Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2020 10 29.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 10/29/2020   22:40:15   (  -0.02,-137.21) (  -0.46,-139.07)  212.76                80
 10/30/2020   22:24:11   (  -0.02,-137.21) (   0.59,-134.55)  303.62                80
 11/01/2020   10:43:18   (   0.02,-137.21) (   0.57,-139.82)  297.09                80
 11/02/2020   10:27:13   (   0.02,-137.20) (  -0.42,-135.29)  218.76                80
 11/03/2020   22:46:28   (  -0.02,-137.18) (  -0.77,-140.59)  387.88                80
 11/04/2020   22:30:23   (  -0.02,-137.17) (   0.23,-136.05)  127.38                80
 11/06/2020   10:49:30   (   0.01,-137.16) (   0.93,-141.33)  474.94                80
 11/07/2020   10:33:24   (   0.01,-137.14) (  -0.07,-136.79)   39.79                80
 11/09/2020   22:33:54   (  -0.01,-137.09) (  -0.12,-137.56)   53.90                80
 11/10/2020   22:17:49   (  -0.01,-137.07) (   0.88,-133.02)  460.44                80