Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2015 5 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)
 05/06/2015   11:07:51   (   0.05,-135.46) (  -0.19,-134.40)  120.24                80
 05/07/2015   10:56:39   (   0.05,-135.46) (  -0.82,-131.69)  430.01                80
 05/08/2015   23:27:25   (  -0.04,-135.41) (  -1.04,-139.73)  492.43                80
 05/09/2015   23:16:13   (  -0.04,-135.41) (  -0.40,-137.01)  182.99                80
 05/10/2015   23:07:42   (  -0.04,-135.40) (   0.23,-134.30)  126.36                80
 05/11/2015   22:56:29   (  -0.05,-135.39) (   0.81,-131.57)  435.56                80
 05/13/2015   11:27:18   (   0.04,-135.42) (   0.98,-139.63)  480.74                80
 05/14/2015   11:16:05   (   0.04,-135.41) (   0.40,-136.91)  171.85                80
 05/15/2015   11:07:34   (   0.04,-135.39) (  -0.24,-134.20)  136.91                80
 05/16/2015   10:56:21   (   0.04,-135.38) (  -0.83,-131.47)  445.53                80
 05/17/2015   23:27:07   (  -0.02,-135.32) (  -1.00,-139.51)  478.78                80
 05/18/2015   23:15:55   (  -0.03,-135.30) (  -0.36,-136.80)  170.53                80