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Planetary hours · Sendai (Japan)

Planetary hours
in Sendai.

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 Sunday, 11 October 2026: day of the Sun

Sunrise
05:40
Sunset
17:05
Next sunrise
05:41

A day hour lasts 57 min; a night hour, 1h 03m. Local time (Asia/Tokyo).

Day

  1. 1☉︎ Sun05:40 – 06:38
  2. 2♀︎ Venus06:38 – 07:35
  3. 3☿︎ Mercury07:35 – 08:32
  4. 4☽︎ Moon08:32 – 09:29
  5. 5♄︎ Saturn09:29 – 10:26
  6. 6♃︎ Jupiter10:26 – 11:23
  7. 7♂︎ Mars11:23 – 12:20
  8. 8☉︎ Sun12:20 – 13:17
  9. 9♀︎ Venus13:17 – 14:14
  10. 10☿︎ Mercury14:14 – 15:11
  11. 11☽︎ Moon15:11 – 16:08
  12. 12♄︎ Saturn16:08 – 17:05

Night

  1. 1♃︎ Jupiter17:05 – 18:08
  2. 2♂︎ Mars18:08 – 19:11
  3. 3☉︎ Sun19:11 – 20:14
  4. 4♀︎ Venus20:14 – 21:17
  5. 5☿︎ Mercury21:17 – 22:20
  6. 6☽︎ Moon22:20 – 23:23
  7. 7♄︎ Saturn23:23 – 00:26
  8. 8♃︎ Jupiter00:26 – 01:29
  9. 9♂︎ Mars01:29 – 02:32
  10. 10☉︎ Sun02:32 – 03:35
  11. 11♀︎ Venus03:35 – 04:38
  12. 12☿︎ Mercury04:38 – 05:41

Questions

How are the planetary hours calculated in Sendai?

On Sunday, 11 October 2026, the Sun rises at 05:40 and sets at 17:05: the day lasts 11h 24m, that is twelve day hours of 57 min. The night, until the next sunrise at 05:41, lasts 12h 37m: twelve night hours of 1h 03m.

Which planet rules the first hour that day?

The Sun, from 05:40 to 06:38: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: Venus, Mercury, the Moon, Saturn, Jupiter, Mars, then the Sun 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.