Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2020 10 26.  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) (   0.24,-138.31)  124.26                80
 10/28/2020   10:21:01   (   0.02,-137.22) (  -0.76,-133.78)  392.43                80
 10/29/2020   22:40:16   (  -0.02,-137.21) (  -0.43,-139.08)  213.07                80
 10/30/2020   22:24:10   (  -0.02,-137.21) (   0.56,-134.54)  303.30                80
 11/01/2020   10:43:18   (   0.02,-137.21) (   0.60,-139.82)  296.94                80
 11/02/2020   10:27:12   (   0.02,-137.20) (  -0.39,-135.28)  218.94                80
 11/03/2020   22:46:28   (  -0.01,-137.18) (  -0.79,-140.58)  388.02                80
 11/04/2020   22:30:23   (  -0.01,-137.17) (   0.26,-136.06)  127.29                80
 11/06/2020   10:49:29   (   0.01,-137.16) (   0.96,-141.32)  474.67                80
 11/07/2020   10:33:24   (   0.01,-137.14) (  -0.04,-136.79)   40.23                80