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 Wednesday, 16 September 2026: day of Mercury
- Sunrise
- 07:04
- Sunset
- 19:35
- Next sunrise
- 07:05
A day hour lasts 1h 03m; a night hour, 57 min. Local time (Europe/Bucharest).
Day
- 1☿︎ Mercury07:04 – 08:06
- 2☽︎ Moon08:06 – 09:09
- 3♄︎ Saturn09:09 – 10:12
- 4♃︎ Jupiter10:12 – 11:14
- 5♂︎ Mars11:14 – 12:17
- 6☉︎ Sun12:17 – 13:20
- 7♀︎ Venus13:20 – 14:22
- 8☿︎ Mercury14:22 – 15:25
- 9☽︎ Moon15:25 – 16:27
- 10♄︎ Saturn16:27 – 17:30
- 11♃︎ Jupiter17:30 – 18:33
- 12♂︎ Mars18:33 – 19:35
Night
- 1☉︎ Sun19:35 – 20:33
- 2♀︎ Venus20:33 – 21:30
- 3☿︎ Mercury21:30 – 22:28
- 4☽︎ Moon22:28 – 23:25
- 5♄︎ Saturn23:25 – 00:23
- 6♃︎ Jupiter00:23 – 01:20
- 7♂︎ Mars01:20 – 02:18
- 8☉︎ Sun02:18 – 03:15
- 9♀︎ Venus03:15 – 04:13
- 10☿︎ Mercury04:13 – 05:10
- 11☽︎ Moon05:10 – 06:08
- 12♄︎ Saturn06:08 – 07:05
Other cities · Romania
Questions
How are the planetary hours calculated in Cluj-Napoca?
On Wednesday, 16 September 2026, the Sun rises at 07:04 and sets at 19:35: the day lasts 12h 31m, that is twelve day hours of 1h 03m. The night, until the next sunrise at 07:05, lasts 11h 30m: twelve night hours of 57 min.
Which planet rules the first hour that day?
Mercury, from 07:04 to 08:06: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: the Moon, Saturn, Jupiter, Mars, the Sun, Venus, then Mercury 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.