Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2020 8 4.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 08/05/2020   22:33:58   (   0.00,-137.18) (  -0.07,-137.55)   41.93                80
 08/06/2020   22:17:54   (   0.00,-137.18) (   0.93,-133.01)  474.51                80
 08/08/2020   10:39:42   (  -0.00,-137.18) (   0.25,-138.28)  126.15                80
 08/09/2020   10:18:18   (  -0.00,-137.18) (  -0.74,-133.75)  389.94                80
 08/10/2020   22:40:15   (   0.00,-137.17) (  -0.44,-139.06)  215.40                80
 08/11/2020   22:24:11   (   0.00,-137.17) (   0.61,-134.54)  300.34                80
 08/13/2020   10:46:00   (  -0.00,-137.15) (   0.57,-139.81)  301.50                80
 08/14/2020   10:24:35   (  -0.00,-137.14) (  -0.43,-135.27)  213.61                80
 08/15/2020   22:46:32   (  -0.00,-137.12) (  -0.75,-140.58)  393.44                80
 08/16/2020   22:30:28   (  -0.00,-137.11) (   0.25,-136.04)  121.20                80
 08/18/2020   10:52:16   (  -0.00,-137.08) (   0.93,-141.31)  482.07                80