Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2022 10 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)
 10/14/2022   22:35:07   (  -0.06,-137.34) (  -0.13,-137.68)   38.64                80
 10/15/2022   22:19:02   (  -0.06,-137.33) (   0.91,-133.15)  477.61                80
 10/17/2022   10:38:09   (   0.05,-137.33) (   0.28,-138.41)  123.70                80
 10/18/2022   10:22:05   (   0.05,-137.32) (  -0.75,-133.88)  392.16                80
 10/19/2022   22:41:20   (  -0.04,-137.31) (  -0.47,-139.18)  213.52                80
 10/20/2022   22:25:16   (  -0.04,-137.30) (   0.57,-134.65)  302.21                80
 10/22/2022   10:44:23   (   0.03,-137.28) (   0.61,-139.91)  299.65                80
 10/23/2022   10:28:18   (   0.03,-137.27) (  -0.37,-135.37)  215.81                80
 10/24/2022   22:47:34   (  -0.03,-137.25) (  -0.78,-140.68)  390.74                80
 10/25/2022   22:31:28   (  -0.03,-137.23) (   0.20,-136.14)  124.31                80