Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2022 2 11.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 02/11/2022   22:30:38   (   0.04,-137.20) (   0.33,-136.04)  133.14                80
 02/13/2022   10:52:26   (  -0.03,-137.20) (   0.91,-141.30)  468.09                80
 02/14/2022   10:31:01   (  -0.03,-137.19) (  -0.09,-136.77)   47.51                80
 02/16/2022   22:34:14   (   0.00,-137.16) (  -0.05,-137.55)   43.75                80
 02/17/2022   22:18:09   (   0.00,-137.15) (   0.95,-133.02)  471.43                80
 02/19/2022   10:39:57   (  -0.00,-137.14) (   0.28,-138.28)  130.93                80
 02/20/2022   10:18:33   (  -0.01,-137.12) (  -0.79,-133.76)  383.71                80
 02/21/2022   22:40:30   (   0.01,-137.09) (  -0.41,-139.06)  224.36                80
 02/22/2022   22:24:25   (   0.01,-137.07) (   0.60,-134.53)  289.85                80
 02/24/2022   10:46:12   (   0.00,-137.05) (   0.63,-139.80)  313.89                80