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 Sunday, 20 December 2026: day of the Sun
- Sunrise
- 07:43
- Sunset
- 17:16
- Next sunrise
- 07:43
A day hour lasts 48 min; a night hour, 1h 12m. Local time (Asia/Seoul).
Day
- 1☉︎ Sun07:43 – 08:31
- 2♀︎ Venus08:31 – 09:18
- 3☿︎ Mercury09:18 – 10:06
- 4☽︎ Moon10:06 – 10:54
- 5♄︎ Saturn10:54 – 11:42
- 6♃︎ Jupiter11:42 – 12:30
- 7♂︎ Mars12:30 – 13:17
- 8☉︎ Sun13:17 – 14:05
- 9♀︎ Venus14:05 – 14:53
- 10☿︎ Mercury14:53 – 15:41
- 11☽︎ Moon15:41 – 16:29
- 12♄︎ Saturn16:29 – 17:16
Night
- 1♃︎ Jupiter17:16 – 18:29
- 2♂︎ Mars18:29 – 19:41
- 3☉︎ Sun19:41 – 20:53
- 4♀︎ Venus20:53 – 22:05
- 5☿︎ Mercury22:05 – 23:18
- 6☽︎ Moon23:18 – 00:30
- 7♄︎ Saturn00:30 – 01:42
- 8♃︎ Jupiter01:42 – 02:54
- 9♂︎ Mars02:54 – 04:07
- 10☉︎ Sun04:07 – 05:19
- 11♀︎ Venus05:19 – 06:31
- 12☿︎ Mercury06:31 – 07:43
Other cities · South Korea
Questions
How are the planetary hours calculated in Goyang-si?
On Sunday, 20 December 2026, the Sun rises at 07:43 and sets at 17:16: the day lasts 9h 34m, that is twelve day hours of 48 min. The night, until the next sunrise at 07:43, lasts 14h 27m: twelve night hours of 1h 12m.
Which planet rules the first hour that day?
The Sun, from 07:43 to 08:31: 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.
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.