Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2015 4 21.  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)
 04/21/2015   23:16:44   (  -0.06,-135.25) (  -0.52,-137.41)  246.51                80
 04/22/2015   23:08:12   (  -0.06,-135.27) (   0.08,-134.69)   65.64                80
 04/23/2015   22:57:01   (  -0.06,-135.29) (   0.69,-131.98)  377.70                80
 04/26/2015   11:19:16   (   0.06,-135.38) (   0.48,-137.32)  220.17                80
 04/27/2015   11:05:25   (   0.06,-135.40) (  -0.13,-134.60)   91.56                80
 04/28/2015   10:54:14   (   0.07,-135.42) (  -0.73,-131.88)  403.18                80
 04/30/2015   23:16:29   (  -0.07,-135.41) (  -0.45,-137.22)  206.16                80
 05/01/2015   23:07:57   (  -0.07,-135.42) (   0.12,-134.49)  105.23                80
 05/02/2015   22:56:45   (  -0.07,-135.43) (   0.75,-131.78)  416.36                80
 05/04/2015   11:27:33   (   0.06,-135.49) (   1.07,-139.83)  495.51                80
 05/05/2015   11:16:21   (   0.06,-135.50) (   0.44,-137.12)  184.88                80