Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2022 12 26.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/26/2022   10:25:45   (   0.01,-137.33) (  -0.44,-135.27)  234.25                80
 12/27/2022   22:47:43   (  -0.02,-137.32) (  -0.75,-140.58)  370.96                80
 12/28/2022   22:31:39   (  -0.02,-137.32) (   0.27,-136.05)  144.71                80
 12/30/2022   10:53:29   (   0.02,-137.31) (   0.92,-141.32)  457.11                80
 12/31/2022   10:32:05   (   0.02,-137.30) (  -0.10,-136.79)   58.32                80
 01/02/2023   22:35:20   (  -0.03,-137.28) (  -0.06,-137.57)   32.60                80
 01/03/2023   22:19:16   (  -0.03,-137.27) (   0.90,-133.03)  482.48                80
 01/05/2023   10:41:05   (   0.04,-137.25) (   0.28,-138.30)  120.67                80
 01/06/2023   10:19:42   (   0.04,-137.23) (  -0.73,-133.78)  393.79                80
 01/07/2023   22:44:19   (  -0.05,-137.21) (  -0.49,-139.07)  213.46                80
 01/08/2023   22:22:55   (  -0.05,-137.19) (   0.53,-134.55)  300.78                80