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 Wednesday, 27 May 2026: day of Mercury
- Sunrise
- 05:14
- Sunset
- 19:42
- Next sunrise
- 05:14
A day hour lasts 1h 12m; a night hour, 48 min. Local time (Asia/Seoul).
Day
- 1☿︎ Mercury05:14 – 06:26
- 2☽︎ Moon06:26 – 07:39
- 3♄︎ Saturn07:39 – 08:51
- 4♃︎ Jupiter08:51 – 10:04
- 5♂︎ Mars10:04 – 11:16
- 6☉︎ Sun11:16 – 12:28
- 7♀︎ Venus12:28 – 13:41
- 8☿︎ Mercury13:41 – 14:53
- 9☽︎ Moon14:53 – 16:05
- 10♄︎ Saturn16:05 – 17:18
- 11♃︎ Jupiter17:18 – 18:30
- 12♂︎ Mars18:30 – 19:42
Night
- 1☉︎ Sun19:42 – 20:30
- 2♀︎ Venus20:30 – 21:18
- 3☿︎ Mercury21:18 – 22:05
- 4☽︎ Moon22:05 – 22:53
- 5♄︎ Saturn22:53 – 23:40
- 6♃︎ Jupiter23:40 – 00:28
- 7♂︎ Mars00:28 – 01:16
- 8☉︎ Sun01:16 – 02:03
- 9♀︎ Venus02:03 – 02:51
- 10☿︎ Mercury02:51 – 03:38
- 11☽︎ Moon03:38 – 04:26
- 12♄︎ Saturn04:26 – 05:14
Other cities · South Korea
Questions
How are the planetary hours calculated in Seongnam-si?
On Wednesday, 27 May 2026, the Sun rises at 05:14 and sets at 19:42: the day lasts 14h 28m, that is twelve day hours of 1h 12m. The night, until the next sunrise at 05:14, lasts 9h 31m: twelve night hours of 48 min.
Which planet rules the first hour that day?
Mercury, from 05:14 to 06:26: 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.