Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2019 5 27.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 05/28/2019   20:08:22   (  -0.07,-104.52) (   0.64,-101.29)  367.76                80
 05/30/2019   08:30:11   (   0.04,-104.42) (   0.50,-106.57)  244.81                80
 05/31/2019   08:14:07   (   0.05,-104.42) (  -0.50,-102.04)  272.47                80
 06/01/2019   20:33:24   (  -0.02,-104.54) (  -0.66,-107.35)  319.72                80
 06/02/2019   20:14:39   (  -0.04,-104.54) (   0.33,-102.81)  196.73                80
 06/04/2019   08:36:29   (   0.01,-104.42) (   0.80,-108.09)  417.74                80
 06/05/2019   08:20:24   (   0.02,-104.43) (  -0.19,-103.56)   99.10                80
 06/06/2019   20:39:42   (   0.01,-104.55) (  -0.96,-108.87)  492.51                80
 06/07/2019   20:23:37   (  -0.01,-104.55) (   0.04,-104.34)   23.76                80
 06/10/2019   08:24:01   (  -0.00,-104.42) (   0.16,-105.07)   74.91                80