Simultaneous Nadir Overpasses (SNOs) between GOES-14 and NPP
TLE Epoch: 2018 8 30.  Predictions up to the next  14.0 days:

     Date     Time(GOES-14)   GOES-14 Lat/Lon  NPP Lat/Lon    Distance(km)  Time Diff(sec)
 08/31/2018   08:33:00   (   0.38,-104.30) (   0.88,-106.41)  241.09                80
 09/01/2018   08:11:36   (   0.38,-104.28) (  -0.17,-101.89)  272.96                80
 09/02/2018   20:33:34   (  -0.38,-104.40) (  -1.01,-107.20)  319.01                80
 09/03/2018   20:17:29   (  -0.38,-104.39) (  -0.02,-102.66)  196.20                80
 09/05/2018   08:39:17   (   0.37,-104.24) (   1.22,-107.93)  420.70                80
 09/06/2018   08:17:54   (   0.37,-104.22) (   0.17,-103.41)   92.95                80
 09/08/2018   20:23:47   (  -0.36,-104.30) (  -0.35,-104.18)   13.47                80
 09/11/2018   08:26:52   (   0.36,-104.16) (   0.51,-104.92)   86.34                80
 09/12/2018   08:05:27   (   0.36,-104.14) (  -0.49,-100.39)  427.88                80