Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2017 11 27.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 11/28/2017   19:08:08   (  -0.00, -89.35) (   0.88, -85.56)  433.58                80
 11/30/2017   07:29:54   (   0.00, -89.36) (   0.35, -90.81)  165.94                80
 12/01/2017   07:08:29   (   0.00, -89.37) (  -0.69, -86.29)  351.50                80
 12/02/2017   19:30:26   (  -0.00, -89.39) (  -0.47, -91.60)  250.94                80
 12/03/2017   19:14:20   (   0.00, -89.40) (   0.51, -87.06)  266.58                80
 12/05/2017   07:36:07   (  -0.01, -89.41) (   0.66, -92.33)  332.77                80
 12/06/2017   07:14:43   (  -0.01, -89.42) (  -0.39, -87.81)  184.60                80
 12/07/2017   19:36:38   (   0.02, -89.44) (  -0.82, -93.10)  417.86                80
 12/08/2017   19:20:34   (   0.02, -89.46) (   0.22, -88.58)  100.13                80
 12/10/2017   07:42:21   (  -0.02, -89.48) (   0.95, -93.85)  497.87                80
 12/11/2017   07:20:56   (  -0.02, -89.50) (  -0.04, -89.31)   20.52                80