Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2020 11 5.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 11/06/2020   10:49:30   (   0.02,-137.21) (   0.95,-141.32)  468.39                80
 11/07/2020   10:33:24   (   0.02,-137.21) (  -0.05,-136.78)   47.59                80
 11/09/2020   22:33:55   (  -0.01,-137.19) (  -0.08,-137.56)   42.59                80
 11/10/2020   22:17:49   (  -0.01,-137.18) (   0.92,-133.03)  473.03                80
 11/12/2020   10:36:56   (   0.01,-137.16) (   0.29,-138.29)  129.24                80
 11/13/2020   10:20:51   (   0.01,-137.15) (  -0.77,-133.77)  385.98                80
 11/14/2020   22:40:06   (  -0.01,-137.12) (  -0.47,-139.06)  221.08                80
 11/15/2020   22:24:01   (  -0.01,-137.11) (   0.59,-134.54)  293.69                80
 11/17/2020   10:43:07   (   0.01,-137.08) (   0.61,-139.80)  309.86                80
 11/18/2020   10:27:02   (   0.01,-137.06) (  -0.39,-135.26)  204.33                80