Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2021 6 2.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 06/02/2021   18:26:18   (   0.01, -75.24) (  -0.07, -75.71)   53.03                80
 06/03/2021   18:10:13   (   0.01, -75.25) (   0.91, -71.17)  464.69                80
 06/05/2021   06:32:03   (  -0.01, -75.26) (   0.24, -76.45)  134.92                80
 06/06/2021   06:10:38   (  -0.01, -75.28) (  -0.75, -71.91)  382.99                80
 06/07/2021   18:32:36   (   0.02, -75.31) (  -0.38, -77.23)  218.21                80
 06/08/2021   18:16:32   (   0.02, -75.33) (   0.60, -72.70)  300.03                80
 06/10/2021   06:38:21   (  -0.03, -75.35) (   0.55, -77.98)  298.74                80
 06/11/2021   06:19:37   (  -0.02, -75.37) (  -0.44, -73.44)  219.57                80
 06/12/2021   18:38:54   (   0.03, -75.41) (  -0.74, -78.75)  381.22                80
 06/13/2021   18:22:51   (   0.03, -75.43) (   0.31, -74.23)  137.49                80
 06/15/2021   06:41:59   (  -0.03, -75.46) (   0.90, -79.49)  460.35                80