Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2019 8 10.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 08/13/2019   08:26:52   (   0.37,-104.48) (   0.46,-105.01)   59.51                80
 08/14/2019   08:05:27   (   0.35,-104.46) (  -0.55,-100.48)  454.43                80
 08/15/2019   20:27:24   (  -0.37,-104.63) (  -0.66,-105.78)  131.92                80
 08/16/2019   20:11:20   (  -0.36,-104.62) (   0.42,-101.26)  383.52                80
 08/18/2019   08:33:07   (   0.38,-104.43) (   0.84,-106.51)  237.12                80
 08/19/2019   08:11:42   (   0.37,-104.41) (  -0.17,-101.98)  277.08                80
 08/20/2019   20:33:39   (  -0.38,-104.56) (  -0.97,-107.29)  311.16                80
 08/21/2019   20:17:35   (  -0.37,-104.55) (   0.04,-102.76)  204.40                80
 08/23/2019   08:39:21   (   0.38,-104.38) (   1.22,-108.01)  414.35                80
 08/24/2019   08:17:58   (   0.37,-104.36) (   0.15,-103.49)   99.60                80