Planetary hours
in Guarulhos.
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, 19 December 2026: day of Saturn
- Sunrise
- 05:15
- Sunset
- 18:50
- Next sunrise
- 05:16
A day hour lasts 1h 08m; a night hour, 52 min. Local time (America/Sao_Paulo).
Day
- 1♄︎ Saturn05:15 – 06:23
- 2♃︎ Jupiter06:23 – 07:31
- 3♂︎ Mars07:31 – 08:39
- 4☉︎ Sun08:39 – 09:47
- 5♀︎ Venus09:47 – 10:55
- 6☿︎ Mercury10:55 – 12:03
- 7☽︎ Moon12:03 – 13:11
- 8♄︎ Saturn13:11 – 14:19
- 9♃︎ Jupiter14:19 – 15:27
- 10♂︎ Mars15:27 – 16:34
- 11☉︎ Sun16:34 – 17:42
- 12♀︎ Venus17:42 – 18:50
Night
- 1☿︎ Mercury18:50 – 19:42
- 2☽︎ Moon19:42 – 20:35
- 3♄︎ Saturn20:35 – 21:27
- 4♃︎ Jupiter21:27 – 22:19
- 5♂︎ Mars22:19 – 23:11
- 6☉︎ Sun23:11 – 00:03
- 7♀︎ Venus00:03 – 00:55
- 8☿︎ Mercury00:55 – 01:47
- 9☽︎ Moon01:47 – 02:39
- 10♄︎ Saturn02:39 – 03:31
- 11♃︎ Jupiter03:31 – 04:24
- 12♂︎ Mars04:24 – 05:16
Other cities · Brazil
Questions
How are the planetary hours calculated in Guarulhos?
On Saturday, 19 December 2026, the Sun rises at 05:15 and sets at 18:50: the day lasts 13h 35m, that is twelve day hours of 1h 08m. The night, until the next sunrise at 05:16, lasts 10h 25m: twelve night hours of 52 min.
Which planet rules the first hour that day?
Saturn, from 05:15 to 06:23: 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.