Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2018 10 18.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 10/18/2018   08:33:13   (   0.21,-104.12) (   0.72,-106.50)  271.28                80
 10/19/2018   08:11:48   (   0.22,-104.10) (  -0.25,-101.96)  244.02                80
 10/20/2018   20:33:44   (  -0.19,-104.07) (  -0.91,-107.27)  365.58                80
 10/21/2018   20:17:40   (  -0.21,-104.07) (   0.12,-102.75)  151.60                80
 10/23/2018   08:39:27   (   0.18,-104.12) (   1.07,-108.02)  444.38                80
 10/24/2018   08:18:02   (   0.20,-104.11) (   0.03,-103.49)   71.13                80
 10/26/2018   20:21:13   (  -0.18,-104.05) (  -0.22,-104.26)   24.58                80
 10/27/2018   20:05:08   (  -0.20,-104.05) (   0.76, -99.73)  492.32                80
 10/29/2018   08:26:56   (   0.17,-104.11) (   0.37,-105.01)  103.09                80
 10/30/2018   08:05:31   (   0.18,-104.09) (  -0.61,-100.47)  411.85                80
 10/31/2018   20:27:27   (  -0.15,-104.00) (  -0.55,-105.78)  202.96                80