Planetary hours
in Batam.
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, 18 October 2026: day of the Sun
- Sunrise
- 05:46
- Sunset
- 17:51
- Next sunrise
- 05:46
A day hour lasts 1h 00m; a night hour, 1h 00m. Local time (Asia/Jakarta).
Day
- 1☉︎ Sun05:46 – 06:46
- 2♀︎ Venus06:46 – 07:47
- 3☿︎ Mercury07:47 – 08:47
- 4☽︎ Moon08:47 – 09:48
- 5♄︎ Saturn09:48 – 10:48
- 6♃︎ Jupiter10:48 – 11:49
- 7♂︎ Mars11:49 – 12:49
- 8☉︎ Sun12:49 – 13:49
- 9♀︎ Venus13:49 – 14:50
- 10☿︎ Mercury14:50 – 15:50
- 11☽︎ Moon15:50 – 16:51
- 12♄︎ Saturn16:51 – 17:51
Night
- 1♃︎ Jupiter17:51 – 18:51
- 2♂︎ Mars18:51 – 19:50
- 3☉︎ Sun19:50 – 20:50
- 4♀︎ Venus20:50 – 21:49
- 5☿︎ Mercury21:49 – 22:49
- 6☽︎ Moon22:49 – 23:49
- 7♄︎ Saturn23:49 – 00:48
- 8♃︎ Jupiter00:48 – 01:48
- 9♂︎ Mars01:48 – 02:47
- 10☉︎ Sun02:47 – 03:47
- 11♀︎ Venus03:47 – 04:46
- 12☿︎ Mercury04:46 – 05:46
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Questions
How are the planetary hours calculated in Batam?
On Sunday, 18 October 2026, the Sun rises at 05:46 and sets at 17:51: the day lasts 12h 05m, that is twelve day hours of 1h 00m. The night, until the next sunrise at 05:46, lasts 11h 55m: twelve night hours of 1h 00m.
Which planet rules the first hour that day?
The Sun, from 05:46 to 06:46: 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.