Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2019 2 16.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 02/18/2019   08:23:59   (   0.03,-104.39) (   0.21,-105.08)   79.75                80
 02/19/2019   08:07:54   (   0.03,-104.39) (  -0.85,-100.56)  437.31                80
 02/20/2019   20:29:49   (  -0.04,-104.19) (  -0.41,-105.84)  188.97                80
 02/21/2019   20:08:23   (  -0.03,-104.19) (   0.58,-101.31)  327.81                80
 02/23/2019   08:30:11   (   0.04,-104.40) (   0.53,-106.59)  249.04                80
 02/24/2019   08:14:06   (   0.04,-104.41) (  -0.47,-102.05)  268.38                80
 02/25/2019   20:36:01   (  -0.04,-104.22) (  -0.73,-107.35)  356.72                80
 02/26/2019   20:14:36   (  -0.04,-104.22) (   0.26,-102.81)  160.12                80
 02/28/2019   08:36:24   (   0.05,-104.43) (   0.84,-108.10)  417.51                80
 03/01/2019   08:20:19   (   0.05,-104.43) (  -0.15,-103.56)  100.04                80