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 Tuesday, 15 December 2026: day of Mars
- Sunrise
- 06:57
- Sunset
- 19:00
- Next sunrise
- 06:58
A day hour lasts 1h 00m; a night hour, 1h 00m. Local time (Asia/Singapore).
Day
- 1♂︎ Mars06:57 – 07:58
- 2☉︎ Sun07:58 – 08:58
- 3♀︎ Venus08:58 – 09:58
- 4☿︎ Mercury09:58 – 10:58
- 5☽︎ Moon10:58 – 11:59
- 6♄︎ Saturn11:59 – 12:59
- 7♃︎ Jupiter12:59 – 13:59
- 8♂︎ Mars13:59 – 14:59
- 9☉︎ Sun14:59 – 15:59
- 10♀︎ Venus15:59 – 17:00
- 11☿︎ Mercury17:00 – 18:00
- 12☽︎ Moon18:00 – 19:00
Night
- 1♄︎ Saturn19:00 – 20:00
- 2♃︎ Jupiter20:00 – 21:00
- 3♂︎ Mars21:00 – 22:00
- 4☉︎ Sun22:00 – 22:59
- 5♀︎ Venus22:59 – 23:59
- 6☿︎ Mercury23:59 – 00:59
- 7☽︎ Moon00:59 – 01:59
- 8♄︎ Saturn01:59 – 02:59
- 9♃︎ Jupiter02:59 – 03:58
- 10♂︎ Mars03:58 – 04:58
- 11☉︎ Sun04:58 – 05:58
- 12♀︎ Venus05:58 – 06:58
Other cities · Singapore
Questions
How are the planetary hours calculated in Ulu Bedok?
On Tuesday, 15 December 2026, the Sun rises at 06:57 and sets at 19:00: the day lasts 12h 03m, that is twelve day hours of 1h 00m. The night, until the next sunrise at 06:58, lasts 11h 58m: twelve night hours of 1h 00m.
Which planet rules the first hour that day?
Mars, from 06:57 to 07:58: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: the Sun, Venus, Mercury, the Moon, Saturn, Jupiter, then Mars 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.