Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2020 12 4.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/05/2020   06:44:25   (   0.01, -75.19) (   0.93, -79.43)  481.89                80
 12/06/2020   06:23:00   (   0.01, -75.20) (  -0.08, -74.89)   35.29                80
 12/08/2020   18:26:10   (  -0.01, -75.22) (  -0.09, -75.66)   49.48                80
 12/09/2020   18:10:04   (  -0.02, -75.23) (   0.92, -71.13)  468.40                80
 12/11/2020   06:31:51   (   0.02, -75.24) (   0.26, -76.39)  130.69                80
 12/12/2020   06:10:25   (   0.02, -75.25) (  -0.76, -71.86)  387.14                80
 12/13/2020   18:32:20   (  -0.03, -75.28) (  -0.42, -77.16)  214.38                80
 12/14/2020   18:16:14   (  -0.03, -75.29) (   0.54, -72.62)  303.93                80
 12/16/2020   06:38:00   (   0.04, -75.31) (   0.64, -77.88)  294.03                80
 12/17/2020   06:16:35   (   0.04, -75.32) (  -0.38, -73.35)  224.32                80