Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2015 11 18.  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)
 11/18/2015   11:16:16   (  -0.01,-135.45) (  -0.54,-133.14)  262.95                80
 11/20/2015   23:35:48   (   0.05,-135.44) (  -0.66,-138.46)  345.11                80
 11/21/2015   23:24:32   (   0.04,-135.45) (  -0.04,-135.72)   31.80                80
 11/22/2015   23:15:55   (   0.03,-135.45) (   0.59,-132.98)  281.36                80
 11/25/2015   11:35:09   (  -0.06,-135.49) (   0.56,-138.23)  312.41                80
 11/26/2015   11:26:33   (  -0.05,-135.49) (  -0.06,-135.49)    1.84                80
 11/27/2015   11:15:16   (  -0.04,-135.49) (  -0.69,-132.75)  312.52                80
 11/29/2015   23:34:47   (   0.06,-135.44) (  -0.55,-138.05)  298.74                80
 11/30/2015   23:26:11   (   0.06,-135.44) (   0.10,-135.32)   13.57                80
 12/01/2015   23:14:53   (   0.05,-135.43) (   0.68,-132.57)  325.83                80