Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2022 4 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)
 04/13/2022   10:46:10   (  -0.03,-137.19) (   0.55,-139.82)  299.41                80
 04/14/2022   10:24:45   (  -0.03,-137.18) (  -0.43,-135.28)  216.44                80
 04/15/2022   22:49:21   (   0.03,-137.17) (  -0.72,-140.59)  389.62                80
 04/16/2022   22:27:55   (   0.03,-137.16) (   0.27,-136.05)  125.80                80
 04/18/2022   10:52:23   (  -0.03,-137.14) (   0.89,-141.32)  475.97                80
 04/19/2022   10:30:57   (  -0.03,-137.12) (  -0.10,-136.78)   38.77                80
 04/21/2022   22:36:47   (   0.03,-137.07) (  -0.11,-137.54)   55.00                80
 04/22/2022   22:18:03   (   0.02,-137.04) (   0.94,-133.02)  459.26                80
 04/24/2022   10:39:49   (  -0.02,-137.01) (   0.27,-138.28)  144.08                80
 04/25/2022   10:18:23   (  -0.02,-136.99) (  -0.73,-133.74)  369.96                80
 04/26/2022   22:40:19   (   0.01,-136.94) (  -0.47,-139.04)  238.73                80