Planetary hours
in Vinh.
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, 30 December 2025: day of Mars
- Sunrise
- 06:28
- Sunset
- 17:30
- Next sunrise
- 06:29
A day hour lasts 55 min; a night hour, 1h 05m. Local time (Asia/Bangkok).
Day
- 1♂︎ Mars06:28 – 07:24
- 2☉︎ Sun07:24 – 08:19
- 3♀︎ Venus08:19 – 09:14
- 4☿︎ Mercury09:14 – 10:09
- 5☽︎ Moon10:09 – 11:04
- 6♄︎ Saturn11:04 – 11:59
- 7♃︎ Jupiter11:59 – 12:54
- 8♂︎ Mars12:54 – 13:49
- 9☉︎ Sun13:49 – 14:45
- 10♀︎ Venus14:45 – 15:40
- 11☿︎ Mercury15:40 – 16:35
- 12☽︎ Moon16:35 – 17:30
Night
- 1♄︎ Saturn17:30 – 18:35
- 2♃︎ Jupiter18:35 – 19:40
- 3♂︎ Mars19:40 – 20:45
- 4☉︎ Sun20:45 – 21:50
- 5♀︎ Venus21:50 – 22:55
- 6☿︎ Mercury22:55 – 23:59
- 7☽︎ Moon23:59 – 01:04
- 8♄︎ Saturn01:04 – 02:09
- 9♃︎ Jupiter02:09 – 03:14
- 10♂︎ Mars03:14 – 04:19
- 11☉︎ Sun04:19 – 05:24
- 12♀︎ Venus05:24 – 06:29
Other cities · Vietnam
Questions
How are the planetary hours calculated in Vinh?
On Tuesday, 30 December 2025, the Sun rises at 06:28 and sets at 17:30: the day lasts 11h 02m, that is twelve day hours of 55 min. The night, until the next sunrise at 06:29, lasts 12h 59m: twelve night hours of 1h 05m.
Which planet rules the first hour that day?
Mars, from 06:28 to 07:24: 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.