Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2015 4 14.  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)
 04/14/2015   22:57:12   (  -0.05,-135.07) (   0.61,-132.15)  332.41                80
 04/17/2015   11:19:26   (   0.05,-135.18) (   0.56,-137.49)  263.73                80
 04/18/2015   11:05:36   (   0.05,-135.20) (  -0.07,-134.78)   48.70                80
 04/19/2015   10:54:26   (   0.05,-135.23) (  -0.70,-132.07)  360.88                80
 04/21/2015   23:16:43   (  -0.06,-135.25) (  -0.57,-137.41)  246.28                80
 04/22/2015   23:08:13   (  -0.06,-135.27) (   0.09,-134.70)   65.84                80
 04/23/2015   22:57:01   (  -0.06,-135.29) (   0.69,-131.98)  377.84                80
 04/26/2015   11:19:17   (   0.06,-135.38) (   0.52,-137.32)  221.31                80
 04/27/2015   11:05:27   (   0.06,-135.40) (  -0.13,-134.61)   90.30                80