Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NPP
TLE Epoch: 2020 5 26.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 05/27/2020   22:48:51   (   0.00,-137.20) (  -0.77,-140.56)  383.77                80
 05/28/2020   22:27:26   (   0.00,-137.20) (   0.26,-136.03)  132.55                80
 05/30/2020   10:51:54   (  -0.00,-137.20) (   0.93,-141.30)  467.83                80
 05/31/2020   10:30:29   (  -0.00,-137.19) (  -0.11,-136.77)   48.20                80
 06/02/2020   22:36:20   (   0.00,-137.17) (  -0.07,-137.54)   41.72                80
 06/03/2020   22:17:35   (   0.01,-137.16) (   0.96,-133.01)  473.78                80
 06/05/2020   10:39:23   (  -0.00,-137.15) (   0.23,-138.27)  128.07                80
 06/06/2020   10:20:37   (  -0.00,-137.13) (  -0.75,-133.73)  387.06                80
 06/07/2020   22:39:53   (  -0.00,-137.10) (  -0.46,-139.03)  219.90                80
 06/08/2020   22:23:48   (  -0.01,-137.09) (   0.58,-134.50)  295.03                80