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 Sunday, 27 December 2026: day of the Sun
- Sunrise
- 05:54
- Sunset
- 20:13
- Next sunrise
- 05:54
A day hour lasts 1h 12m; a night hour, 48 min. Local time (America/Argentina/Cordoba).
Day
- 1☉︎ Sun05:54 – 07:05
- 2♀︎ Venus07:05 – 08:17
- 3☿︎ Mercury08:17 – 09:28
- 4☽︎ Moon09:28 – 10:40
- 5♄︎ Saturn10:40 – 11:52
- 6♃︎ Jupiter11:52 – 13:03
- 7♂︎ Mars13:03 – 14:15
- 8☉︎ Sun14:15 – 15:26
- 9♀︎ Venus15:26 – 16:38
- 10☿︎ Mercury16:38 – 17:49
- 11☽︎ Moon17:49 – 19:01
- 12♄︎ Saturn19:01 – 20:13
Night
- 1♃︎ Jupiter20:13 – 21:01
- 2♂︎ Mars21:01 – 21:50
- 3☉︎ Sun21:50 – 22:38
- 4♀︎ Venus22:38 – 23:27
- 5☿︎ Mercury23:27 – 00:15
- 6☽︎ Moon00:15 – 01:03
- 7♄︎ Saturn01:03 – 01:52
- 8♃︎ Jupiter01:52 – 02:40
- 9♂︎ Mars02:40 – 03:29
- 10☉︎ Sun03:29 – 04:17
- 11♀︎ Venus04:17 – 05:06
- 12☿︎ Mercury05:06 – 05:54
Other cities · Argentina
Questions
How are the planetary hours calculated in Rosario?
On Sunday, 27 December 2026, the Sun rises at 05:54 and sets at 20:13: the day lasts 14h 19m, that is twelve day hours of 1h 12m. The night, until the next sunrise at 05:54, lasts 9h 42m: twelve night hours of 48 min.
Which planet rules the first hour that day?
The Sun, from 05:54 to 07:05: 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.