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 Saturday, 16 August 2025: day of Saturn
- Sunrise
- 05:12
- Sunset
- 18:15
- Next sunrise
- 05:12
A day hour lasts 1h 05m; a night hour, 55 min. Local time (Asia/Riyadh).
Day
- 1♄︎ Saturn05:12 – 06:17
- 2♃︎ Jupiter06:17 – 07:22
- 3♂︎ Mars07:22 – 08:27
- 4☉︎ Sun08:27 – 09:33
- 5♀︎ Venus09:33 – 10:38
- 6☿︎ Mercury10:38 – 11:43
- 7☽︎ Moon11:43 – 12:48
- 8♄︎ Saturn12:48 – 13:54
- 9♃︎ Jupiter13:54 – 14:59
- 10♂︎ Mars14:59 – 16:04
- 11☉︎ Sun16:04 – 17:09
- 12♀︎ Venus17:09 – 18:15
Night
- 1☿︎ Mercury18:15 – 19:09
- 2☽︎ Moon19:09 – 20:04
- 3♄︎ Saturn20:04 – 20:59
- 4♃︎ Jupiter20:59 – 21:54
- 5♂︎ Mars21:54 – 22:49
- 6☉︎ Sun22:49 – 23:43
- 7♀︎ Venus23:43 – 00:38
- 8☿︎ Mercury00:38 – 01:33
- 9☽︎ Moon01:33 – 02:28
- 10♄︎ Saturn02:28 – 03:23
- 11♃︎ Jupiter03:23 – 04:17
- 12♂︎ Mars04:17 – 05:12
Other cities · Saudi Arabia
Questions
How are the planetary hours calculated in Dammam?
On Saturday, 16 August 2025, the Sun rises at 05:12 and sets at 18:15: the day lasts 13h 03m, that is twelve day hours of 1h 05m. The night, until the next sunrise at 05:12, lasts 10h 58m: twelve night hours of 55 min.
Which planet rules the first hour that day?
Saturn, from 05:12 to 06:17: 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.