Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2017 10 16.  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)
 10/17/2017   12:32:15   (   0.06,-135.30) (  -0.06,-134.77)   60.09                80
 10/18/2017   12:20:46   (   0.07,-135.28) (  -0.69,-131.97)  377.48                80
 10/21/2017   00:39:35   (  -0.03,-135.13) (  -0.48,-137.08)  222.75                80
 10/22/2017   00:30:45   (  -0.04,-135.10) (   0.15,-134.28)   94.33                80
 10/23/2017   00:19:16   (  -0.05,-135.08) (   0.79,-131.48)  411.35                80
 10/24/2017   12:49:36   (   0.01,-135.13) (   1.01,-139.39)  486.65                80
 10/25/2017   12:38:07   (   0.02,-135.10) (   0.37,-136.59)  170.18                80
 10/26/2017   12:29:17   (   0.03,-135.07) (  -0.27,-133.79)  146.09                80
 10/27/2017   12:17:48   (   0.03,-135.04) (  -0.92,-130.99)  462.26                80
 10/29/2017   00:48:05   (   0.01,-134.88) (  -0.93,-138.89)  457.67                80
 10/30/2017   00:36:36   (   0.00,-134.85) (  -0.28,-136.09)  141.74                80