Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2019 5 6.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 05/06/2019   20:20:39   (  -0.11,-104.42) (  -0.09,-104.26)   17.77                80
 05/09/2019   08:23:44   (   0.10,-104.38) (   0.24,-105.01)   71.76                80
 05/10/2019   08:07:40   (   0.11,-104.38) (  -0.75,-100.48)  444.98                80
 05/11/2019   20:29:38   (  -0.09,-104.43) (  -0.38,-105.80)  155.24                80
 05/12/2019   20:08:13   (  -0.11,-104.42) (   0.62,-101.26)  360.66                80
 05/14/2019   08:30:02   (   0.09,-104.37) (   0.58,-106.53)  246.37                80
 05/15/2019   08:13:57   (   0.10,-104.37) (  -0.41,-102.00)  270.62                80
 05/16/2019   20:35:55   (  -0.08,-104.44) (  -0.71,-107.32)  327.43                80
 05/17/2019   20:14:31   (  -0.09,-104.44) (   0.29,-102.78)  188.65                80
 05/19/2019   08:36:19   (   0.07,-104.37) (   0.91,-108.05)  420.13                80