Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2022 6 27.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 06/27/2022   10:39:47   (   0.03,-137.19) (   0.24,-138.25)  119.68                80
 06/28/2022   10:18:24   (   0.02,-137.19) (  -0.77,-133.72)  395.63                80
 06/29/2022   22:43:01   (  -0.02,-137.18) (  -0.46,-139.02)  210.43                80
 06/30/2022   22:21:38   (  -0.02,-137.17) (   0.56,-134.50)  304.62                80
 07/02/2022   10:46:07   (   0.02,-137.16) (   0.63,-139.77)  297.87                80
 07/03/2022   10:24:44   (   0.02,-137.15) (  -0.39,-135.24)  216.97                80
 07/04/2022   22:49:22   (  -0.03,-137.13) (  -0.77,-140.56)  389.83                80
 07/05/2022   22:27:58   (  -0.02,-137.12) (   0.24,-136.03)  124.79                80
 07/07/2022   10:52:28   (   0.03,-137.10) (   0.94,-141.31)  478.65                80
 07/08/2022   10:31:03   (   0.02,-137.08) (  -0.02,-136.77)   35.50                80
 07/10/2022   22:36:58   (  -0.01,-137.03) (  -0.12,-137.56)   59.85                80