Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2015 7 22.  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)
 07/24/2015   11:23:35   (  -0.23,-135.12) (   0.33,-137.60)  282.71                80
 07/25/2015   11:15:02   (  -0.23,-135.12) (  -0.29,-134.88)   28.06                80
 07/26/2015   11:03:48   (  -0.23,-135.12) (  -0.92,-132.15)  338.63                80
 07/28/2015   23:23:27   (   0.25,-135.11) (  -0.28,-137.50)  271.96                80
 07/29/2015   23:14:53   (   0.25,-135.10) (   0.30,-134.77)   38.02                80
 07/30/2015   23:03:39   (   0.25,-135.09) (   0.95,-132.05)  347.73                80
 08/02/2015   11:23:01   (  -0.26,-135.04) (   0.24,-137.32)  259.76                80
 08/03/2015   11:14:26   (  -0.26,-135.03) (  -0.34,-134.59)   49.67                80
 08/04/2015   11:03:13   (  -0.26,-135.01) (  -0.97,-131.86)  358.81                80