Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2016 9 28.  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)
 09/29/2016   11:52:26   (   0.20,-135.39) (   0.18,-135.24)   16.11                80
 09/30/2016   11:41:04   (   0.20,-135.37) (  -0.47,-132.48)  330.24                80
 10/03/2016   00:00:10   (  -0.17,-135.28) (  -0.71,-137.67)  272.19                80
 10/03/2016   23:51:26   (  -0.18,-135.26) (  -0.11,-134.90)   41.73                80
 10/04/2016   23:40:04   (  -0.19,-135.24) (   0.54,-132.13)  355.50                80
 10/07/2016   11:59:11   (   0.15,-135.23) (   0.62,-137.34)  240.65                80
 10/08/2016   11:50:28   (   0.15,-135.20) (   0.02,-134.56)   72.34                80
 10/09/2016   11:39:06   (   0.16,-135.17) (  -0.64,-131.80)  385.18                80
 10/11/2016   23:58:10   (  -0.12,-135.04) (  -0.57,-136.98)  221.80                80