Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2019 1 31.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 01/31/2019   20:04:58   (  -0.00,-104.13) (   0.93, -99.83)  489.71                80
 02/02/2019   08:24:06   (   0.02,-104.36) (   0.19,-105.11)   85.71                80
 02/03/2019   08:05:22   (   0.01,-104.36) (  -0.86,-100.58)  431.06                80
 02/04/2019   20:29:56   (  -0.01,-104.14) (  -0.40,-105.87)  197.00                80
 02/05/2019   20:08:32   (  -0.01,-104.15) (   0.64,-101.34)  319.84                80
 02/07/2019   08:30:20   (   0.01,-104.37) (   0.48,-106.63)  255.80                80
 02/08/2019   08:14:14   (   0.00,-104.38) (  -0.51,-102.09)  261.33                80
 02/09/2019   20:36:09   (  -0.00,-104.17) (  -0.75,-107.37)  366.08                80
 02/10/2019   20:14:44   (  -0.00,-104.17) (   0.30,-102.85)  150.77                80
 02/12/2019   08:36:33   (   0.00,-104.39) (   0.82,-108.13)  425.28                80
 02/13/2019   08:20:27   (   0.00,-104.40) (  -0.17,-103.59)   91.68                80