Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2015 3 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)
 03/17/2015   23:05:56   (  -0.00,-135.08) (  -0.07,-135.34)   29.65                80
 03/18/2015   22:57:27   (   0.00,-135.05) (   0.56,-132.64)  275.98                80
 03/21/2015   11:19:38   (   0.00,-134.99) (   0.65,-137.95)  336.63                80
 03/22/2015   11:08:27   (  -0.00,-134.96) (   0.09,-135.23)   31.75                80
 03/23/2015   10:54:38   (  -0.00,-134.92) (  -0.54,-132.52)  273.21                80
 03/25/2015   23:17:06   (  -0.00,-134.79) (  -0.70,-137.91)  354.78                80
 03/26/2015   23:05:55   (  -0.00,-134.75) (  -0.11,-135.19)   50.00                80
 03/27/2015   22:57:25   (  -0.00,-134.71) (   0.48,-132.47)  254.73                80
 03/30/2015   11:19:36   (   0.01,-134.64) (   0.74,-137.79)  360.13                80