Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2018 9 12.  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)
 09/13/2018   01:24:36   (  -0.23,-135.27) (  -0.73,-137.50)  253.43                80
 09/14/2018   01:15:41   (  -0.24,-135.30) (  -0.07,-134.67)   72.50                80
 09/15/2018   01:04:07   (  -0.25,-135.33) (   0.58,-131.85)  398.32                80
 09/16/2018   13:34:09   (   0.20,-135.46) (   1.19,-139.69)  483.30                80
 09/17/2018   13:22:34   (   0.21,-135.48) (   0.54,-136.87)  158.10                80
 09/18/2018   13:13:40   (   0.22,-135.51) (  -0.11,-134.04)  166.92                80
 09/19/2018   13:02:06   (   0.22,-135.53) (  -0.76,-131.22)  491.83                80
 09/21/2018   01:32:26   (  -0.17,-135.48) (  -1.04,-139.13)  417.25                80
 09/22/2018   01:20:51   (  -0.18,-135.50) (  -0.38,-136.31)   92.36                80
 09/23/2018   01:11:57   (  -0.18,-135.52) (   0.28,-133.48)  232.38                80
 09/25/2018   13:30:26   (   0.14,-135.65) (   0.83,-138.50)  326.11                80