Planetary hours
in Porto Alegre.
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 Thursday, 30 July 2026: day of Jupiter
- Sunrise
- 07:11
- Sunset
- 17:51
- Next sunrise
- 07:11
A day hour lasts 53 min; a night hour, 1h 07m. Local time (America/Sao_Paulo).
Day
- 1♃︎ Jupiter07:11 – 08:05
- 2♂︎ Mars08:05 – 08:58
- 3☉︎ Sun08:58 – 09:51
- 4♀︎ Venus09:51 – 10:44
- 5☿︎ Mercury10:44 – 11:38
- 6☽︎ Moon11:38 – 12:31
- 7♄︎ Saturn12:31 – 13:24
- 8♃︎ Jupiter13:24 – 14:18
- 9♂︎ Mars14:18 – 15:11
- 10☉︎ Sun15:11 – 16:04
- 11♀︎ Venus16:04 – 16:58
- 12☿︎ Mercury16:58 – 17:51
Night
- 1☽︎ Moon17:51 – 18:57
- 2♄︎ Saturn18:57 – 20:04
- 3♃︎ Jupiter20:04 – 21:11
- 4♂︎ Mars21:11 – 22:17
- 5☉︎ Sun22:17 – 23:24
- 6♀︎ Venus23:24 – 00:31
- 7☿︎ Mercury00:31 – 01:37
- 8☽︎ Moon01:37 – 02:44
- 9♄︎ Saturn02:44 – 03:51
- 10♃︎ Jupiter03:51 – 04:57
- 11♂︎ Mars04:57 – 06:04
- 12☉︎ Sun06:04 – 07:11
Other cities · Brazil
Questions
How are the planetary hours calculated in Porto Alegre?
On Thursday, 30 July 2026, the Sun rises at 07:11 and sets at 17:51: the day lasts 10h 40m, that is twelve day hours of 53 min. The night, until the next sunrise at 07:11, lasts 13h 20m: twelve night hours of 1h 07m.
Which planet rules the first hour that day?
Jupiter, from 07:11 to 08:05: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: Mars, the Sun, Venus, Mercury, the Moon, Saturn, then Jupiter 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.