Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2018 10 8.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 10/10/2018   20:21:15   (  -0.26,-104.12) (  -0.28,-104.23)   12.11                80
 10/13/2018   08:26:58   (   0.24,-104.12) (   0.45,-104.97)   96.99                80
 10/14/2018   08:05:34   (   0.26,-104.11) (  -0.58,-100.45)  418.61                80
 10/15/2018   20:27:30   (  -0.23,-104.11) (  -0.58,-105.76)  187.06                80
 10/16/2018   20:11:25   (  -0.24,-104.12) (   0.39,-101.22)  330.30                80
 10/18/2018   08:33:13   (   0.21,-104.14) (   0.75,-106.50)  268.83                80
 10/19/2018   08:11:48   (   0.22,-104.13) (  -0.28,-101.97)  246.90                80
 10/20/2018   20:33:45   (  -0.19,-104.11) (  -0.88,-107.28)  361.74                80
 10/21/2018   20:17:39   (  -0.20,-104.11) (   0.09,-102.75)  155.82                80