Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2019 3 15.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 03/16/2019   08:36:13   (   0.08,-104.40) (   0.93,-108.04)  414.77                80
 03/17/2019   08:20:08   (   0.09,-104.41) (  -0.13,-103.51)  102.40                80
 03/19/2019   20:20:38   (  -0.09,-104.27) (  -0.07,-104.27)    2.79                80
 03/22/2019   08:23:40   (   0.09,-104.41) (   0.20,-105.01)   68.03                80
 03/23/2019   08:07:34   (   0.09,-104.42) (  -0.80,-100.48)  449.48                80
 03/24/2019   20:29:30   (  -0.09,-104.29) (  -0.39,-105.77)  168.02                80
 03/25/2019   20:08:04   (  -0.09,-104.29) (   0.61,-101.24)  348.49                80
 03/27/2019   08:29:51   (   0.10,-104.42) (   0.58,-106.50)  237.53                80
 03/28/2019   08:13:45   (   0.10,-104.43) (  -0.42,-101.96)  280.09                80