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 Monday, 20 July 2026: day of the Moon
- Sunrise
- 05:51
- Sunset
- 21:11
- Next sunrise
- 05:52
A day hour lasts 1h 17m; a night hour, 43 min. Local time (Europe/Bucharest).
Day
- 1☽︎ Moon05:51 – 07:08
- 2♄︎ Saturn07:08 – 08:24
- 3♃︎ Jupiter08:24 – 09:41
- 4♂︎ Mars09:41 – 10:58
- 5☉︎ Sun10:58 – 12:15
- 6♀︎ Venus12:15 – 13:31
- 7☿︎ Mercury13:31 – 14:48
- 8☽︎ Moon14:48 – 16:05
- 9♄︎ Saturn16:05 – 17:21
- 10♃︎ Jupiter17:21 – 18:38
- 11♂︎ Mars18:38 – 19:55
- 12☉︎ Sun19:55 – 21:11
Night
- 1♀︎ Venus21:11 – 21:55
- 2☿︎ Mercury21:55 – 22:38
- 3☽︎ Moon22:38 – 23:21
- 4♄︎ Saturn23:21 – 00:05
- 5♃︎ Jupiter00:05 – 00:48
- 6♂︎ Mars00:48 – 01:32
- 7☉︎ Sun01:32 – 02:15
- 8♀︎ Venus02:15 – 02:59
- 9☿︎ Mercury02:59 – 03:42
- 10☽︎ Moon03:42 – 04:25
- 11♄︎ Saturn04:25 – 05:09
- 12♃︎ Jupiter05:09 – 05:52
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Questions
How are the planetary hours calculated in Cluj-Napoca?
On Monday, 20 July 2026, the Sun rises at 05:51 and sets at 21:11: the day lasts 15h 20m, that is twelve day hours of 1h 17m. The night, until the next sunrise at 05:52, lasts 8h 41m: twelve night hours of 43 min.
Which planet rules the first hour that day?
The Moon, from 05:51 to 07:08: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: Saturn, Jupiter, Mars, the Sun, Venus, Mercury, then the Moon 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.