VIIRS “true color” RGB composite of channels M-3, M-4 and M-5, taken 12:43 UTC 18 October 2012 Published October 22, 2012 at 3200 × 1536 in Greenland Eddies and Swirls VIIRS “true color” RGB composite of channels M-3, M-4 and M-5, taken 12:43 UTC 18 October 2012 VIIRS “true color” RGB composite of channels M-3, M-4 and M-5, taken 12:43 UTC 18 October 2012.