Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2020 2 24.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 02/25/2020   10:30:26   (   0.02,-137.21) (  -0.08,-136.78)   49.17                80
 02/27/2020   22:33:37   (  -0.02,-137.21) (  -0.13,-137.55)   39.44                80
 02/28/2020   22:17:34   (  -0.02,-137.21) (   0.94,-133.03)  476.55                80
 03/01/2020   10:39:21   (   0.03,-137.19) (   0.30,-138.29)  125.58                80
 03/02/2020   10:17:58   (   0.03,-137.19) (  -0.77,-133.77)  389.77                80
 03/03/2020   22:39:54   (  -0.03,-137.17) (  -0.44,-139.07)  216.54                80
 03/04/2020   22:23:50   (  -0.03,-137.16) (   0.56,-134.54)  298.26                80
 03/06/2020   10:42:58   (   0.03,-137.13) (   0.61,-139.81)  305.47                80
 03/07/2020   10:26:53   (   0.03,-137.11) (  -0.40,-135.28)  208.84                80
 03/08/2020   22:46:10   (  -0.03,-137.08) (  -0.81,-140.58)  398.95                80