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, 8 April 2026: day of Mercury
- Sunrise
- 06:07
- Sunset
- 19:00
- Next sunrise
- 06:05
A day hour lasts 1h 04m; a night hour, 55 min. Local time (Asia/Seoul).
Day
- 1☿︎ Mercury06:07 – 07:11
- 2☽︎ Moon07:11 – 08:16
- 3♄︎ Saturn08:16 – 09:20
- 4♃︎ Jupiter09:20 – 10:24
- 5♂︎ Mars10:24 – 11:29
- 6☉︎ Sun11:29 – 12:33
- 7♀︎ Venus12:33 – 13:38
- 8☿︎ Mercury13:38 – 14:42
- 9☽︎ Moon14:42 – 15:46
- 10♄︎ Saturn15:46 – 16:51
- 11♃︎ Jupiter16:51 – 17:55
- 12♂︎ Mars17:55 – 19:00
Night
- 1☉︎ Sun19:00 – 19:55
- 2♀︎ Venus19:55 – 20:51
- 3☿︎ Mercury20:51 – 21:46
- 4☽︎ Moon21:46 – 22:42
- 5♄︎ Saturn22:42 – 23:37
- 6♃︎ Jupiter23:37 – 00:32
- 7♂︎ Mars00:32 – 01:28
- 8☉︎ Sun01:28 – 02:23
- 9♀︎ Venus02:23 – 03:19
- 10☿︎ Mercury03:19 – 04:14
- 11☽︎ Moon04:14 – 05:10
- 12♄︎ Saturn05:10 – 06:05
Other cities · South Korea
Questions
How are the planetary hours calculated in Seongnam-si?
On Wednesday, 8 April 2026, the Sun rises at 06:07 and sets at 19:00: the day lasts 12h 53m, that is twelve day hours of 1h 04m. The night, until the next sunrise at 06:05, lasts 11h 06m: twelve night hours of 55 min.
Which planet rules the first hour that day?
Mercury, from 06:07 to 07:11: 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.