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, 5 December 2026: day of Saturn
- Sunrise
- 05:13
- Sunset
- 17:42
- Next sunrise
- 05:13
A day hour lasts 1h 02m; a night hour, 58 min. Local time (Asia/Jakarta).
Day
- 1♄︎ Saturn05:13 – 06:15
- 2♃︎ Jupiter06:15 – 07:18
- 3♂︎ Mars07:18 – 08:20
- 4☉︎ Sun08:20 – 09:22
- 5♀︎ Venus09:22 – 10:25
- 6☿︎ Mercury10:25 – 11:27
- 7☽︎ Moon11:27 – 12:30
- 8♄︎ Saturn12:30 – 13:32
- 9♃︎ Jupiter13:32 – 14:35
- 10♂︎ Mars14:35 – 15:37
- 11☉︎ Sun15:37 – 16:39
- 12♀︎ Venus16:39 – 17:42
Night
- 1☿︎ Mercury17:42 – 18:40
- 2☽︎ Moon18:40 – 19:37
- 3♄︎ Saturn19:37 – 20:35
- 4♃︎ Jupiter20:35 – 21:32
- 5♂︎ Mars21:32 – 22:30
- 6☉︎ Sun22:30 – 23:27
- 7♀︎ Venus23:27 – 00:25
- 8☿︎ Mercury00:25 – 01:23
- 9☽︎ Moon01:23 – 02:20
- 10♄︎ Saturn02:20 – 03:18
- 11♃︎ Jupiter03:18 – 04:15
- 12♂︎ Mars04:15 – 05:13
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Questions
How are the planetary hours calculated in Jepara?
On Saturday, 5 December 2026, the Sun rises at 05:13 and sets at 17:42: the day lasts 12h 29m, that is twelve day hours of 1h 02m. The night, until the next sunrise at 05:13, lasts 11h 31m: twelve night hours of 58 min.
Which planet rules the first hour that day?
Saturn, from 05:13 to 06:15: 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.