Planetary hours
in Tangerang.
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 Sunday, 13 December 2026: day of the Sun
- Sunrise
- 05:33
- Sunset
- 18:01
- Next sunrise
- 05:33
A day hour lasts 1h 02m; a night hour, 58 min. Local time (Asia/Jakarta).
Day
- 1☉︎ Sun05:33 – 06:35
- 2♀︎ Venus06:35 – 07:37
- 3☿︎ Mercury07:37 – 08:40
- 4☽︎ Moon08:40 – 09:42
- 5♄︎ Saturn09:42 – 10:45
- 6♃︎ Jupiter10:45 – 11:47
- 7♂︎ Mars11:47 – 12:49
- 8☉︎ Sun12:49 – 13:52
- 9♀︎ Venus13:52 – 14:54
- 10☿︎ Mercury14:54 – 15:57
- 11☽︎ Moon15:57 – 16:59
- 12♄︎ Saturn16:59 – 18:01
Night
- 1♃︎ Jupiter18:01 – 18:59
- 2♂︎ Mars18:59 – 19:57
- 3☉︎ Sun19:57 – 20:54
- 4♀︎ Venus20:54 – 21:52
- 5☿︎ Mercury21:52 – 22:50
- 6☽︎ Moon22:50 – 23:47
- 7♄︎ Saturn23:47 – 00:45
- 8♃︎ Jupiter00:45 – 01:43
- 9♂︎ Mars01:43 – 02:40
- 10☉︎ Sun02:40 – 03:38
- 11♀︎ Venus03:38 – 04:35
- 12☿︎ Mercury04:35 – 05:33
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Questions
How are the planetary hours calculated in Tangerang?
On Sunday, 13 December 2026, the Sun rises at 05:33 and sets at 18:01: the day lasts 12h 29m, that is twelve day hours of 1h 02m. The night, until the next sunrise at 05:33, lasts 11h 32m: twelve night hours of 58 min.
Which planet rules the first hour that day?
The Sun, from 05:33 to 06:35: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: Venus, Mercury, the Moon, Saturn, Jupiter, Mars, then the Sun 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.