Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2019 4 25.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 04/26/2019   20:08:03   (  -0.13,-104.38) (   0.58,-101.22)  360.41                80
 04/28/2019   08:29:51   (   0.12,-104.37) (   0.62,-106.49)  241.68                80
 04/29/2019   08:13:48   (   0.13,-104.38) (  -0.42,-101.97)  275.24                80
 04/30/2019   20:35:45   (  -0.11,-104.40) (  -0.77,-107.27)  327.39                80
 05/01/2019   20:14:21   (  -0.12,-104.40) (   0.22,-102.74)  188.60                80
 05/03/2019   08:36:10   (   0.11,-104.37) (   0.92,-108.02)  415.28                80
 05/04/2019   08:20:06   (   0.12,-104.38) (  -0.07,-103.48)  101.62                80
 05/05/2019   20:42:04   (  -0.10,-104.42) (  -1.06,-108.81)  499.48                80
 05/06/2019   20:20:39   (  -0.11,-104.41) (  -0.07,-104.27)   16.25                80
 05/09/2019   08:23:44   (   0.10,-104.37) (   0.22,-105.02)   73.55                80