Simultaneous Nadir Overpasses (SNOs) between GOES-16 and NPP
TLE Epoch: 2021 6 7.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 06/07/2021   18:32:36   (   0.02, -75.23) (  -0.44, -77.22)  226.56                80
 06/08/2021   18:16:32   (   0.02, -75.24) (   0.61, -72.70)  289.84                80
 06/10/2021   06:35:40   (  -0.03, -75.23) (   0.60, -77.96)  311.52                80
 06/11/2021   06:19:37   (  -0.02, -75.23) (  -0.44, -73.44)  205.03                80
 06/12/2021   18:38:54   (   0.03, -75.25) (  -0.74, -78.75)  398.57                80
 06/13/2021   18:22:50   (   0.02, -75.25) (   0.25, -74.21)  118.31                80
 06/15/2021   06:41:59   (  -0.03, -75.26) (   0.90, -79.49)  482.20                80
 06/16/2021   06:25:55   (  -0.02, -75.26) (  -0.08, -74.95)   34.99                80
 06/18/2021   18:26:28   (   0.02, -75.29) (  -0.05, -75.74)   50.18                80
 06/19/2021   18:10:24   (   0.02, -75.31) (   0.94, -71.21)  467.56                80