Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2018 11 19.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 11/20/2018   08:11:50   (   0.09,-104.16) (  -0.39,-102.05)  240.10                80
 11/21/2018   20:33:46   (  -0.06,-104.02) (  -0.81,-107.36)  380.88                80
 11/22/2018   20:17:42   (  -0.07,-104.02) (   0.21,-102.83)  136.36                80
 11/24/2018   08:39:30   (   0.05,-104.18) (   0.93,-108.11)  447.94                80
 11/25/2018   08:18:04   (   0.07,-104.17) (  -0.04,-103.57)   67.61                80
 11/27/2018   20:21:16   (  -0.05,-104.00) (  -0.14,-104.35)   39.84                80
 11/28/2018   20:05:12   (  -0.06,-104.00) (   0.88, -99.82)  476.98                80
 11/30/2018   08:27:00   (   0.04,-104.17) (   0.25,-105.10)  106.39                80
 12/01/2018   08:05:36   (   0.05,-104.16) (  -0.77,-100.57)  409.25                80
 12/02/2018   20:27:32   (  -0.03,-103.98) (  -0.42,-105.88)  215.62                80