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Planetary hours · Saitama (Japan)

Planetary hours
in Saitama.

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 Friday, 4 September 2026: day of Venus

Sunrise
05:15
Sunset
18:05
Next sunrise
05:15

A day hour lasts 1h 04m; a night hour, 56 min. Local time (Asia/Tokyo).

Day

  1. 1♀︎ Venus05:15 – 06:19
  2. 2☿︎ Mercury06:19 – 07:23
  3. 3☽︎ Moon07:23 – 08:27
  4. 4♄︎ Saturn08:27 – 09:31
  5. 5♃︎ Jupiter09:31 – 10:36
  6. 6♂︎ Mars10:36 – 11:40
  7. 7☉︎ Sun11:40 – 12:44
  8. 8♀︎ Venus12:44 – 13:48
  9. 9☿︎ Mercury13:48 – 14:52
  10. 10☽︎ Moon14:52 – 15:56
  11. 11♄︎ Saturn15:56 – 17:01
  12. 12♃︎ Jupiter17:01 – 18:05

Night

  1. 1♂︎ Mars18:05 – 19:01
  2. 2☉︎ Sun19:01 – 19:57
  3. 3♀︎ Venus19:57 – 20:52
  4. 4☿︎ Mercury20:52 – 21:48
  5. 5☽︎ Moon21:48 – 22:44
  6. 6♄︎ Saturn22:44 – 23:40
  7. 7♃︎ Jupiter23:40 – 00:36
  8. 8♂︎ Mars00:36 – 01:32
  9. 9☉︎ Sun01:32 – 02:28
  10. 10♀︎ Venus02:28 – 03:24
  11. 11☿︎ Mercury03:24 – 04:19
  12. 12☽︎ Moon04:19 – 05:15

Questions

How are the planetary hours calculated in Saitama?

On Friday, 4 September 2026, the Sun rises at 05:15 and sets at 18:05: the day lasts 12h 50m, that is twelve day hours of 1h 04m. The night, until the next sunrise at 05:15, lasts 11h 11m: twelve night hours of 56 min.

Which planet rules the first hour that day?

Venus, from 05:15 to 06:19: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: Mercury, the Moon, Saturn, Jupiter, Mars, the Sun, then Venus 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.