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 Saturday, 26 December 2026: day of Saturn
- Sunrise
- 05:23
- Sunset
- 19:27
- Next sunrise
- 05:23
A day hour lasts 1h 10m; a night hour, 50 min. Local time (America/Sao_Paulo).
Day
- 1♄︎ Saturn05:23 – 06:33
- 2♃︎ Jupiter06:33 – 07:43
- 3♂︎ Mars07:43 – 08:54
- 4☉︎ Sun08:54 – 10:04
- 5♀︎ Venus10:04 – 11:15
- 6☿︎ Mercury11:15 – 12:25
- 7☽︎ Moon12:25 – 13:35
- 8♄︎ Saturn13:35 – 14:46
- 9♃︎ Jupiter14:46 – 15:56
- 10♂︎ Mars15:56 – 17:07
- 11☉︎ Sun17:07 – 18:17
- 12♀︎ Venus18:17 – 19:27
Night
- 1☿︎ Mercury19:27 – 20:17
- 2☽︎ Moon20:17 – 21:07
- 3♄︎ Saturn21:07 – 21:56
- 4♃︎ Jupiter21:56 – 22:46
- 5♂︎ Mars22:46 – 23:36
- 6☉︎ Sun23:36 – 00:25
- 7♀︎ Venus00:25 – 01:15
- 8☿︎ Mercury01:15 – 02:05
- 9☽︎ Moon02:05 – 02:54
- 10♄︎ Saturn02:54 – 03:44
- 11♃︎ Jupiter03:44 – 04:34
- 12♂︎ Mars04:34 – 05:23
Other cities · Brazil
Questions
How are the planetary hours calculated in Porto Alegre?
On Saturday, 26 December 2026, the Sun rises at 05:23 and sets at 19:27: the day lasts 14h 05m, that is twelve day hours of 1h 10m. The night, until the next sunrise at 05:23, lasts 9h 56m: twelve night hours of 50 min.
Which planet rules the first hour that day?
Saturn, from 05:23 to 06:33: 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.