Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2018 10 27.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 10/29/2018   08:26:56   (   0.17,-104.12) (   0.37,-105.01)  101.04                80
 10/30/2018   08:05:31   (   0.18,-104.11) (  -0.61,-100.47)  414.26                80
 10/31/2018   20:27:27   (  -0.15,-104.04) (  -0.56,-105.78)  198.17                80
 11/01/2018   20:11:22   (  -0.16,-104.05) (   0.48,-101.25)  318.98                80
 11/03/2018   08:33:10   (   0.13,-104.12) (   0.70,-106.52)  274.18                80
 11/04/2018   08:11:45   (   0.15,-104.11) (  -0.34,-102.00)  241.52                80
 11/05/2018   20:33:42   (  -0.12,-104.03) (  -0.83,-107.31)  373.52                80
 11/06/2018   20:17:36   (  -0.14,-104.03) (   0.15,-102.77)  144.05                80
 11/08/2018   08:39:24   (   0.11,-104.14) (   0.96,-108.06)  445.50                80
 11/09/2018   08:17:59   (   0.13,-104.13) (  -0.02,-103.52)   70.38                80