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

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/16/2020   06:38:08   (  -0.01, -75.15) (   0.58, -77.92)  315.11                80
 12/17/2020   06:16:43   (  -0.00, -75.15) (  -0.42, -73.39)  201.44                80
 12/18/2020   18:38:40   (   0.00, -75.17) (  -0.80, -78.69)  401.79                80
 12/19/2020   18:22:35   (  -0.00, -75.17) (   0.20, -74.16)  115.51                80
 12/21/2020   06:44:23   (   0.00, -75.19) (   0.95, -79.43)  483.84                80
 12/22/2020   06:22:59   (   0.01, -75.20) (  -0.06, -74.90)   33.74                80
 12/24/2020   18:26:12   (  -0.01, -75.24) (  -0.10, -75.69)   50.19                80
 12/25/2020   18:10:07   (  -0.00, -75.26) (   0.91, -71.16)  467.97                80
 12/27/2020   06:31:56   (   0.00, -75.29) (   0.24, -76.43)  130.21                80
 12/28/2020   06:10:31   (   0.00, -75.30) (  -0.77, -71.90)  387.95                80
 12/29/2020   18:32:27   (  -0.01, -75.34) (  -0.45, -77.20)  213.44                80