Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2017 9 5.  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)
 09/07/2017   00:42:38   (  -0.26,-134.95) (  -1.22,-139.04)  467.46                80
 09/08/2017   00:31:10   (  -0.26,-134.94) (  -0.56,-136.25)  149.56                80
 09/09/2017   00:22:21   (  -0.27,-134.92) (   0.10,-133.46)  168.12                80
 09/10/2017   00:10:52   (  -0.27,-134.91) (   0.70,-130.65)  485.70                80
 09/11/2017   12:41:06   (   0.24,-134.97) (   1.04,-138.55)  408.60                80
 09/12/2017   12:29:36   (   0.25,-134.94) (   0.46,-135.75)   92.06                80
 09/13/2017   12:20:48   (   0.25,-134.92) (  -0.19,-132.95)  224.34                80
 09/16/2017   00:39:46   (  -0.21,-134.75) (  -0.97,-138.10)  381.83                80
 09/17/2017   00:28:16   (  -0.22,-134.72) (  -0.36,-135.29)   65.44                80
 09/18/2017   00:19:28   (  -0.22,-134.70) (   0.31,-132.50)  250.87                80