Planetary hours
in Biên Hòa.
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, 1 December 2026: day of Mars
- Sunrise
- 05:55
- Sunset
- 17:27
- Next sunrise
- 05:56
A day hour lasts 58 min; a night hour, 1h 02m. Local time (Asia/Ho_Chi_Minh).
Day
- 1♂︎ Mars05:55 – 06:53
- 2☉︎ Sun06:53 – 07:50
- 3♀︎ Venus07:50 – 08:48
- 4☿︎ Mercury08:48 – 09:46
- 5☽︎ Moon09:46 – 10:43
- 6♄︎ Saturn10:43 – 11:41
- 7♃︎ Jupiter11:41 – 12:39
- 8♂︎ Mars12:39 – 13:36
- 9☉︎ Sun13:36 – 14:34
- 10♀︎ Venus14:34 – 15:32
- 11☿︎ Mercury15:32 – 16:29
- 12☽︎ Moon16:29 – 17:27
Night
- 1♄︎ Saturn17:27 – 18:29
- 2♃︎ Jupiter18:29 – 19:32
- 3♂︎ Mars19:32 – 20:34
- 4☉︎ Sun20:34 – 21:37
- 5♀︎ Venus21:37 – 22:39
- 6☿︎ Mercury22:39 – 23:41
- 7☽︎ Moon23:41 – 00:44
- 8♄︎ Saturn00:44 – 01:46
- 9♃︎ Jupiter01:46 – 02:48
- 10♂︎ Mars02:48 – 03:51
- 11☉︎ Sun03:51 – 04:53
- 12♀︎ Venus04:53 – 05:56
Other cities · Vietnam
Questions
How are the planetary hours calculated in Biên Hòa?
On Tuesday, 1 December 2026, the Sun rises at 05:55 and sets at 17:27: the day lasts 11h 32m, that is twelve day hours of 58 min. The night, until the next sunrise at 05:56, lasts 12h 28m: twelve night hours of 1h 02m.
Which planet rules the first hour that day?
Mars, from 05:55 to 06:53: 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.