sun .5deg.comDumai, Indonesia (Riau) Sunrise, Sunset, Sun position (Altitude, Azimuth), Twilight and Daylight For day: 2026-10-17.
All times are shown in Dumai local time (GMT+07:00
).
Night, Twilight, and Daylight Times in Dumai for this day: 2026-10-17
 |
Zone Type | Start | End | Length |
| Night | 00:00:00 | 04:47:45 | 4h 47m 45s | |
| Astronomical Twilight | 04:47:45 | 05:12:04 | 24m 19s | |
| Nautical Twilight | 05:12:04 | 05:36:23 | 24m 19s | |
| Civil Twilight | 05:36:23 | 05:57:16 | 20m 53s | |
| Daylight | 05:57:16 | 18:01:59 | 12h 4m 43s | |
| Civil Twilight | 18:01:59 | 18:22:51 | 20m 52s | |
| Nautical Twilight | 18:22:51 | 18:47:11 | 24m 20s | |
| Astronomical Twilight | 18:47:11 | 19:11:30 | 24m 19s | |
| Night | 19:11:30 | 23:59:59 | 4h 48m 29s |
Sunrise, Sunset and Solar noon here: Dumai, ID, for day: 2026-10-17.
| Sunrise | Solar noon | Sunset | |
| Time | 05:57:16 | 11:59:37 | 18:01:59 |
| Azimuth | 99° | 180° | 260.8° |
| Day Length |  |
12h 4m 43s |  |
Distance Earth-Sun (Center-to-center
12:00):
149 083 114 km92 635 952 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° | 180.3° |
| 100 | -73.4° | 116.5° |
| 200 | -59.3° | 104.8° |
| 300 | -44.7° | 101° |
| 400 | -29.9° | 99.4° |
| 500 | -15.1° | 98.8° |
| 600 | -0.3° | 99° |
| 700 | 14.5° | 99.7° |
| 800 | 29.3° | 101.3° |
| 900 | 43.9° | 104.2° |
| 1000 | 58.2° | 110.2° |
| 1100 | 71.6° | 125.9° |
| 1200 | 79.2° | 179.9° |
| 1300 | 71.6° | 234° |
| 1400 | 58.2° | 249.6° |
| 1500 | 43.9° | 255.6° |
| 1600 | 29.3° | 258.5° |
| 1700 | 14.5° | 260.1° |
| 1800 | -0.3° | 260.8° |
| 1900 | -15.1° | 260.9° |
| 2000 | -29.9° | 260.3° |
| 2100 | -44.6° | 258.7° |
| 2200 | -59.2° | 254.6° |
| 2300 | -73.3° | 242.5° |
| 2400 | -82.4° | 179.9° |