Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2022 6 15.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 06/16/2022   10:45:49   (   0.01,-137.19) (   0.60,-139.71)  286.91                80
 06/17/2022   10:24:26   (   0.01,-137.19) (  -0.41,-135.18)  228.46                80
 06/18/2022   22:49:04   (  -0.02,-137.18) (  -0.77,-140.49)  377.80                80
 06/19/2022   22:27:40   (  -0.01,-137.18) (   0.24,-135.97)  137.67                80
 06/21/2022   10:52:10   (   0.02,-137.18) (   0.95,-141.24)  463.52                80
 06/22/2022   10:30:46   (   0.01,-137.17) (  -0.06,-136.71)   51.75                80
 06/24/2022   22:36:41   (  -0.01,-137.15) (  -0.09,-137.50)   40.32                80
 06/25/2022   22:15:18   (  -0.00,-137.14) (   0.92,-132.97)  474.38                80
 06/27/2022   10:39:47   (   0.00,-137.12) (   0.26,-138.25)  128.32                80
 06/28/2022   10:18:24   (  -0.01,-137.11) (  -0.75,-133.72)  385.87                80