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 Tuesday, 11 August 2026: day of Mars
- Sunrise
- 05:43
- Sunset
- 19:29
- Next sunrise
- 05:44
A day hour lasts 1h 09m; a night hour, 51 min. Local time (Asia/Seoul).
Day
- 1♂︎ Mars05:43 – 06:52
- 2☉︎ Sun06:52 – 08:01
- 3♀︎ Venus08:01 – 09:10
- 4☿︎ Mercury09:10 – 10:18
- 5☽︎ Moon10:18 – 11:27
- 6♄︎ Saturn11:27 – 12:36
- 7♃︎ Jupiter12:36 – 13:45
- 8♂︎ Mars13:45 – 14:53
- 9☉︎ Sun14:53 – 16:02
- 10♀︎ Venus16:02 – 17:11
- 11☿︎ Mercury17:11 – 18:20
- 12☽︎ Moon18:20 – 19:29
Night
- 1♄︎ Saturn19:29 – 20:20
- 2♃︎ Jupiter20:20 – 21:11
- 3♂︎ Mars21:11 – 22:02
- 4☉︎ Sun22:02 – 22:54
- 5♀︎ Venus22:54 – 23:45
- 6☿︎ Mercury23:45 – 00:36
- 7☽︎ Moon00:36 – 01:28
- 8♄︎ Saturn01:28 – 02:19
- 9♃︎ Jupiter02:19 – 03:10
- 10♂︎ Mars03:10 – 04:02
- 11☉︎ Sun04:02 – 04:53
- 12♀︎ Venus04:53 – 05:44
Other cities · South Korea
Questions
How are the planetary hours calculated in Seongnam-si?
On Tuesday, 11 August 2026, the Sun rises at 05:43 and sets at 19:29: the day lasts 13h 45m, that is twelve day hours of 1h 09m. The night, until the next sunrise at 05:44, lasts 10h 15m: twelve night hours of 51 min.
Which planet rules the first hour that day?
Mars, from 05:43 to 06:52: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: the Sun, Venus, Mercury, the Moon, Saturn, Jupiter, then Mars 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.