https://phys.org/news/2018-09-nasa-dangerous-super-typhoon-mangkhut.html > In the Philippines, Mangkhut is known locally as Ompong. > At 12:54 a.m. EDT (0454 UTC) on Sept. 14, the VIIRS instrument aboard NASA's Aqua satellite captured a visible image of Mangkhut. The image showed a symmetrical storm with a clear eye surrounded by powerful thunderstorms. At the time of the image, the western quadrant of the storm was already spreading over the eastern Philippines.