Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2020 9 10.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 09/11/2020   06:38:46   (  -0.04, -75.17) (   0.59, -77.96)  318.07                80
 09/12/2020   06:17:22   (  -0.04, -75.17) (  -0.41, -73.43)  198.27                80
 09/13/2020   18:39:19   (   0.05, -75.19) (  -0.75, -78.74)  404.62                80
 09/14/2020   18:23:15   (   0.05, -75.19) (   0.26, -74.20)  112.08                80
 09/16/2020   06:45:03   (  -0.05, -75.18) (   0.91, -79.47)  489.16                80
 09/17/2020   06:23:39   (  -0.05, -75.19) (  -0.09, -74.94)   27.94                80
 09/19/2020   18:26:51   (   0.05, -75.22) (  -0.06, -75.72)   56.45                80
 09/20/2020   18:10:47   (   0.05, -75.23) (   0.95, -71.19)  461.09                80
 09/22/2020   06:32:35   (  -0.06, -75.24) (   0.23, -76.46)  139.08                80
 09/23/2020   06:11:11   (  -0.06, -75.25) (  -0.78, -71.92)  378.49                80