Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2022 1 6.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 01/07/2022   10:44:07   (  -0.03,-137.22) (   0.57,-139.90)  305.20                80
 01/08/2022   10:28:01   (  -0.03,-137.22) (  -0.47,-135.37)  211.56                80
 01/09/2022   22:47:15   (   0.03,-137.21) (  -0.72,-140.67)  393.24                80
 01/10/2022   22:31:09   (   0.03,-137.21) (   0.27,-136.12)  123.36                80
 01/12/2022   10:50:14   (  -0.02,-137.20) (   0.92,-141.38)  476.68                80
 01/13/2022   10:34:08   (  -0.01,-137.19) (  -0.07,-136.84)   39.61                80
 01/15/2022   22:34:36   (  -0.01,-137.16) (  -0.12,-137.60)   50.49                80
 01/16/2022   22:18:30   (  -0.01,-137.14) (   0.93,-133.07)  464.92                80
 01/18/2022   10:39:28   (   0.01,-137.12) (   0.26,-138.33)  136.98                33
 01/19/2022   10:18:49   (   0.01,-137.11) (  -0.73,-133.79)  378.04                80