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 Saturday, 22 August 2026: day of Saturn
- Sunrise
- 05:42
- Sunset
- 18:08
- Next sunrise
- 05:42
A day hour lasts 1h 02m; a night hour, 58 min. Local time (Asia/Ho_Chi_Minh).
Day
- 1♄︎ Saturn05:42 – 06:45
- 2♃︎ Jupiter06:45 – 07:47
- 3♂︎ Mars07:47 – 08:49
- 4☉︎ Sun08:49 – 09:51
- 5♀︎ Venus09:51 – 10:53
- 6☿︎ Mercury10:53 – 11:55
- 7☽︎ Moon11:55 – 12:57
- 8♄︎ Saturn12:57 – 13:59
- 9♃︎ Jupiter13:59 – 15:01
- 10♂︎ Mars15:01 – 16:04
- 11☉︎ Sun16:04 – 17:06
- 12♀︎ Venus17:06 – 18:08
Night
- 1☿︎ Mercury18:08 – 19:06
- 2☽︎ Moon19:06 – 20:04
- 3♄︎ Saturn20:04 – 21:01
- 4♃︎ Jupiter21:01 – 21:59
- 5♂︎ Mars21:59 – 22:57
- 6☉︎ Sun22:57 – 23:55
- 7♀︎ Venus23:55 – 00:53
- 8☿︎ Mercury00:53 – 01:51
- 9☽︎ Moon01:51 – 02:49
- 10♄︎ Saturn02:49 – 03:47
- 11♃︎ Jupiter03:47 – 04:45
- 12♂︎ Mars04:45 – 05:42
Other cities · Vietnam
Questions
How are the planetary hours calculated in Biên Hòa?
On Saturday, 22 August 2026, the Sun rises at 05:42 and sets at 18:08: the day lasts 12h 25m, that is twelve day hours of 1h 02m. The night, until the next sunrise at 05:42, lasts 11h 35m: twelve night hours of 58 min.
Which planet rules the first hour that day?
Saturn, from 05:42 to 06:45: 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.