Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2019 6 5.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 06/06/2019   20:39:41   (   0.01,-104.58) (  -0.98,-108.87)  489.68                80
 06/07/2019   20:20:57   (  -0.01,-104.58) (   0.02,-104.33)   27.24                80
 06/10/2019   08:24:02   (  -0.00,-104.46) (   0.12,-105.08)   70.54                80
 06/11/2019   08:07:57   (   0.01,-104.47) (  -0.88,-100.55)  446.99                80
 06/12/2019   20:27:14   (   0.02,-104.61) (  -0.27,-105.86)  142.93                80
 06/13/2019   20:11:10   (   0.00,-104.61) (   0.73,-101.33)  374.08                80
 06/15/2019   08:30:18   (  -0.04,-104.48) (   0.46,-106.59)  241.29                80
 06/16/2019   08:14:14   (  -0.02,-104.49) (  -0.54,-102.06)  276.22                80
 06/17/2019   20:33:32   (   0.05,-104.64) (  -0.56,-107.39)  312.76                80
 06/18/2019   20:17:28   (   0.04,-104.65) (   0.45,-102.85)  204.34                80