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, 29 July 2026: day of Mercury
- Sunrise
- 05:32
- Sunset
- 19:42
- Next sunrise
- 05:33
A day hour lasts 1h 11m; a night hour, 49 min. Local time (Asia/Seoul).
Day
- 1☿︎ Mercury05:32 – 06:43
- 2☽︎ Moon06:43 – 07:54
- 3♄︎ Saturn07:54 – 09:05
- 4♃︎ Jupiter09:05 – 10:16
- 5♂︎ Mars10:16 – 11:26
- 6☉︎ Sun11:26 – 12:37
- 7♀︎ Venus12:37 – 13:48
- 8☿︎ Mercury13:48 – 14:59
- 9☽︎ Moon14:59 – 16:10
- 10♄︎ Saturn16:10 – 17:20
- 11♃︎ Jupiter17:20 – 18:31
- 12♂︎ Mars18:31 – 19:42
Night
- 1☉︎ Sun19:42 – 20:31
- 2♀︎ Venus20:31 – 21:21
- 3☿︎ Mercury21:21 – 22:10
- 4☽︎ Moon22:10 – 22:59
- 5♄︎ Saturn22:59 – 23:48
- 6♃︎ Jupiter23:48 – 00:38
- 7♂︎ Mars00:38 – 01:27
- 8☉︎ Sun01:27 – 02:16
- 9♀︎ Venus02:16 – 03:05
- 10☿︎ Mercury03:05 – 03:55
- 11☽︎ Moon03:55 – 04:44
- 12♄︎ Saturn04:44 – 05:33
Other cities · South Korea
Questions
How are the planetary hours calculated in Seongnam-si?
On Wednesday, 29 July 2026, the Sun rises at 05:32 and sets at 19:42: the day lasts 14h 10m, that is twelve day hours of 1h 11m. The night, until the next sunrise at 05:33, lasts 9h 51m: twelve night hours of 49 min.
Which planet rules the first hour that day?
Mercury, from 05:32 to 06:43: 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.