Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2018 7 6.  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)
 07/07/2018   01:07:45   (   0.26,-135.35) (   0.16,-135.79)   50.48                80
 07/08/2018   00:58:51   (   0.26,-135.37) (   0.81,-132.97)  273.60                80
 07/10/2018   13:17:32   (  -0.28,-135.40) (   0.31,-138.04)  301.26                80
 07/11/2018   13:08:38   (  -0.28,-135.41) (  -0.35,-135.22)   22.08                80
 07/12/2018   12:57:05   (  -0.28,-135.42) (  -1.00,-132.41)  344.89                80
 07/15/2018   01:15:43   (   0.30,-135.45) (  -0.18,-137.46)  228.76                80
 07/16/2018   01:06:49   (   0.30,-135.46) (   0.48,-134.64)   93.96                80
 07/17/2018   00:55:16   (   0.30,-135.47) (   1.13,-131.82)  416.64                80
 07/18/2018   13:28:09   (  -0.31,-135.47) (   0.66,-139.70)  482.45                80
 07/19/2018   13:16:36   (  -0.31,-135.48) (  -0.01,-136.89)  159.98                80
 07/20/2018   13:02:21   (  -0.31,-135.48) (  -0.61,-134.06)  162.46                80