Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2017 11 29.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 11/30/2017   07:29:54   (  -0.00, -89.33) (   0.34, -90.82)  169.16                80
 12/01/2017   07:08:30   (  -0.00, -89.34) (  -0.70, -86.29)  347.83                80
 12/02/2017   19:30:25   (   0.00, -89.35) (  -0.52, -91.59)  255.08                80
 12/03/2017   19:14:20   (  -0.00, -89.36) (   0.52, -87.06)  262.17                80
 12/05/2017   07:36:08   (   0.01, -89.37) (   0.65, -92.33)  337.57                80
 12/06/2017   07:14:42   (   0.01, -89.37) (  -0.34, -87.79)  179.59                80
 12/07/2017   19:36:39   (  -0.02, -89.39) (  -0.82, -93.10)  423.23                80
 12/08/2017   19:20:33   (  -0.02, -89.40) (   0.17, -88.57)   94.43                80
 12/11/2017   07:20:55   (   0.02, -89.43) (   0.02, -89.30)   14.06                80
 12/13/2017   19:24:06   (  -0.03, -89.46) (  -0.18, -90.07)   69.96                80