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 Monday, 25 January 2027: day of the Moon
- Sunrise
- 07:15
- Sunset
- 19:19
- Next sunrise
- 07:15
A day hour lasts 1h 00m; a night hour, 1h 00m. Local time (Asia/Singapore).
Day
- 1☽︎ Moon07:15 – 08:15
- 2♄︎ Saturn08:15 – 09:16
- 3♃︎ Jupiter09:16 – 10:16
- 4♂︎ Mars10:16 – 11:16
- 5☉︎ Sun11:16 – 12:17
- 6♀︎ Venus12:17 – 13:17
- 7☿︎ Mercury13:17 – 14:17
- 8☽︎ Moon14:17 – 15:17
- 9♄︎ Saturn15:17 – 16:18
- 10♃︎ Jupiter16:18 – 17:18
- 11♂︎ Mars17:18 – 18:18
- 12☉︎ Sun18:18 – 19:19
Night
- 1♀︎ Venus19:19 – 20:18
- 2☿︎ Mercury20:18 – 21:18
- 3☽︎ Moon21:18 – 22:18
- 4♄︎ Saturn22:18 – 23:17
- 5♃︎ Jupiter23:17 – 00:17
- 6♂︎ Mars00:17 – 01:17
- 7☉︎ Sun01:17 – 02:17
- 8♀︎ Venus02:17 – 03:16
- 9☿︎ Mercury03:16 – 04:16
- 10☽︎ Moon04:16 – 05:16
- 11♄︎ Saturn05:16 – 06:16
- 12♃︎ Jupiter06:16 – 07:15
Other cities · Singapore
Questions
How are the planetary hours calculated in Jurong West?
On Monday, 25 January 2027, the Sun rises at 07:15 and sets at 19:19: the day lasts 12h 03m, that is twelve day hours of 1h 00m. The night, until the next sunrise at 07:15, lasts 11h 57m: twelve night hours of 1h 00m.
Which planet rules the first hour that day?
The Moon, from 07:15 to 08:15: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: Saturn, Jupiter, Mars, the Sun, Venus, Mercury, then the Moon 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.