Planetary hours
in Seongnam-si.
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, 12 October 2026: day of the Moon
- Sunrise
- 06:36
- Sunset
- 17:59
- Next sunrise
- 06:37
A day hour lasts 57 min; a night hour, 1h 03m. Local time (Asia/Seoul).
Day
- 1☽︎ Moon06:36 – 07:33
- 2♄︎ Saturn07:33 – 08:30
- 3♃︎ Jupiter08:30 – 09:26
- 4♂︎ Mars09:26 – 10:23
- 5☉︎ Sun10:23 – 11:20
- 6♀︎ Venus11:20 – 12:17
- 7☿︎ Mercury12:17 – 13:14
- 8☽︎ Moon13:14 – 14:11
- 9♄︎ Saturn14:11 – 15:08
- 10♃︎ Jupiter15:08 – 16:05
- 11♂︎ Mars16:05 – 17:02
- 12☉︎ Sun17:02 – 17:59
Night
- 1♀︎ Venus17:59 – 19:02
- 2☿︎ Mercury19:02 – 20:05
- 3☽︎ Moon20:05 – 21:08
- 4♄︎ Saturn21:08 – 22:11
- 5♃︎ Jupiter22:11 – 23:15
- 6♂︎ Mars23:15 – 00:18
- 7☉︎ Sun00:18 – 01:21
- 8♀︎ Venus01:21 – 02:24
- 9☿︎ Mercury02:24 – 03:27
- 10☽︎ Moon03:27 – 04:30
- 11♄︎ Saturn04:30 – 05:34
- 12♃︎ Jupiter05:34 – 06:37
Other cities · South Korea
Questions
How are the planetary hours calculated in Seongnam-si?
On Monday, 12 October 2026, the Sun rises at 06:36 and sets at 17:59: the day lasts 11h 23m, that is twelve day hours of 57 min. The night, until the next sunrise at 06:37, lasts 12h 38m: twelve night hours of 1h 03m.
Which planet rules the first hour that day?
The Moon, from 06:36 to 07:33: 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.
On a computer? Scan this code with your phone.
Calendars
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.