Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2021 6 2.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 06/02/2021   10:51:54   (   0.01,-137.19) (   0.95,-141.31)  469.32                80
 06/03/2021   10:30:30   (   0.00,-137.19) (  -0.09,-136.78)   46.66                80
 06/05/2021   22:36:23   (  -0.00,-137.19) (  -0.11,-137.55)   42.57                80
 06/06/2021   22:15:00   (   0.00,-137.18) (   0.93,-133.03)  473.16                80
 06/08/2021   10:39:28   (  -0.00,-137.17) (   0.27,-138.30)  128.74                80
 06/09/2021   10:18:05   (  -0.01,-137.16) (  -0.77,-133.77)  386.32                80
 06/10/2021   22:40:02   (   0.01,-137.15) (  -0.41,-139.08)  220.38                80
 06/11/2021   22:23:57   (   0.01,-137.13) (   0.57,-134.55)  294.33                80
 06/13/2021   10:45:47   (  -0.01,-137.11) (   0.58,-139.83)  308.95                80
 06/14/2021   10:24:22   (  -0.01,-137.09) (  -0.41,-135.29)  205.31                80
 06/15/2021   22:46:20   (   0.01,-137.06) (  -0.76,-140.60)  402.69                80