Planetary hours
in Ulu Bedok.
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, 9 January 2027: day of Saturn
- Sunrise
- 07:09
- Sunset
- 19:12
- Next sunrise
- 07:10
A day hour lasts 1h 00m; a night hour, 1h 00m. Local time (Asia/Singapore).
Day
- 1♄︎ Saturn07:09 – 08:09
- 2♃︎ Jupiter08:09 – 09:10
- 3♂︎ Mars09:10 – 10:10
- 4☉︎ Sun10:10 – 11:10
- 5♀︎ Venus11:10 – 12:10
- 6☿︎ Mercury12:10 – 13:11
- 7☽︎ Moon13:11 – 14:11
- 8♄︎ Saturn14:11 – 15:11
- 9♃︎ Jupiter15:11 – 16:11
- 10♂︎ Mars16:11 – 17:12
- 11☉︎ Sun17:12 – 18:12
- 12♀︎ Venus18:12 – 19:12
Night
- 1☿︎ Mercury19:12 – 20:12
- 2☽︎ Moon20:12 – 21:12
- 3♄︎ Saturn21:12 – 22:12
- 4♃︎ Jupiter22:12 – 23:11
- 5♂︎ Mars23:11 – 00:11
- 6☉︎ Sun00:11 – 01:11
- 7♀︎ Venus01:11 – 02:11
- 8☿︎ Mercury02:11 – 03:10
- 9☽︎ Moon03:10 – 04:10
- 10♄︎ Saturn04:10 – 05:10
- 11♃︎ Jupiter05:10 – 06:10
- 12♂︎ Mars06:10 – 07:10
Other cities · Singapore
Questions
How are the planetary hours calculated in Ulu Bedok?
On Saturday, 9 January 2027, the Sun rises at 07:09 and sets at 19:12: the day lasts 12h 03m, that is twelve day hours of 1h 00m. The night, until the next sunrise at 07:10, lasts 11h 57m: twelve night hours of 1h 00m.
Which planet rules the first hour that day?
Saturn, from 07:09 to 08:09: 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.