Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2022 10 19.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 10/19/2022   22:41:20   (  -0.05,-137.34) (  -0.46,-139.18)  209.78                80
 10/20/2022   22:25:16   (  -0.05,-137.33) (   0.57,-134.65)  306.69                80
 10/22/2022   10:44:23   (   0.04,-137.33) (   0.61,-139.91)  294.35                80
 10/23/2022   10:28:18   (   0.04,-137.32) (  -0.37,-135.37)  221.84                80
 10/24/2022   22:47:34   (  -0.04,-137.31) (  -0.78,-140.68)  383.38                80
 10/25/2022   22:31:29   (  -0.04,-137.30) (   0.20,-136.14)  132.41                80
 10/27/2022   10:50:36   (   0.04,-137.28) (   0.98,-141.40)  469.96                80
 10/28/2022   10:34:31   (   0.04,-137.27) (  -0.07,-136.88)   45.04                80
 10/30/2022   22:35:01   (  -0.03,-137.22) (  -0.15,-137.63)   47.98                80
 10/31/2022   22:18:57   (  -0.03,-137.19) (   0.90,-133.10)  466.41                80