Planetary hours
in Jepara.
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 Saturday, 23 January 2027: day of Saturn
- Sunrise
- 05:35
- Sunset
- 18:01
- Next sunrise
- 05:36
A day hour lasts 1h 02m; a night hour, 58 min. Local time (Asia/Jakarta).
Day
- 1♄︎ Saturn05:35 – 06:38
- 2♃︎ Jupiter06:38 – 07:40
- 3♂︎ Mars07:40 – 08:42
- 4☉︎ Sun08:42 – 09:44
- 5♀︎ Venus09:44 – 10:46
- 6☿︎ Mercury10:46 – 11:48
- 7☽︎ Moon11:48 – 12:51
- 8♄︎ Saturn12:51 – 13:53
- 9♃︎ Jupiter13:53 – 14:55
- 10♂︎ Mars14:55 – 15:57
- 11☉︎ Sun15:57 – 16:59
- 12♀︎ Venus16:59 – 18:01
Night
- 1☿︎ Mercury18:01 – 18:59
- 2☽︎ Moon18:59 – 19:57
- 3♄︎ Saturn19:57 – 20:55
- 4♃︎ Jupiter20:55 – 21:53
- 5♂︎ Mars21:53 – 22:51
- 6☉︎ Sun22:51 – 23:49
- 7♀︎ Venus23:49 – 00:47
- 8☿︎ Mercury00:47 – 01:44
- 9☽︎ Moon01:44 – 02:42
- 10♄︎ Saturn02:42 – 03:40
- 11♃︎ Jupiter03:40 – 04:38
- 12♂︎ Mars04:38 – 05:36
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Questions
How are the planetary hours calculated in Jepara?
On Saturday, 23 January 2027, the Sun rises at 05:35 and sets at 18:01: the day lasts 12h 26m, that is twelve day hours of 1h 02m. The night, until the next sunrise at 05:36, lasts 11h 34m: twelve night hours of 58 min.
Which planet rules the first hour that day?
Saturn, from 05:35 to 06:38: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: Jupiter, Mars, the Sun, Venus, Mercury, the Moon, then Saturn 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.