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 Thursday, 15 October 2026: day of Jupiter
- Sunrise
- 05:15
- Sunset
- 17:30
- Next sunrise
- 05:15
A day hour lasts 1h 01m; a night hour, 59 min. Local time (Asia/Jakarta).
Day
- 1♃︎ Jupiter05:15 – 06:17
- 2♂︎ Mars06:17 – 07:18
- 3☉︎ Sun07:18 – 08:19
- 4♀︎ Venus08:19 – 09:20
- 5☿︎ Mercury09:20 – 10:21
- 6☽︎ Moon10:21 – 11:23
- 7♄︎ Saturn11:23 – 12:24
- 8♃︎ Jupiter12:24 – 13:25
- 9♂︎ Mars13:25 – 14:26
- 10☉︎ Sun14:26 – 15:28
- 11♀︎ Venus15:28 – 16:29
- 12☿︎ Mercury16:29 – 17:30
Night
- 1☽︎ Moon17:30 – 18:29
- 2♄︎ Saturn18:29 – 19:27
- 3♃︎ Jupiter19:27 – 20:26
- 4♂︎ Mars20:26 – 21:25
- 5☉︎ Sun21:25 – 22:24
- 6♀︎ Venus22:24 – 23:23
- 7☿︎ Mercury23:23 – 00:21
- 8☽︎ Moon00:21 – 01:20
- 9♄︎ Saturn01:20 – 02:19
- 10♃︎ Jupiter02:19 – 03:18
- 11♂︎ Mars03:18 – 04:16
- 12☉︎ Sun04:16 – 05:15
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Questions
How are the planetary hours calculated in Jepara?
On Thursday, 15 October 2026, the Sun rises at 05:15 and sets at 17:30: the day lasts 12h 15m, that is twelve day hours of 1h 01m. The night, until the next sunrise at 05:15, lasts 11h 45m: twelve night hours of 59 min.
Which planet rules the first hour that day?
Jupiter, from 05:15 to 06:17: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: Mars, the Sun, Venus, Mercury, the Moon, Saturn, then Jupiter 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.