Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2018 10 10.  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   20:21:16   (  -0.26,-104.11) (  -0.30,-104.23)   14.26                80
 10/13/2018   08:26:59   (   0.24,-104.11) (   0.42,-104.98)   98.67                80
 10/14/2018   08:05:34   (   0.26,-104.10) (  -0.55,-100.44)  416.76                80
 10/15/2018   20:27:30   (  -0.23,-104.09) (  -0.63,-105.75)  190.07                80
 10/16/2018   20:11:26   (  -0.24,-104.10) (   0.40,-101.23)  327.12                80
 10/18/2018   08:33:14   (   0.21,-104.13) (   0.75,-106.51)  271.44                80
 10/19/2018   08:11:50   (   0.22,-104.12) (  -0.27,-101.98)  244.10                80
 10/20/2018   20:33:46   (  -0.19,-104.08) (  -0.90,-107.29)  365.72                80
 10/21/2018   20:17:40   (  -0.20,-104.09) (   0.06,-102.75)  151.67                80
 10/23/2018   08:39:30   (   0.18,-104.15) (   1.03,-108.04)  443.54                80
 10/24/2018   08:18:04   (   0.20,-104.14) (   0.06,-103.50)   72.14                80