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, 3 October 2026: day of Saturn
- Sunrise
- 05:21
- Sunset
- 17:31
- Next sunrise
- 05:20
A day hour lasts 1h 01m; a night hour, 59 min. Local time (Asia/Jakarta).
Day
- 1♄︎ Saturn05:21 – 06:22
- 2♃︎ Jupiter06:22 – 07:23
- 3♂︎ Mars07:23 – 08:23
- 4☉︎ Sun08:23 – 09:24
- 5♀︎ Venus09:24 – 10:25
- 6☿︎ Mercury10:25 – 11:26
- 7☽︎ Moon11:26 – 12:27
- 8♄︎ Saturn12:27 – 13:28
- 9♃︎ Jupiter13:28 – 14:29
- 10♂︎ Mars14:29 – 15:29
- 11☉︎ Sun15:29 – 16:30
- 12♀︎ Venus16:30 – 17:31
Night
- 1☿︎ Mercury17:31 – 18:30
- 2☽︎ Moon18:30 – 19:29
- 3♄︎ Saturn19:29 – 20:28
- 4♃︎ Jupiter20:28 – 21:28
- 5♂︎ Mars21:28 – 22:27
- 6☉︎ Sun22:27 – 23:26
- 7♀︎ Venus23:26 – 00:25
- 8☿︎ Mercury00:25 – 01:24
- 9☽︎ Moon01:24 – 02:23
- 10♄︎ Saturn02:23 – 03:22
- 11♃︎ Jupiter03:22 – 04:21
- 12♂︎ Mars04:21 – 05:20
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Questions
How are the planetary hours calculated in Jepara?
On Saturday, 3 October 2026, the Sun rises at 05:21 and sets at 17:31: the day lasts 12h 10m, that is twelve day hours of 1h 01m. The night, until the next sunrise at 05:20, lasts 11h 49m: twelve night hours of 59 min.
Which planet rules the first hour that day?
Saturn, from 05:21 to 06:22: 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.