Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2017 10 17.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 10/18/2017   12:20:46   (   0.07,-135.28) (  -0.68,-131.97)  377.41                80
 10/21/2017   00:39:35   (  -0.03,-135.12) (  -0.49,-137.08)  222.95                80
 10/22/2017   00:30:45   (  -0.04,-135.10) (   0.15,-134.27)   94.06                80
 10/23/2017   00:19:16   (  -0.05,-135.07) (   0.79,-131.47)  411.01                80
 10/24/2017   12:49:36   (   0.01,-135.13) (   1.02,-139.39)  487.13                80
 10/25/2017   12:38:07   (   0.02,-135.10) (   0.38,-136.59)  170.72                80
 10/26/2017   12:29:17   (   0.02,-135.07) (  -0.27,-133.79)  145.49                80
 10/27/2017   12:17:48   (   0.03,-135.03) (  -0.91,-130.99)  461.59                80
 10/29/2017   00:48:05   (   0.01,-134.88) (  -0.94,-138.89)  458.39                80
 10/30/2017   00:36:36   (   0.00,-134.84) (  -0.29,-136.09)  142.54                80
 10/31/2017   00:27:46   (  -0.00,-134.81) (   0.35,-133.29)  173.12                80