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, 2 August 2026: day of the Sun
- Sunrise
- 07:52
- Sunset
- 18:25
- Next sunrise
- 07:51
A day hour lasts 53 min; a night hour, 1h 07m. Local time (America/Argentina/Cordoba).
Day
- 1☉︎ Sun07:52 – 08:45
- 2♀︎ Venus08:45 – 09:37
- 3☿︎ Mercury09:37 – 10:30
- 4☽︎ Moon10:30 – 11:23
- 5♄︎ Saturn11:23 – 12:16
- 6♃︎ Jupiter12:16 – 13:09
- 7♂︎ Mars13:09 – 14:01
- 8☉︎ Sun14:01 – 14:54
- 9♀︎ Venus14:54 – 15:47
- 10☿︎ Mercury15:47 – 16:40
- 11☽︎ Moon16:40 – 17:32
- 12♄︎ Saturn17:32 – 18:25
Night
- 1♃︎ Jupiter18:25 – 19:32
- 2♂︎ Mars19:32 – 20:39
- 3☉︎ Sun20:39 – 21:47
- 4♀︎ Venus21:47 – 22:54
- 5☿︎ Mercury22:54 – 00:01
- 6☽︎ Moon00:01 – 01:08
- 7♄︎ Saturn01:08 – 02:15
- 8♃︎ Jupiter02:15 – 03:22
- 9♂︎ Mars03:22 – 04:30
- 10☉︎ Sun04:30 – 05:37
- 11♀︎ Venus05:37 – 06:44
- 12☿︎ Mercury06:44 – 07:51
Other cities · Argentina
Questions
How are the planetary hours calculated in Rosario?
On Sunday, 2 August 2026, the Sun rises at 07:52 and sets at 18:25: the day lasts 10h 33m, that is twelve day hours of 53 min. The night, until the next sunrise at 07:51, lasts 13h 26m: twelve night hours of 1h 07m.
Which planet rules the first hour that day?
The Sun, from 07:52 to 08:45: 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.