Planetary hours
in Rosario.
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 Friday, 11 December 2026: day of Venus
- Sunrise
- 05:47
- Sunset
- 20:04
- Next sunrise
- 05:47
A day hour lasts 1h 11m; a night hour, 49 min. Local time (America/Argentina/Cordoba).
Day
- 1♀︎ Venus05:47 – 06:58
- 2☿︎ Mercury06:58 – 08:10
- 3☽︎ Moon08:10 – 09:21
- 4♄︎ Saturn09:21 – 10:33
- 5♃︎ Jupiter10:33 – 11:44
- 6♂︎ Mars11:44 – 12:55
- 7☉︎ Sun12:55 – 14:07
- 8♀︎ Venus14:07 – 15:18
- 9☿︎ Mercury15:18 – 16:30
- 10☽︎ Moon16:30 – 17:41
- 11♄︎ Saturn17:41 – 18:53
- 12♃︎ Jupiter18:53 – 20:04
Night
- 1♂︎ Mars20:04 – 20:53
- 2☉︎ Sun20:53 – 21:41
- 3♀︎ Venus21:41 – 22:30
- 4☿︎ Mercury22:30 – 23:18
- 5☽︎ Moon23:18 – 00:07
- 6♄︎ Saturn00:07 – 00:56
- 7♃︎ Jupiter00:56 – 01:44
- 8♂︎ Mars01:44 – 02:33
- 9☉︎ Sun02:33 – 03:21
- 10♀︎ Venus03:21 – 04:10
- 11☿︎ Mercury04:10 – 04:58
- 12☽︎ Moon04:58 – 05:47
Other cities · Argentina
Questions
How are the planetary hours calculated in Rosario?
On Friday, 11 December 2026, the Sun rises at 05:47 and sets at 20:04: the day lasts 14h 17m, that is twelve day hours of 1h 11m. The night, until the next sunrise at 05:47, lasts 9h 43m: twelve night hours of 49 min.
Which planet rules the first hour that day?
Venus, from 05:47 to 06:58: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: Mercury, the Moon, Saturn, Jupiter, Mars, the Sun, then Venus 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.