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 Saturday, 8 August 2026: day of Saturn
- Sunrise
- 07:47
- Sunset
- 18:29
- Next sunrise
- 07:46
A day hour lasts 54 min; a night hour, 1h 06m. Local time (America/Argentina/Cordoba).
Day
- 1♄︎ Saturn07:47 – 08:40
- 2♃︎ Jupiter08:40 – 09:34
- 3♂︎ Mars09:34 – 10:27
- 4☉︎ Sun10:27 – 11:21
- 5♀︎ Venus11:21 – 12:14
- 6☿︎ Mercury12:14 – 13:08
- 7☽︎ Moon13:08 – 14:01
- 8♄︎ Saturn14:01 – 14:55
- 9♃︎ Jupiter14:55 – 15:49
- 10♂︎ Mars15:49 – 16:42
- 11☉︎ Sun16:42 – 17:36
- 12♀︎ Venus17:36 – 18:29
Night
- 1☿︎ Mercury18:29 – 19:36
- 2☽︎ Moon19:36 – 20:42
- 3♄︎ Saturn20:42 – 21:48
- 4♃︎ Jupiter21:48 – 22:55
- 5♂︎ Mars22:55 – 00:01
- 6☉︎ Sun00:01 – 01:07
- 7♀︎ Venus01:07 – 02:14
- 8☿︎ Mercury02:14 – 03:20
- 9☽︎ Moon03:20 – 04:27
- 10♄︎ Saturn04:27 – 05:33
- 11♃︎ Jupiter05:33 – 06:39
- 12♂︎ Mars06:39 – 07:46
Other cities · Argentina
Questions
How are the planetary hours calculated in Rosario?
On Saturday, 8 August 2026, the Sun rises at 07:47 and sets at 18:29: the day lasts 10h 43m, that is twelve day hours of 54 min. The night, until the next sunrise at 07:46, lasts 13h 16m: twelve night hours of 1h 06m.
Which planet rules the first hour that day?
Saturn, from 07:47 to 08:40: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: Jupiter, Mars, the Sun, Venus, Mercury, the Moon, then Saturn 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.