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, 1 August 2026: day of Saturn
- Sunrise
- 07:53
- Sunset
- 18:25
- Next sunrise
- 07:52
A day hour lasts 53 min; a night hour, 1h 07m. Local time (America/Argentina/Cordoba).
Day
- 1♄︎ Saturn07:53 – 08:45
- 2♃︎ Jupiter08:45 – 09:38
- 3♂︎ Mars09:38 – 10:31
- 4☉︎ Sun10:31 – 11:23
- 5♀︎ Venus11:23 – 12:16
- 6☿︎ Mercury12:16 – 13:09
- 7☽︎ Moon13:09 – 14:01
- 8♄︎ Saturn14:01 – 14:54
- 9♃︎ Jupiter14:54 – 15:47
- 10♂︎ Mars15:47 – 16:39
- 11☉︎ Sun16:39 – 17:32
- 12♀︎ Venus17:32 – 18:25
Night
- 1☿︎ Mercury18:25 – 19:32
- 2☽︎ Moon19:32 – 20:39
- 3♄︎ Saturn20:39 – 21:46
- 4♃︎ Jupiter21:46 – 22:54
- 5♂︎ Mars22:54 – 00:01
- 6☉︎ Sun00:01 – 01:08
- 7♀︎ Venus01:08 – 02:15
- 8☿︎ Mercury02:15 – 03:23
- 9☽︎ Moon03:23 – 04:30
- 10♄︎ Saturn04:30 – 05:37
- 11♃︎ Jupiter05:37 – 06:45
- 12♂︎ Mars06:45 – 07:52
Other cities · Argentina
Questions
How are the planetary hours calculated in Rosario?
On Saturday, 1 August 2026, the Sun rises at 07:53 and sets at 18:25: the day lasts 10h 32m, that is twelve day hours of 53 min. The night, until the next sunrise at 07:52, lasts 13h 27m: twelve night hours of 1h 07m.
Which planet rules the first hour that day?
Saturn, from 07:53 to 08:45: 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.