Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2019 9 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)
 09/30/2019   08:26:52   (   0.29,-104.21) (   0.44,-104.97)   85.45                80
 10/01/2019   08:05:27   (   0.30,-104.20) (  -0.54,-100.43)  430.01                80
 10/02/2019   20:27:23   (  -0.28,-104.24) (  -0.63,-105.74)  171.42                80
 10/03/2019   20:11:19   (  -0.29,-104.25) (   0.41,-101.22)  345.89                80
 10/05/2019   08:33:06   (   0.27,-104.23) (   0.79,-106.48)  257.22                80
 10/06/2019   08:11:41   (   0.27,-104.22) (  -0.24,-101.96)  258.19                80
 10/07/2019   20:33:38   (  -0.25,-104.23) (  -0.92,-107.27)  346.62                80
 10/08/2019   20:17:32   (  -0.26,-104.24) (   0.06,-102.73)  170.87                80
 10/10/2019   08:39:21   (   0.23,-104.26) (   1.08,-108.01)  428.45                80
 10/11/2019   08:17:56   (   0.25,-104.25) (   0.05,-103.49)   87.37                80