Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2020 10 27.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 10/27/2020   10:37:06   (   0.02,-137.22) (   0.27,-138.30)  124.30                80
 10/28/2020   10:21:00   (   0.02,-137.22) (  -0.73,-133.77)  392.34                80
 10/29/2020   22:40:16   (  -0.02,-137.21) (  -0.41,-139.08)  213.03                80
 10/30/2020   22:24:11   (  -0.02,-137.21) (   0.59,-134.55)  303.33                80
 11/01/2020   10:43:18   (   0.02,-137.21) (   0.58,-139.82)  297.16                80
 11/02/2020   10:27:13   (   0.02,-137.20) (  -0.42,-135.29)  218.68                80
 11/03/2020   22:46:28   (  -0.01,-137.18) (  -0.77,-140.59)  388.13                80
 11/04/2020   22:30:23   (  -0.01,-137.17) (   0.23,-136.05)  127.11                80
 11/06/2020   10:49:30   (   0.01,-137.16) (   0.94,-141.32)  475.03                80
 11/07/2020   10:33:24   (   0.01,-137.14) (  -0.06,-136.79)   39.69                80
 11/09/2020   22:33:54   (  -0.00,-137.09) (  -0.13,-137.56)   54.20                80