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 Sunday, 31 January 2027: day of the Sun
- 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☉︎ Sun07:15 – 08:16
- 2♀︎ Venus08:16 – 09:16
- 3☿︎ Mercury09:16 – 10:16
- 4☽︎ Moon10:16 – 11:17
- 5♄︎ Saturn11:17 – 12:17
- 6♃︎ Jupiter12:17 – 13:17
- 7♂︎ Mars13:17 – 14:17
- 8☉︎ Sun14:17 – 15:18
- 9♀︎ Venus15:18 – 16:18
- 10☿︎ Mercury16:18 – 17:18
- 11☽︎ Moon17:18 – 18:19
- 12♄︎ Saturn18:19 – 19:19
Night
- 1♃︎ Jupiter19:19 – 20:19
- 2♂︎ Mars20:19 – 21:18
- 3☉︎ Sun21:18 – 22:18
- 4♀︎ Venus22:18 – 23:18
- 5☿︎ Mercury23:18 – 00:17
- 6☽︎ Moon00:17 – 01:17
- 7♄︎ Saturn01:17 – 02:17
- 8♃︎ Jupiter02:17 – 03:17
- 9♂︎ Mars03:17 – 04:16
- 10☉︎ Sun04:16 – 05:16
- 11♀︎ Venus05:16 – 06:16
- 12☿︎ Mercury06:16 – 07:15
Other cities · Singapore
Questions
How are the planetary hours calculated in Ulu Bedok?
On Sunday, 31 January 2027, the Sun rises at 07:15 and sets at 19:19: the day lasts 12h 04m, that is twelve day hours of 1h 00m. The night, until the next sunrise at 07:15, lasts 11h 56m: twelve night hours of 1h 00m.
Which planet rules the first hour that day?
The Sun, from 07:15 to 08:16: 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.