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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 Thursday, 3 December 2026: day of Jupiter

Sunrise
06:43
Sunset
16:40
Next sunrise
06:44

A day hour lasts 50 min; a night hour, 1h 10m. Local time (Asia/Tokyo).

Day

  1. 1♃︎ Jupiter06:43 – 07:33
  2. 2♂︎ Mars07:33 – 08:23
  3. 3☉︎ Sun08:23 – 09:12
  4. 4♀︎ Venus09:12 – 10:02
  5. 5☿︎ Mercury10:02 – 10:52
  6. 6☽︎ Moon10:52 – 11:41
  7. 7♄︎ Saturn11:41 – 12:31
  8. 8♃︎ Jupiter12:31 – 13:21
  9. 9♂︎ Mars13:21 – 14:10
  10. 10☉︎ Sun14:10 – 15:00
  11. 11♀︎ Venus15:00 – 15:50
  12. 12☿︎ Mercury15:50 – 16:40

Night

  1. 1☽︎ Moon16:40 – 17:50
  2. 2♄︎ Saturn17:50 – 19:00
  3. 3♃︎ Jupiter19:00 – 20:11
  4. 4♂︎ Mars20:11 – 21:21
  5. 5☉︎ Sun21:21 – 22:31
  6. 6♀︎ Venus22:31 – 23:42
  7. 7☿︎ Mercury23:42 – 00:52
  8. 8☽︎ Moon00:52 – 02:03
  9. 9♄︎ Saturn02:03 – 03:13
  10. 10♃︎ Jupiter03:13 – 04:23
  11. 11♂︎ Mars04:23 – 05:34
  12. 12☉︎ Sun05:34 – 06:44

Questions

How are the planetary hours calculated in Nagoya?

On Thursday, 3 December 2026, the Sun rises at 06:43 and sets at 16:40: the day lasts 9h 56m, that is twelve day hours of 50 min. The night, until the next sunrise at 06:44, lasts 14h 04m: twelve night hours of 1h 10m.

Which planet rules the first hour that day?

Jupiter, from 06:43 to 07:33: 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.

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.