Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2019 8 21.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 08/21/2019   20:17:34   (  -0.37,-104.55) (   0.01,-102.75)  205.05                80
 08/23/2019   08:39:22   (   0.38,-104.36) (   1.20,-108.01)  415.52                80
 08/24/2019   08:17:57   (   0.37,-104.34) (   0.18,-103.48)   98.30                80
 08/25/2019   20:39:54   (  -0.38,-104.48) (  -1.32,-108.79)  491.31                80
 08/26/2019   20:23:50   (  -0.37,-104.47) (  -0.30,-104.26)   23.91                80
 08/29/2019   08:26:52   (   0.37,-104.27) (   0.55,-104.98)   81.22                80
 08/30/2019   08:05:27   (   0.36,-104.25) (  -0.47,-100.45)  432.54                80
 08/31/2019   20:27:25   (  -0.37,-104.37) (  -0.66,-105.76)  158.17                80
 09/01/2019   20:11:20   (  -0.36,-104.36) (   0.36,-101.23)  357.37                80
 09/03/2019   08:33:07   (   0.37,-104.21) (   0.85,-106.49)  259.85                80