https://phys.org/news/2018-09-nasa-noaa-satellite-tracking-super-typhoon.html > On Sept. 11 at 12:12 a.m. EDT (0412 UTC) the Visible Infrared Imaging Radiometer Suite (VIIRS) instrument aboard NASA-NOAA's Suomi NPP satellite captured visible image of Super Typhoon Mangkhut. The image showed a clear eye surrounded by bands of powerful thunderstorms. > At 5 a.m. EDT (7 p.m. CHST/0900 UTC) on Sept. 11, the eye of Super Typhoon Mangkhut was located near latitude 14.0 degrees north and longitude 139.1 degrees east. That's about 380 miles west of Guam. Mangkhut is moving west at 17 mph. This westward motion is expected to continue tonight, followed by a turn to the west-northwest on Wednesday and Thursday, bringing Mangkhut near northern Luzon Friday evening.