Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2018 10 22.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 10/23/2018   08:39:27   (   0.18,-104.12) (   1.07,-108.02)  444.07                80
 10/24/2018   08:18:02   (   0.20,-104.11) (   0.03,-103.49)   71.53                80
 10/26/2018   20:21:13   (  -0.19,-104.06) (  -0.23,-104.26)   23.04                80
 10/27/2018   20:05:08   (  -0.20,-104.06) (   0.75, -99.72)  493.99                80
 10/29/2018   08:26:56   (   0.17,-104.11) (   0.37,-105.01)  101.89                80
 10/30/2018   08:05:31   (   0.18,-104.10) (  -0.60,-100.47)  413.15                80
 10/31/2018   20:27:27   (  -0.15,-104.02) (  -0.56,-105.78)  200.81                80
 11/01/2018   20:11:22   (  -0.16,-104.02) (   0.47,-101.25)  316.04                80
 11/03/2018   08:33:11   (   0.13,-104.11) (   0.65,-106.54)  276.54                80
 11/04/2018   08:11:45   (   0.15,-104.09) (  -0.33,-102.00)  238.90                80