Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2022 1 3.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 01/04/2022   22:41:07   (   0.02,-137.22) (  -0.43,-139.17)  222.22                80
 01/05/2022   22:25:01   (   0.02,-137.22) (   0.61,-134.64)  294.42                80
 01/07/2022   10:44:06   (  -0.03,-137.22) (   0.58,-139.90)  305.43                80
 01/08/2022   10:28:01   (  -0.03,-137.22) (  -0.47,-135.37)  211.26                80
 01/09/2022   22:47:15   (   0.03,-137.21) (  -0.72,-140.67)  393.45                80
 01/10/2022   22:31:09   (   0.02,-137.20) (   0.26,-136.12)  123.07                80
 01/12/2022   10:50:14   (  -0.02,-137.20) (   0.93,-141.38)  477.17                80
 01/13/2022   10:34:08   (   0.00,-137.19) (  -0.06,-136.84)   39.21                80
 01/15/2022   22:34:35   (  -0.01,-137.15) (  -0.13,-137.60)   51.16                80
 01/16/2022   22:18:30   (  -0.01,-137.14) (   0.91,-133.07)  464.19                80