Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2023 3 13.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 03/13/2023   20:41:33   (  -0.01,-104.75) (  -0.92,-108.78)  458.89                80
 03/14/2023   20:25:29   (  -0.02,-104.76) (   0.07,-104.24)   57.71                80
 03/17/2023   08:28:36   (   0.02,-104.75) (   0.10,-104.99)   28.02                80
 03/18/2023   08:07:14   (   0.02,-104.75) (  -0.96,-100.47)  488.28                80
 03/19/2023   20:29:12   (  -0.02,-104.77) (  -0.22,-105.78)  114.65                80
 03/20/2023   20:13:09   (  -0.02,-104.77) (   0.78,-101.25)  402.12                80
 03/22/2023   08:34:58   (   0.01,-104.77) (   0.42,-106.51)  198.64                80
 03/23/2023   08:13:34   (   0.01,-104.78) (  -0.59,-101.98)  318.11                80
 03/24/2023   20:35:33   (  -0.02,-104.79) (  -0.58,-107.29)  284.46                80
 03/25/2023   20:19:29   (  -0.02,-104.80) (   0.44,-102.76)  232.63                80