Planetary hours
in Goyang-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 Wednesday, 12 August 2026: day of Mercury
- Sunrise
- 05:45
- Sunset
- 19:29
- Next sunrise
- 05:46
A day hour lasts 1h 09m; a night hour, 51 min. Local time (Asia/Seoul).
Day
- 1☿︎ Mercury05:45 – 06:54
- 2☽︎ Moon06:54 – 08:02
- 3♄︎ Saturn08:02 – 09:11
- 4♃︎ Jupiter09:11 – 10:20
- 5♂︎ Mars10:20 – 11:28
- 6☉︎ Sun11:28 – 12:37
- 7♀︎ Venus12:37 – 13:46
- 8☿︎ Mercury13:46 – 14:54
- 9☽︎ Moon14:54 – 16:03
- 10♄︎ Saturn16:03 – 17:12
- 11♃︎ Jupiter17:12 – 18:20
- 12♂︎ Mars18:20 – 19:29
Night
- 1☉︎ Sun19:29 – 20:20
- 2♀︎ Venus20:20 – 21:12
- 3☿︎ Mercury21:12 – 22:03
- 4☽︎ Moon22:03 – 22:55
- 5♄︎ Saturn22:55 – 23:46
- 6♃︎ Jupiter23:46 – 00:37
- 7♂︎ Mars00:37 – 01:29
- 8☉︎ Sun01:29 – 02:20
- 9♀︎ Venus02:20 – 03:12
- 10☿︎ Mercury03:12 – 04:03
- 11☽︎ Moon04:03 – 04:54
- 12♄︎ Saturn04:54 – 05:46
Other cities · South Korea
Questions
How are the planetary hours calculated in Goyang-si?
On Wednesday, 12 August 2026, the Sun rises at 05:45 and sets at 19:29: the day lasts 13h 44m, that is twelve day hours of 1h 09m. The night, until the next sunrise at 05:46, lasts 10h 17m: twelve night hours of 51 min.
Which planet rules the first hour that day?
Mercury, from 05:45 to 06:54: 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.
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.