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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 Tuesday, 25 August 2026: day of Mars

Sunrise
05:19
Sunset
18:29
Next sunrise
05:20

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

Day

  1. 1♂︎ Mars05:19 – 06:25
  2. 2☉︎ Sun06:25 – 07:30
  3. 3♀︎ Venus07:30 – 08:36
  4. 4☿︎ Mercury08:36 – 09:42
  5. 5☽︎ Moon09:42 – 10:48
  6. 6♄︎ Saturn10:48 – 11:54
  7. 7♃︎ Jupiter11:54 – 13:00
  8. 8♂︎ Mars13:00 – 14:05
  9. 9☉︎ Sun14:05 – 15:11
  10. 10♀︎ Venus15:11 – 16:17
  11. 11☿︎ Mercury16:17 – 17:23
  12. 12☽︎ Moon17:23 – 18:29

Night

  1. 1♄︎ Saturn18:29 – 19:23
  2. 2♃︎ Jupiter19:23 – 20:17
  3. 3♂︎ Mars20:17 – 21:11
  4. 4☉︎ Sun21:11 – 22:06
  5. 5♀︎ Venus22:06 – 23:00
  6. 6☿︎ Mercury23:00 – 23:54
  7. 7☽︎ Moon23:54 – 00:48
  8. 8♄︎ Saturn00:48 – 01:43
  9. 9♃︎ Jupiter01:43 – 02:37
  10. 10♂︎ Mars02:37 – 03:31
  11. 11☉︎ Sun03:31 – 04:25
  12. 12♀︎ Venus04:25 – 05:20

Questions

How are the planetary hours calculated in Nagoya?

On Tuesday, 25 August 2026, the Sun rises at 05:19 and sets at 18:29: the day lasts 13h 10m, that is twelve day hours of 1h 06m. The night, until the next sunrise at 05:20, lasts 10h 51m: twelve night hours of 54 min.

Which planet rules the first hour that day?

Mars, from 05:19 to 06:25: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: the Sun, Venus, Mercury, the Moon, Saturn, Jupiter, then Mars 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.