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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 Monday, 2 February 2026: day of the Moon

Sunrise
06:41
Sunset
16:59
Next sunrise
06:40

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

Day

  1. 1☽︎ Moon06:41 – 07:32
  2. 2♄︎ Saturn07:32 – 08:24
  3. 3♃︎ Jupiter08:24 – 09:15
  4. 4♂︎ Mars09:15 – 10:07
  5. 5☉︎ Sun10:07 – 10:58
  6. 6♀︎ Venus10:58 – 11:50
  7. 7☿︎ Mercury11:50 – 12:41
  8. 8☽︎ Moon12:41 – 13:33
  9. 9♄︎ Saturn13:33 – 14:25
  10. 10♃︎ Jupiter14:25 – 15:16
  11. 11♂︎ Mars15:16 – 16:08
  12. 12☉︎ Sun16:08 – 16:59

Night

  1. 1♀︎ Venus16:59 – 18:08
  2. 2☿︎ Mercury18:08 – 19:16
  3. 3☽︎ Moon19:16 – 20:24
  4. 4♄︎ Saturn20:24 – 21:33
  5. 5♃︎ Jupiter21:33 – 22:41
  6. 6♂︎ Mars22:41 – 23:49
  7. 7☉︎ Sun23:49 – 00:58
  8. 8♀︎ Venus00:58 – 02:06
  9. 9☿︎ Mercury02:06 – 03:15
  10. 10☽︎ Moon03:15 – 04:23
  11. 11♄︎ Saturn04:23 – 05:31
  12. 12♃︎ Jupiter05:31 – 06:40

Questions

How are the planetary hours calculated in Sendai?

On Monday, 2 February 2026, the Sun rises at 06:41 and sets at 16:59: the day lasts 10h 19m, that is twelve day hours of 52 min. The night, until the next sunrise at 06:40, lasts 13h 40m: twelve night hours of 1h 08m.

Which planet rules the first hour that day?

The Moon, from 06:41 to 07:32: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: Saturn, Jupiter, Mars, the Sun, Venus, Mercury, then the Moon 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.