Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2020 7 20.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 07/21/2020   06:13:23   (  -0.02, -75.21) (  -0.74, -71.88)  379.39                80
 07/22/2020   18:32:41   (   0.02, -75.23) (  -0.45, -77.18)  223.49                80
 07/23/2020   18:16:37   (   0.01, -75.24) (   0.60, -72.66)  293.88                80
 07/25/2020   06:35:46   (  -0.02, -75.25) (   0.59, -77.93)  305.81                80
 07/26/2020   06:19:41   (  -0.01, -75.26) (  -0.41, -73.40)  211.86                80
 07/27/2020   18:38:59   (   0.02, -75.29) (  -0.72, -78.71)  390.17                80
 07/28/2020   18:22:55   (   0.02, -75.30) (   0.27, -74.18)  127.75                80
 07/30/2020   06:42:03   (  -0.03, -75.32) (   0.92, -79.45)  471.12                80
 07/31/2020   06:26:00   (  -0.02, -75.34) (  -0.13, -74.93)   46.96                80
 08/02/2020   18:26:33   (   0.03, -75.39) (  -0.06, -75.70)   35.94                80
 08/03/2020   18:10:29   (   0.02, -75.41) (   1.00, -71.18)  482.89                80