Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2020 3 3.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 03/03/2020   22:39:54   (  -0.02,-137.22) (  -0.44,-139.07)  211.50                80
 03/04/2020   22:23:50   (  -0.02,-137.21) (   0.57,-134.54)  304.38                80
 03/06/2020   10:45:38   (   0.01,-137.21) (   0.60,-139.82)  296.95                80
 03/07/2020   10:24:13   (   0.01,-137.20) (  -0.41,-135.28)  218.34                80
 03/08/2020   22:46:11   (  -0.01,-137.18) (  -0.74,-140.60)  388.57                80
 03/09/2020   22:30:06   (  -0.00,-137.17) (   0.27,-136.07)  126.60                80
 03/11/2020   10:51:54   (   0.00,-137.16) (   0.96,-141.33)  475.43                80
 03/12/2020   10:30:29   (   0.00,-137.15) (  -0.05,-136.80)   39.49                80
 03/14/2020   22:33:42   (  -0.00,-137.10) (  -0.09,-137.58)   54.02                80
 03/15/2020   22:17:37   (  -0.00,-137.08) (   0.92,-133.05)  460.34                80
 03/17/2020   10:39:25   (   0.00,-137.06) (   0.30,-138.31)  143.00                80