Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2021 12 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)
 12/30/2021   06:30:38   (  -0.03, -75.20) (   0.27, -76.57)  155.91                80
 12/31/2021   06:13:31   (  -0.03, -75.20) (  -0.71, -72.02)  361.77                19
 01/01/2022   18:33:47   (   0.02, -75.22) (  -0.43, -77.33)  240.08                80
 01/02/2022   18:17:41   (   0.02, -75.23) (   0.56, -72.79)  277.84                80
 01/04/2022   06:39:26   (  -0.02, -75.24) (   0.64, -78.05)  321.24                80
 01/05/2022   06:18:00   (  -0.01, -75.25) (  -0.41, -73.52)  196.94                80
 01/06/2022   18:39:55   (   0.02, -75.28) (  -0.78, -78.82)  403.88                80
 01/07/2022   18:23:49   (   0.02, -75.29) (   0.26, -74.29)  115.04                80
 01/09/2022   06:45:34   (  -0.02, -75.32) (   0.93, -79.55)  482.02                80
 01/10/2022   06:24:09   (  -0.02, -75.34) (  -0.12, -75.02)   37.39                80