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Planetary hours · Nagoya (Japan)

Planetary hours
in Nagoya.

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
06:55
Sunset
16:42
Next sunrise
06:56

A day hour lasts 49 min; a night hour, 1h 11m. Local time (Asia/Tokyo).

Day

  1. 1♄︎ Saturn06:55 – 07:44
  2. 2♃︎ Jupiter07:44 – 08:33
  3. 3♂︎ Mars08:33 – 09:22
  4. 4☉︎ Sun09:22 – 10:11
  5. 5♀︎ Venus10:11 – 11:00
  6. 6☿︎ Mercury11:00 – 11:49
  7. 7☽︎ Moon11:49 – 12:38
  8. 8♄︎ Saturn12:38 – 13:27
  9. 9♃︎ Jupiter13:27 – 14:16
  10. 10♂︎ Mars14:16 – 15:05
  11. 11☉︎ Sun15:05 – 15:53
  12. 12♀︎ Venus15:53 – 16:42

Night

  1. 1☿︎ Mercury16:42 – 17:54
  2. 2☽︎ Moon17:54 – 19:05
  3. 3♄︎ Saturn19:05 – 20:16
  4. 4♃︎ Jupiter20:16 – 21:27
  5. 5♂︎ Mars21:27 – 22:38
  6. 6☉︎ Sun22:38 – 23:49
  7. 7♀︎ Venus23:49 – 01:00
  8. 8☿︎ Mercury01:00 – 02:11
  9. 9☽︎ Moon02:11 – 03:22
  10. 10♄︎ Saturn03:22 – 04:33
  11. 11♃︎ Jupiter04:33 – 05:44
  12. 12♂︎ Mars05:44 – 06:56

Questions

How are the planetary hours calculated in Nagoya?

On Saturday, 19 December 2026, the Sun rises at 06:55 and sets at 16:42: the day lasts 9h 47m, that is twelve day hours of 49 min. The night, until the next sunrise at 06:56, lasts 14h 13m: twelve night hours of 1h 11m.

Which planet rules the first hour that day?

Saturn, from 06:55 to 07:44: 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.

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.