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, 8 August 2026: day of Saturn
- Sunrise
- 07:04
- Sunset
- 19:14
- Next sunrise
- 07:04
A day hour lasts 1h 01m; a night hour, 59 min. Local time (Asia/Singapore).
Day
- 1♄︎ Saturn07:04 – 08:05
- 2♃︎ Jupiter08:05 – 09:06
- 3♂︎ Mars09:06 – 10:07
- 4☉︎ Sun10:07 – 11:08
- 5♀︎ Venus11:08 – 12:09
- 6☿︎ Mercury12:09 – 13:09
- 7☽︎ Moon13:09 – 14:10
- 8♄︎ Saturn14:10 – 15:11
- 9♃︎ Jupiter15:11 – 16:12
- 10♂︎ Mars16:12 – 17:13
- 11☉︎ Sun17:13 – 18:14
- 12♀︎ Venus18:14 – 19:14
Night
- 1☿︎ Mercury19:14 – 20:14
- 2☽︎ Moon20:14 – 21:13
- 3♄︎ Saturn21:13 – 22:12
- 4♃︎ Jupiter22:12 – 23:11
- 5♂︎ Mars23:11 – 00:10
- 6☉︎ Sun00:10 – 01:09
- 7♀︎ Venus01:09 – 02:09
- 8☿︎ Mercury02:09 – 03:08
- 9☽︎ Moon03:08 – 04:07
- 10♄︎ Saturn04:07 – 05:06
- 11♃︎ Jupiter05:06 – 06:05
- 12♂︎ Mars06:05 – 07:04
Other cities · Singapore
Questions
How are the planetary hours calculated in Ulu Bedok?
On Saturday, 8 August 2026, the Sun rises at 07:04 and sets at 19:14: the day lasts 12h 10m, that is twelve day hours of 1h 01m. The night, until the next sunrise at 07:04, lasts 11h 50m: twelve night hours of 59 min.
Which planet rules the first hour that day?
Saturn, from 07:04 to 08:05: 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.