Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2019 10 1.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 10/02/2019   20:27:23   (  -0.28,-104.23) (  -0.61,-105.74)  171.77                80
 10/03/2019   20:11:18   (  -0.29,-104.24) (   0.36,-101.20)  345.44                80
 10/05/2019   08:33:06   (   0.26,-104.23) (   0.77,-106.49)  257.42                80
 10/06/2019   08:11:41   (   0.27,-104.22) (  -0.20,-101.95)  257.91                80
 10/07/2019   20:33:37   (  -0.25,-104.22) (  -0.96,-107.26)  347.43                80
 10/08/2019   20:17:33   (  -0.26,-104.23) (   0.08,-102.74)  169.97                80
 10/10/2019   08:39:21   (   0.23,-104.25) (   1.06,-108.02)  429.08                80
 10/11/2019   08:17:55   (   0.25,-104.24) (   0.08,-103.48)   86.62                80
 10/13/2019   20:21:06   (  -0.23,-104.23) (  -0.25,-104.26)    3.90                80