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Planetary hours · Surabaya (Indonesia)

Planetary hours
in Surabaya.

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 Wednesday, 30 September 2026: day of Mercury

Sunrise
05:14
Sunset
17:23
Next sunrise
05:13

A day hour lasts 1h 01m; a night hour, 59 min. Local time (Asia/Jakarta).

Day

  1. 1☿︎ Mercury05:14 – 06:15
  2. 2☽︎ Moon06:15 – 07:15
  3. 3♄︎ Saturn07:15 – 08:16
  4. 4♃︎ Jupiter08:16 – 09:17
  5. 5♂︎ Mars09:17 – 10:18
  6. 6☉︎ Sun10:18 – 11:19
  7. 7♀︎ Venus11:19 – 12:19
  8. 8☿︎ Mercury12:19 – 13:20
  9. 9☽︎ Moon13:20 – 14:21
  10. 10♄︎ Saturn14:21 – 15:22
  11. 11♃︎ Jupiter15:22 – 16:23
  12. 12♂︎ Mars16:23 – 17:23

Night

  1. 1☉︎ Sun17:23 – 18:23
  2. 2♀︎ Venus18:23 – 19:22
  3. 3☿︎ Mercury19:22 – 20:21
  4. 4☽︎ Moon20:21 – 21:20
  5. 5♄︎ Saturn21:20 – 22:19
  6. 6♃︎ Jupiter22:19 – 23:18
  7. 7♂︎ Mars23:18 – 00:18
  8. 8☉︎ Sun00:18 – 01:17
  9. 9♀︎ Venus01:17 – 02:16
  10. 10☿︎ Mercury02:16 – 03:15
  11. 11☽︎ Moon03:15 – 04:14
  12. 12♄︎ Saturn04:14 – 05:13

Questions

How are the planetary hours calculated in Surabaya?

On Wednesday, 30 September 2026, the Sun rises at 05:14 and sets at 17:23: the day lasts 12h 09m, that is twelve day hours of 1h 01m. The night, until the next sunrise at 05:13, lasts 11h 50m: twelve night hours of 59 min.

Which planet rules the first hour that day?

Mercury, from 05:14 to 06:15: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: the Moon, Saturn, Jupiter, Mars, the Sun, Venus, then Mercury 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.