︎ Mercury05:01 – 05:55
- 12☽︎ Moon05:55 – 06:50
Other cities · Romania
Questions
How are the planetary hours calculated in Cluj-Napoca?
On Friday, 4 September 2026, the Sun rises at 06:48 and sets at 19:59: the day lasts 13h 11m, that is twelve day hours of 1h 06m. The night, until the next sunrise at 06:50, lasts 10h 51m: twelve night hours of 54 min.
Which planet rules the first hour that day?
Venus, from 06:48 to 07:54: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: Mercury, the Moon, Saturn, Jupiter, Mars, the Sun, then Venus 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.