Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2020 12 6.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/06/2020   06:23:00   (  -0.00, -75.18) (  -0.06, -74.89)   32.52                80
 12/08/2020   18:26:09   (  -0.00, -75.16) (  -0.11, -75.66)   56.13                80
 12/09/2020   18:10:04   (  -0.00, -75.16) (   0.90, -71.12)  460.05                80
 12/11/2020   06:31:50   (   0.00, -75.15) (   0.27, -76.39)  141.52                80
 12/12/2020   06:10:25   (   0.00, -75.14) (  -0.74, -71.86)  374.64                80
 12/13/2020   18:32:20   (  -0.00, -75.14) (  -0.44, -77.16)  229.43                80
 12/14/2020   18:16:15   (  -0.00, -75.14) (   0.58, -72.63)  287.18                80
 12/16/2020   06:38:01   (   0.01, -75.14) (   0.59, -77.89)  313.30                80
 12/17/2020   06:16:34   (   0.01, -75.14) (  -0.36, -73.34)  203.54                80
 12/18/2020   18:38:30   (  -0.02, -75.14) (  -0.81, -78.65)  399.65                80
 12/19/2020   18:22:24   (  -0.01, -75.15) (   0.21, -74.12)  117.82                80