Planetary hours
in Dammam.
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 Wednesday, 21 October 2026: day of Mercury
- Sunrise
- 05:41
- Sunset
- 17:06
- Next sunrise
- 05:42
A day hour lasts 57 min; a night hour, 1h 03m. Local time (Asia/Riyadh).
Day
- 1☿︎ Mercury05:41 – 06:38
- 2☽︎ Moon06:38 – 07:35
- 3♄︎ Saturn07:35 – 08:33
- 4♃︎ Jupiter08:33 – 09:30
- 5♂︎ Mars09:30 – 10:27
- 6☉︎ Sun10:27 – 11:24
- 7♀︎ Venus11:24 – 12:21
- 8☿︎ Mercury12:21 – 13:18
- 9☽︎ Moon13:18 – 14:15
- 10♄︎ Saturn14:15 – 15:12
- 11♃︎ Jupiter15:12 – 16:09
- 12♂︎ Mars16:09 – 17:06
Night
- 1☉︎ Sun17:06 – 18:09
- 2♀︎ Venus18:09 – 19:12
- 3☿︎ Mercury19:12 – 20:15
- 4☽︎ Moon20:15 – 21:18
- 5♄︎ Saturn21:18 – 22:21
- 6♃︎ Jupiter22:21 – 23:24
- 7♂︎ Mars23:24 – 00:27
- 8☉︎ Sun00:27 – 01:30
- 9♀︎ Venus01:30 – 02:33
- 10☿︎ Mercury02:33 – 03:36
- 11☽︎ Moon03:36 – 04:39
- 12♄︎ Saturn04:39 – 05:42
Other cities · Saudi Arabia
Questions
How are the planetary hours calculated in Dammam?
On Wednesday, 21 October 2026, the Sun rises at 05:41 and sets at 17:06: the day lasts 11h 24m, that is twelve day hours of 57 min. The night, until the next sunrise at 05:42, lasts 12h 36m: twelve night hours of 1h 03m.
Which planet rules the first hour that day?
Mercury, from 05:41 to 06:38: the first hour of a day always goes to the planet of the weekday. The next ones follow the Chaldean order: the Moon, Saturn, Jupiter, Mars, the Sun, Venus, then Mercury 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.