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, 5 September 2025: day of Venus
- Sunrise
- 06:50
- Sunset
- 19:57
- Next sunrise
- 06:51
A day hour lasts 1h 06m; a night hour, 55 min. Local time (Europe/Bucharest).
Day
- 1♀︎ Venus06:50 – 07:56
- 2☿︎ Mercury07:56 – 09:01
- 3☽︎ Moon09:01 – 10:07
- 4♄︎ Saturn10:07 – 11:12
- 5♃︎ Jupiter11:12 – 12:18
- 6♂︎ Mars12:18 – 13:23
- 7☉︎ Sun13:23 – 14:29
- 8♀︎ Venus14:29 – 15:34
- 9☿︎ Mercury15:34 – 16:40
- 10☽︎ Moon16:40 – 17:45
- 11♄︎ Saturn17:45 – 18:51
- 12♃︎ Jupiter18:51 – 19:57
Night
- 1♂︎ Mars19:57 – 20:51
- 2☉︎ Sun20:51 – 21:46
- 3♀︎ Venus21:46 – 22:40
- 4☿︎ Mercury22:40 – 23:35
- 5☽︎ Moon23:35 – 00:29
- 6♄︎ Saturn00:29 – 01:24
- 7♃︎ Jupiter01:24 – 02:18
- 8♂︎ Mars02:18 – 03:13
- 9☉︎ Sun03:13 – 04:08
- 10♀︎ Venus04:08 – 05:02
- 11☿︎ Mercury05:02 – 05:57
- 12☽︎ Moon05:57 – 06:51
Other cities · Romania
Questions
How are the planetary hours calculated in Cluj-Napoca?
On Friday, 5 September 2025, the Sun rises at 06:50 and sets at 19:57: the day lasts 13h 07m, that is twelve day hours of 1h 06m. The night, until the next sunrise at 06:51, lasts 10h 55m: twelve night hours of 55 min.
Which planet rules the first hour that day?
Venus, from 06:50 to 07:56: 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.