Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2018 11 26.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 11/27/2018   20:21:16   (  -0.05,-104.02) (  -0.15,-104.34)   37.11                80
 11/28/2018   20:05:12   (  -0.06,-104.03) (   0.88, -99.81)  480.16                80
 11/30/2018   08:27:00   (   0.04,-104.19) (   0.25,-105.10)  103.75                80
 12/01/2018   08:05:36   (   0.05,-104.18) (  -0.77,-100.57)  412.21                80
 12/02/2018   20:27:32   (  -0.03,-104.02) (  -0.42,-105.87)  211.00                80
 12/03/2018   20:11:26   (  -0.04,-104.03) (   0.55,-101.33)  306.60                80
 12/05/2018   08:33:16   (   0.02,-104.22) (   0.53,-106.63)  274.19                80
 12/06/2018   08:11:50   (   0.03,-104.21) (  -0.44,-102.09)  242.07                80
 12/07/2018   20:33:46   (  -0.01,-104.03) (  -0.75,-107.39)  383.41                80
 12/08/2018   20:17:41   (  -0.02,-104.03) (   0.22,-102.85)  134.13                80