Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2019 5 8.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 05/09/2019   08:23:44   (   0.10,-104.39) (   0.22,-105.02)   71.29                80
 05/10/2019   08:07:40   (   0.11,-104.39) (  -0.77,-100.48)  445.68                80
 05/11/2019   20:29:37   (  -0.09,-104.44) (  -0.41,-105.79)  154.40                80
 05/12/2019   20:08:13   (  -0.11,-104.43) (   0.58,-101.25)  361.66                80
 05/14/2019   08:30:02   (   0.09,-104.38) (   0.56,-106.53)  244.95                80
 05/15/2019   08:13:58   (   0.10,-104.39) (  -0.43,-102.00)  272.20                80
 05/16/2019   20:35:55   (  -0.08,-104.46) (  -0.74,-107.31)  325.76                80
 05/17/2019   20:14:31   (  -0.09,-104.45) (   0.31,-102.79)  190.52                80
 05/19/2019   08:36:20   (   0.07,-104.39) (   0.89,-108.06)  417.84                80
 05/20/2019   08:20:15   (   0.07,-104.40) (  -0.10,-103.52)   99.35                80
 05/21/2019   20:42:14   (  -0.05,-104.48) (  -1.01,-108.84)  496.92                80