Planetary hours
in Jurong West.
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, 1 October 2026: day of Jupiter
- Sunrise
- 06:51
- Sunset
- 18:57
- Next sunrise
- 06:51
A day hour lasts 1h 00m; a night hour, 59 min. Local time (Asia/Singapore).
Day
- 1♃︎ Jupiter06:51 – 07:52
- 2♂︎ Mars07:52 – 08:52
- 3☉︎ Sun08:52 – 09:53
- 4♀︎ Venus09:53 – 10:53
- 5☿︎ Mercury10:53 – 11:54
- 6☽︎ Moon11:54 – 12:54
- 7♄︎ Saturn12:54 – 13:55
- 8♃︎ Jupiter13:55 – 14:55
- 9♂︎ Mars14:55 – 15:56
- 10☉︎ Sun15:56 – 16:56
- 11♀︎ Venus16:56 – 17:57
- 12☿︎ Mercury17:57 – 18:57
Night
- 1☽︎ Moon18:57 – 19:57
- 2♄︎ Saturn19:57 – 20:56
- 3♃︎ Jupiter20:56 – 21:56
- 4♂︎ Mars21:56 – 22:55
- 5☉︎ Sun22:55 – 23:55
- 6♀︎ Venus23:55 – 00:54
- 7☿︎ Mercury00:54 – 01:54
- 8☽︎ Moon01:54 – 02:53
- 9♄︎ Saturn02:53 – 03:53
- 10♃︎ Jupiter03:53 – 04:52
- 11♂︎ Mars04:52 – 05:52
- 12☉︎ Sun05:52 – 06:51
Other cities · Singapore
Questions
How are the planetary hours calculated in Jurong West?
On Thursday, 1 October 2026, the Sun rises at 06:51 and sets at 18:57: the day lasts 12h 06m, that is twelve day hours of 1h 00m. The night, until the next sunrise at 06:51, lasts 11h 54m: twelve night hours of 59 min.
Which planet rules the first hour that day?
Jupiter, from 06:51 to 07:52: 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.