Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2020 12 26.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/27/2020   06:31:55   (   0.01, -75.23) (   0.26, -76.43)  135.70                80
 12/28/2020   06:10:31   (   0.02, -75.24) (  -0.75, -71.90)  381.74                80
 12/29/2020   18:32:27   (  -0.02, -75.26) (  -0.47, -77.20)  220.91                80
 12/30/2020   18:16:23   (  -0.02, -75.28) (   0.54, -72.67)  296.86                80
 01/01/2021   06:38:11   (   0.02, -75.30) (   0.61, -77.94)  301.59                80
 01/02/2021   06:16:46   (   0.01, -75.31) (  -0.40, -73.41)  215.96                80
 01/03/2021   18:38:44   (   0.00, -75.34) (  -0.76, -78.73)  386.49                80
 01/04/2021   18:22:39   (   0.01, -75.35) (   0.26, -74.20)  131.73                80
 01/06/2021   06:44:27   (  -0.01, -75.39) (   0.90, -79.47)  465.19                80
 01/07/2021   06:23:03   (  -0.01, -75.41) (  -0.11, -74.94)   53.16                80