Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2018 10 24.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 10/26/2018   20:21:13   (  -0.19,-104.06) (  -0.26,-104.25)   22.67                80
 10/27/2018   20:05:08   (  -0.20,-104.07) (   0.78, -99.73)  494.69                80
 10/29/2018   08:26:57   (   0.17,-104.12) (   0.34,-105.01)  101.42                80
 10/30/2018   08:05:31   (   0.18,-104.10) (  -0.63,-100.47)  413.74                80
 10/31/2018   20:27:27   (  -0.15,-104.03) (  -0.53,-105.78)  199.69                80
 11/01/2018   20:11:22   (  -0.16,-104.03) (   0.44,-101.25)  317.26                80
 11/03/2018   08:33:10   (   0.13,-104.11) (   0.67,-106.53)  275.46                80
 11/04/2018   08:11:45   (   0.15,-104.10) (  -0.31,-101.99)  240.05                80
 11/05/2018   20:33:41   (  -0.12,-104.00) (  -0.86,-107.30)  375.94                80
 11/06/2018   20:17:36   (  -0.14,-104.01) (   0.12,-102.77)  141.44                80