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, 31 July 2026: day of Venus
- Sunrise
- 06:04
- Sunset
- 20:58
- Next sunrise
- 06:05
A day hour lasts 1h 15m; a night hour, 46 min. Local time (Europe/Bucharest).
Day
- 1♀︎ Venus06:04 – 07:18
- 2☿︎ Mercury07:18 – 08:33
- 3☽︎ Moon08:33 – 09:47
- 4♄︎ Saturn09:47 – 11:02
- 5♃︎ Jupiter11:02 – 12:17
- 6♂︎ Mars12:17 – 13:31
- 7☉︎ Sun13:31 – 14:46
- 8♀︎ Venus14:46 – 16:00
- 9☿︎ Mercury16:00 – 17:15
- 10☽︎ Moon17:15 – 18:29
- 11♄︎ Saturn18:29 – 19:44
- 12♃︎ Jupiter19:44 – 20:58
Night
- 1♂︎ Mars20:58 – 21:44
- 2☉︎ Sun21:44 – 22:30
- 3♀︎ Venus22:30 – 23:15
- 4☿︎ Mercury23:15 – 00:01
- 5☽︎ Moon00:01 – 00:46
- 6♄︎ Saturn00:46 – 01:32
- 7♃︎ Jupiter01:32 – 02:17
- 8♂︎ Mars02:17 – 03:03
- 9☉︎ Sun03:03 – 03:48
- 10♀︎ Venus03:48 – 04:34
- 11☿︎ Mercury04:34 – 05:19
- 12☽︎ Moon05:19 – 06:05
Other cities · Romania
Questions
How are the planetary hours calculated in Cluj-Napoca?
On Friday, 31 July 2026, the Sun rises at 06:04 and sets at 20:58: the day lasts 14h 55m, that is twelve day hours of 1h 15m. The night, until the next sunrise at 06:05, lasts 9h 06m: twelve night hours of 46 min.
Which planet rules the first hour that day?
Venus, from 06:04 to 07:18: 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.