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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, 2 May 2026: day of Saturn

Sunrise
05:00
Sunset
18:38
Next sunrise
04:59

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

Day

  1. 1♄︎ Saturn05:00 – 06:08
  2. 2♃︎ Jupiter06:08 – 07:17
  3. 3♂︎ Mars07:17 – 08:25
  4. 4☉︎ Sun08:25 – 09:33
  5. 5♀︎ Venus09:33 – 10:41
  6. 6☿︎ Mercury10:41 – 11:49
  7. 7☽︎ Moon11:49 – 12:57
  8. 8♄︎ Saturn12:57 – 14:05
  9. 9♃︎ Jupiter14:05 – 15:14
  10. 10♂︎ Mars15:14 – 16:22
  11. 11☉︎ Sun16:22 – 17:30
  12. 12♀︎ Venus17:30 – 18:38

Night

  1. 1☿︎ Mercury18:38 – 19:30
  2. 2☽︎ Moon19:30 – 20:22
  3. 3♄︎ Saturn20:22 – 21:13
  4. 4♃︎ Jupiter21:13 – 22:05
  5. 5♂︎ Mars22:05 – 22:57
  6. 6☉︎ Sun22:57 – 23:49
  7. 7♀︎ Venus23:49 – 00:40
  8. 8☿︎ Mercury00:40 – 01:32
  9. 9☽︎ Moon01:32 – 02:24
  10. 10♄︎ Saturn02:24 – 03:16
  11. 11♃︎ Jupiter03:16 – 04:07
  12. 12♂︎ Mars04:07 – 04:59

Questions

How are the planetary hours calculated in Nagoya?

On Saturday, 2 May 2026, the Sun rises at 05:00 and sets at 18:38: the day lasts 13h 38m, that is twelve day hours of 1h 08m. The night, until the next sunrise at 04:59, lasts 10h 21m: twelve night hours of 52 min.

Which planet rules the first hour that day?

Saturn, from 05:00 to 06:08: 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.