Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2019 6 11.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 06/12/2019   20:27:14   (   0.02,-104.61) (  -0.28,-105.86)  142.26                80
 06/13/2019   20:11:10   (   0.00,-104.62) (   0.72,-101.32)  374.87                80
 06/15/2019   08:30:19   (  -0.04,-104.49) (   0.41,-106.60)  240.40                80
 06/16/2019   08:14:15   (  -0.02,-104.50) (  -0.59,-102.07)  277.16                80
 06/17/2019   20:33:32   (   0.06,-104.65) (  -0.57,-107.38)  311.74                80
 06/18/2019   20:17:28   (   0.04,-104.65) (   0.44,-102.85)  205.47                80
 06/20/2019   08:36:36   (  -0.07,-104.52) (   0.75,-108.12)  410.39                80
 06/21/2019   08:20:31   (  -0.06,-104.53) (  -0.25,-103.59)  107.33                80
 06/22/2019   20:39:50   (   0.09,-104.69) (  -0.84,-108.91)  480.49                80
 06/23/2019   20:23:45   (   0.07,-104.70) (   0.16,-104.38)   37.11                80