sun .5deg.comDumai, Indonesia (Riau) Sunrise, Sunset, Sun position (Altitude, Azimuth), Twilight and Daylight For day: 2026-09-11.
All times are shown in Dumai local time (GMT+07:00
).
Night, Twilight, and Daylight Times in Dumai for this day: 2026-09-11
 |
Zone Type | Start | End | Length |
| Night | 00:00:00 | 04:58:07 | 4h 58m 7s | |
| Astronomical Twilight | 04:58:07 | 05:22:14 | 24m 7s | |
| Nautical Twilight | 05:22:14 | 05:46:19 | 24m 5s | |
| Civil Twilight | 05:46:19 | 06:07:01 | 20m 42s | |
| Daylight | 06:07:01 | 18:14:53 | 12h 7m 52s | |
| Civil Twilight | 18:14:53 | 18:35:34 | 20m 41s | |
| Nautical Twilight | 18:35:34 | 18:59:40 | 24m 6s | |
| Astronomical Twilight | 18:59:40 | 19:23:46 | 24m 6s | |
| Night | 19:23:46 | 23:59:59 | 4h 36m 13s |
Sunrise, Sunset and Solar noon here: Dumai, ID, for day: 2026-09-11.
| Sunrise | Solar noon | Sunset | |
| Time | 06:07:01 | 12:10:57 | 18:14:53 |
| Azimuth | 85.1° | 0° | 274.7° |
| Day Length |  |
12h 7m 52s |  |
Distance Earth-Sun (Center-to-center
12:00):
150 596 760 km93 576 488 mi
0°= North, 180°=South
Solar noon
Table view of above data:
(Azimuth: 0°=North, 90°=West, 180°=South, 270°=East)
| Time | Altitude | Azimuth |
| 000 | -82.8° | 336.3° |
| 100 | -76.2° | 61.4° |
| 200 | -62.1° | 76.3° |
| 300 | -47.4° | 81° |
| 400 | -32.6° | 83.2° |
| 500 | -17.7° | 84.4° |
| 600 | -2.7° | 85.1° |
| 700 | 12.2° | 85.4° |
| 800 | 27.2° | 85.5° |
| 900 | 42.1° | 85.1° |
| 1000 | 57.1° | 83.8° |
| 1100 | 71.9° | 79.8° |
| 1200 | 85.8° | 42.9° |
| 1300 | 77.5° | 284.4° |
| 1400 | 62.7° | 277° |
| 1500 | 47.8° | 275.1° |
| 1600 | 32.9° | 274.5° |
| 1700 | 17.9° | 274.3° |
| 1800 | 3° | 274.6° |
| 1900 | -12° | 275.1° |
| 2000 | -26.9° | 276° |
| 2100 | -41.8° | 277.7° |
| 2200 | -56.6° | 280.9° |
| 2300 | -71.1° | 289.3° |
| 2400 | -83.2° | 335.7° |