Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2018 10 13.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 10/14/2018   08:05:33   (   0.26,-104.11) (  -0.57,-100.44)  418.60                80
 10/15/2018   20:27:29   (  -0.23,-104.11) (  -0.59,-105.75)  187.57                80
 10/16/2018   20:11:24   (  -0.24,-104.11) (   0.39,-101.21)  329.81                80
 10/18/2018   08:33:12   (   0.21,-104.14) (   0.74,-106.50)  268.76                80
 10/19/2018   08:11:46   (   0.22,-104.13) (  -0.25,-101.96)  246.98                80
 10/20/2018   20:33:43   (  -0.19,-104.10) (  -0.91,-107.27)  362.17                80
 10/21/2018   20:17:37   (  -0.20,-104.11) (   0.07,-102.74)  155.45                80
 10/23/2018   08:39:26   (   0.18,-104.16) (   1.05,-108.02)  439.70                80
 10/24/2018   08:18:00   (   0.20,-104.16) (   0.06,-103.48)   76.23                80
 10/26/2018   20:21:11   (  -0.18,-104.10) (  -0.22,-104.26)   18.40                80