Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NPP TLE Epoch: 2018 12 18. Predictions up to the next 14.0 days: Date Time(GOES-15) GOES-15 Lat/Lon NPP Lat/Lon Distance(km) Time Diff(sec) 12/18/2018 22:08:57 ( 0.03,-128.56) ( -0.59,-131.22) 303.61 80 12/19/2018 21:52:53 ( 0.02,-128.56) ( 0.45,-126.70) 213.09 80 12/21/2018 10:12:01 ( -0.03,-128.67) ( 0.68,-131.98) 376.15 80 12/22/2018 09:55:55 ( -0.02,-128.66) ( -0.29,-127.44) 139.70 80 12/23/2018 22:15:12 ( 0.04,-128.53) ( -0.88,-132.74) 479.34 80 12/24/2018 21:59:06 ( 0.03,-128.52) ( 0.09,-128.20) 36.31 80 12/27/2018 09:59:29 ( -0.03,-128.61) ( 0.06,-128.95) 38.51 80 12/28/2018 09:43:25 ( -0.03,-128.60) ( -0.97,-124.42) 476.72 80 12/29/2018 22:02:40 ( 0.04,-128.46) ( -0.26,-129.72) 143.09 80 12/30/2018 21:46:35 ( 0.03,-128.45) ( 0.78,-125.19) 372.23 80 01/01/2019 10:05:44 ( -0.05,-128.55) ( 0.36,-130.47) 218.04 80