Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2020 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)
 12/29/2020   18:32:28   (   0.00, -75.22) (  -0.43, -77.21)  226.44                80
 12/30/2020   18:16:23   (   0.01, -75.22) (   0.59, -72.68)  289.81                80
 01/01/2021   06:38:11   (  -0.01, -75.22) (   0.62, -77.94)  311.04                80
 01/02/2021   06:16:47   (  -0.01, -75.22) (  -0.45, -73.42)  205.31                80
 01/03/2021   18:38:43   (   0.02, -75.22) (  -0.77, -78.72)  398.94                80
 01/04/2021   18:22:39   (   0.02, -75.23) (   0.25, -74.19)  118.06                80
 01/06/2021   06:44:27   (  -0.02, -75.24) (   0.91, -79.47)  481.18                80
 01/07/2021   06:23:03   (  -0.02, -75.25) (  -0.11, -74.94)   35.87                80
 01/09/2021   18:26:15   (   0.03, -75.27) (  -0.08, -75.71)   50.59                80
 01/10/2021   18:10:10   (   0.03, -75.28) (   0.93, -71.18)  466.86                80