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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 Wednesday, 28 October 2026: day of Mercury

Sunrise
06:09
Sunset
17:02
Next sunrise
06:10

A day hour lasts 54 min; a night hour, 1h 06m. Local time (Asia/Tokyo).

Day

  1. 1☿︎ Mercury06:09 – 07:03
  2. 2☽︎ Moon07:03 – 07:58
  3. 3♄︎ Saturn07:58 – 08:52
  4. 4♃︎ Jupiter08:52 – 09:47
  5. 5♂︎ Mars09:47 – 10:41
  6. 6☉︎ Sun10:41 – 11:35
  7. 7♀︎ Venus11:35 – 12:30
  8. 8☿︎ Mercury12:30 – 13:24
  9. 9☽︎ Moon13:24 – 14:19
  10. 10♄︎ Saturn14:19 – 15:13
  11. 11♃︎ Jupiter15:13 – 16:08
  12. 12♂︎ Mars16:08 – 17:02

Night

  1. 1☉︎ Sun17:02 – 18:08
  2. 2♀︎ Venus18:08 – 19:13
  3. 3☿︎ Mercury19:13 – 20:19
  4. 4☽︎ Moon20:19 – 21:25
  5. 5♄︎ Saturn21:25 – 22:30
  6. 6♃︎ Jupiter22:30 – 23:36
  7. 7♂︎ Mars23:36 – 00:42
  8. 8☉︎ Sun00:42 – 01:47
  9. 9♀︎ Venus01:47 – 02:53
  10. 10☿︎ Mercury02:53 – 03:59
  11. 11☽︎ Moon03:59 – 05:04
  12. 12♄︎ Saturn05:04 – 06:10

Questions

How are the planetary hours calculated in Nagoya?

On Wednesday, 28 October 2026, the Sun rises at 06:09 and sets at 17:02: the day lasts 10h 53m, that is twelve day hours of 54 min. The night, until the next sunrise at 06:10, lasts 13h 08m: twelve night hours of 1h 06m.

Which planet rules the first hour that day?

Mercury, from 06:09 to 07:03: 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.