Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2020 5 30.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 05/30/2020   20:07:59   (  -0.04,-104.29) (   0.64,-101.23)  348.74                80
 06/01/2020   08:29:46   (   0.01,-104.15) (   0.55,-106.49)  267.16                80
 06/02/2020   08:13:41   (   0.02,-104.16) (  -0.49,-101.96)  250.52                80
 06/03/2020   20:32:58   (   0.01,-104.31) (  -0.67,-107.27)  337.51                80
 06/04/2020   20:16:53   (  -0.00,-104.31) (   0.37,-102.74)  179.43                80
 06/06/2020   08:36:01   (  -0.03,-104.16) (   0.82,-108.01)  438.06                80
 06/07/2020   08:19:55   (  -0.02,-104.17) (  -0.16,-103.46)   79.49                80
 06/09/2020   20:20:27   (   0.03,-104.33) (   0.04,-104.24)    9.98                80
 06/12/2020   08:23:30   (  -0.04,-104.19) (   0.11,-104.98)   90.16                80
 06/13/2020   08:07:24   (  -0.03,-104.20) (  -0.87,-100.44)  427.91                80