Planetary hours
in Constanţa.
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 Thursday, 17 December 2026: day of Jupiter
- Sunrise
- 07:35
- Sunset
- 16:27
- Next sunrise
- 07:35
A day hour lasts 44 min; a night hour, 1h 16m. Local time (Europe/Bucharest).
Day
- 1♃︎ Jupiter07:35 – 08:19
- 2♂︎ Mars08:19 – 09:03
- 3☉︎ Sun09:03 – 09:48
- 4♀︎ Venus09:48 – 10:32
- 5☿︎ Mercury10:32 – 11:17
- 6☽︎ Moon11:17 – 12:01
- 7♄︎ Saturn12:01 – 12:45
- 8♃︎ Jupiter12:45 – 13:30
- 9♂︎ Mars13:30 – 14:14
- 10☉︎ Sun14:14 – 14:59
- 11♀︎ Venus14:59 – 15:43
- 12☿︎ Mercury15:43 – 16:27
Night
- 1☽︎ Moon16:27 – 17:43
- 2♄︎ Saturn17:43 – 18:59
- 3♃︎ Jupiter18:59 – 20:14
- 4♂︎ Mars20:14 – 21:30
- 5☉︎ Sun21:30 – 22:46
- 6♀︎ Venus22:46 – 00:01
- 7☿︎ Mercury00:01 – 01:17
- 8☽︎ Moon01:17 – 02:33
- 9♄︎ Saturn02:33 – 03:48
- 10♃︎ Jupiter03:48 – 05:04
- 11♂︎ Mars05:04 – 06:20
- 12☉︎ Sun06:20 – 07:35
Other cities · Romania
Questions
How are the planetary hours calculated in Constanţa?
On Thursday, 17 December 2026, the Sun rises at 07:35 and sets at 16:27: the day lasts 8h 53m, that is twelve day hours of 44 min. The night, until the next sunrise at 07:35, lasts 15h 08m: twelve night hours of 1h 16m.
Which planet rules the first hour that day?
Jupiter, from 07:35 to 08:19: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: Mars, the Sun, Venus, Mercury, the Moon, Saturn, then Jupiter 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.