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 Sunday, 18 October 2026: day of the Sun
- Sunrise
- 07:47
- Sunset
- 18:33
- Next sunrise
- 07:48
A day hour lasts 54 min; a night hour, 1h 06m. Local time (Europe/Bucharest).
Day
- 1☉︎ Sun07:47 – 08:41
- 2♀︎ Venus08:41 – 09:35
- 3☿︎ Mercury09:35 – 10:28
- 4☽︎ Moon10:28 – 11:22
- 5♄︎ Saturn11:22 – 12:16
- 6♃︎ Jupiter12:16 – 13:10
- 7♂︎ Mars13:10 – 14:04
- 8☉︎ Sun14:04 – 14:58
- 9♀︎ Venus14:58 – 15:51
- 10☿︎ Mercury15:51 – 16:45
- 11☽︎ Moon16:45 – 17:39
- 12♄︎ Saturn17:39 – 18:33
Night
- 1♃︎ Jupiter18:33 – 19:39
- 2♂︎ Mars19:39 – 20:46
- 3☉︎ Sun20:46 – 21:52
- 4♀︎ Venus21:52 – 22:58
- 5☿︎ Mercury22:58 – 00:04
- 6☽︎ Moon00:04 – 01:11
- 7♄︎ Saturn01:11 – 02:17
- 8♃︎ Jupiter02:17 – 03:23
- 9♂︎ Mars03:23 – 04:29
- 10☉︎ Sun04:29 – 05:36
- 11♀︎ Venus05:36 – 06:42
- 12☿︎ Mercury06:42 – 07:48
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Questions
How are the planetary hours calculated in Cluj-Napoca?
On Sunday, 18 October 2026, the Sun rises at 07:47 and sets at 18:33: the day lasts 10h 46m, that is twelve day hours of 54 min. The night, until the next sunrise at 07:48, lasts 13h 15m: twelve night hours of 1h 06m.
Which planet rules the first hour that day?
The Sun, from 07:47 to 08:41: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: Venus, Mercury, the Moon, Saturn, Jupiter, Mars, then the Sun 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.