Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2018 11 17.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 11/17/2018   20:11:26   (  -0.09,-104.03) (   0.51,-101.30)  310.63                80
 11/19/2018   08:33:14   (   0.07,-104.17) (   0.63,-106.58)  275.88                80
 11/20/2018   08:11:50   (   0.09,-104.16) (  -0.40,-102.05)  239.89                80
 11/21/2018   20:33:46   (  -0.06,-104.01) (  -0.81,-107.36)  381.54                80
 11/22/2018   20:17:42   (  -0.07,-104.02) (   0.21,-102.83)  135.59                80
 11/24/2018   08:39:30   (   0.05,-104.17) (   0.92,-108.11)  448.64                80
 11/25/2018   08:18:05   (   0.07,-104.16) (  -0.04,-103.57)   66.80                80
 11/27/2018   20:21:16   (  -0.05,-103.99) (  -0.13,-104.35)   41.13                80
 11/28/2018   20:05:12   (  -0.06,-103.99) (   0.89, -99.82)  475.58                80
 11/30/2018   08:27:00   (   0.04,-104.16) (   0.24,-105.10)  107.75                80