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Planetary hours · Rio de Janeiro (Brazil)

Planetary hours
in Rio de Janeiro.

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 Wednesday, 23 December 2026: day of Mercury

Sunrise
05:05
Sunset
18:38
Next sunrise
05:06

A day hour lasts 1h 08m; a night hour, 52 min. Local time (America/Sao_Paulo).

Day

  1. 1☿︎ Mercury05:05 – 06:13
  2. 2☽︎ Moon06:13 – 07:20
  3. 3♄︎ Saturn07:20 – 08:28
  4. 4♃︎ Jupiter08:28 – 09:36
  5. 5♂︎ Mars09:36 – 10:44
  6. 6☉︎ Sun10:44 – 11:51
  7. 7♀︎ Venus11:51 – 12:59
  8. 8☿︎ Mercury12:59 – 14:07
  9. 9☽︎ Moon14:07 – 15:15
  10. 10♄︎ Saturn15:15 – 16:22
  11. 11♃︎ Jupiter16:22 – 17:30
  12. 12♂︎ Mars17:30 – 18:38

Night

  1. 1☉︎ Sun18:38 – 19:30
  2. 2♀︎ Venus19:30 – 20:22
  3. 3☿︎ Mercury20:22 – 21:15
  4. 4☽︎ Moon21:15 – 22:07
  5. 5♄︎ Saturn22:07 – 22:59
  6. 6♃︎ Jupiter22:59 – 23:52
  7. 7♂︎ Mars23:52 – 00:44
  8. 8☉︎ Sun00:44 – 01:36
  9. 9♀︎ Venus01:36 – 02:29
  10. 10☿︎ Mercury02:29 – 03:21
  11. 11☽︎ Moon03:21 – 04:13
  12. 12♄︎ Saturn04:13 – 05:06

Questions

How are the planetary hours calculated in Rio de Janeiro?

On Wednesday, 23 December 2026, the Sun rises at 05:05 and sets at 18:38: the day lasts 13h 33m, that is twelve day hours of 1h 08m. The night, until the next sunrise at 05:06, lasts 10h 28m: twelve night hours of 52 min.

Which planet rules the first hour that day?

Mercury, from 05:05 to 06:13: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: the Moon, Saturn, Jupiter, Mars, the Sun, Venus, then Mercury 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.

My sky on my chart

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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.