Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2017 11 3.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 11/04/2017   12:26:17   (  -0.02,-134.70) (  -0.48,-132.80)  217.97                80
 11/07/2017   00:45:05   (   0.04,-134.47) (  -0.76,-137.89)  390.14                80
 11/08/2017   00:33:35   (   0.03,-134.42) (  -0.11,-135.09)   75.76                80
 11/09/2017   00:24:45   (   0.03,-134.37) (   0.48,-132.28)  238.43                80
 11/11/2017   12:43:34   (  -0.06,-134.35) (   0.65,-137.39)  347.58                80
 11/12/2017   12:32:03   (  -0.05,-134.29) (   0.04,-134.58)   33.64                80
 11/13/2017   12:23:14   (  -0.04,-134.24) (  -0.62,-131.78)  280.46                80
 11/16/2017   00:42:04   (   0.07,-133.99) (  -0.58,-136.89)  330.72                80
 11/17/2017   00:30:33   (   0.06,-133.93) (   0.02,-134.08)   17.03                80