Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2019 7 2.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 07/02/2019   22:34:17   (   0.02,-137.20) (  -0.06,-137.63)   49.44                80
 07/03/2019   22:18:13   (   0.02,-137.20) (   0.94,-133.10)  466.97                80
 07/05/2019   10:37:21   (  -0.01,-137.21) (   0.23,-138.37)  132.26                80
 07/06/2019   10:21:17   (  -0.01,-137.20) (  -0.78,-133.84)  383.79                80
 07/07/2019   22:40:33   (   0.01,-137.18) (  -0.44,-139.14)  223.32                80
 07/08/2019   22:24:28   (   0.01,-137.18) (   0.57,-134.61)  292.60                80
 07/10/2019   10:43:37   (  -0.01,-137.18) (   0.60,-139.88)  307.28                80
 07/11/2019   10:27:32   (  -0.01,-137.17) (  -0.41,-135.34)  208.20                80
 07/12/2019   22:46:50   (   0.02,-137.14) (  -0.75,-140.66)  400.14                80
 07/13/2019   22:30:45   (   0.01,-137.13) (   0.26,-136.12)  115.03                80
 07/15/2019   10:49:53   (  -0.02,-137.13) (   0.91,-141.40)  485.87                80
 07/16/2019   10:33:49   (  -0.02,-137.11) (  -0.10,-136.86)   29.05                80