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, 18 February 2026: day of Mercury
- Sunrise
- 07:24
- Sunset
- 17:54
- Next sunrise
- 07:23
A day hour lasts 52 min; a night hour, 1h 07m. Local time (Europe/Bucharest).
Day
- 1☿︎ Mercury07:24 – 08:17
- 2☽︎ Moon08:17 – 09:09
- 3♄︎ Saturn09:09 – 10:02
- 4♃︎ Jupiter10:02 – 10:54
- 5♂︎ Mars10:54 – 11:47
- 6☉︎ Sun11:47 – 12:39
- 7♀︎ Venus12:39 – 13:32
- 8☿︎ Mercury13:32 – 14:24
- 9☽︎ Moon14:24 – 15:17
- 10♄︎ Saturn15:17 – 16:09
- 11♃︎ Jupiter16:09 – 17:02
- 12♂︎ Mars17:02 – 17:54
Night
- 1☉︎ Sun17:54 – 19:02
- 2♀︎ Venus19:02 – 20:09
- 3☿︎ Mercury20:09 – 21:16
- 4☽︎ Moon21:16 – 22:24
- 5♄︎ Saturn22:24 – 23:31
- 6♃︎ Jupiter23:31 – 00:38
- 7♂︎ Mars00:38 – 01:46
- 8☉︎ Sun01:46 – 02:53
- 9♀︎ Venus02:53 – 04:01
- 10☿︎ Mercury04:01 – 05:08
- 11☽︎ Moon05:08 – 06:15
- 12♄︎ Saturn06:15 – 07:23
Other cities · Romania
Questions
How are the planetary hours calculated in Cluj-Napoca?
On Wednesday, 18 February 2026, the Sun rises at 07:24 and sets at 17:54: the day lasts 10h 30m, that is twelve day hours of 52 min. The night, until the next sunrise at 07:23, lasts 13h 29m: twelve night hours of 1h 07m.
Which planet rules the first hour that day?
Mercury, from 07:24 to 08:17: 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.