Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2018 7 14.  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)
 07/15/2018   01:15:42   (   0.30,-135.47) (  -0.19,-137.45)  226.59                80
 07/16/2018   01:06:50   (   0.30,-135.48) (   0.52,-134.64)   96.48                80
 07/17/2018   00:55:17   (   0.30,-135.49) (   1.18,-131.83)  419.40                80
 07/18/2018   13:28:09   (  -0.31,-135.49) (   0.66,-139.70)  479.75                80
 07/19/2018   13:16:35   (  -0.31,-135.50) (  -0.00,-136.88)  156.97                80
 07/20/2018   13:05:02   (  -0.31,-135.51) (  -0.67,-134.06)  165.74                80
 07/21/2018   12:53:27   (  -0.31,-135.52) (  -1.28,-131.23)  488.23                80
 07/23/2018   01:23:41   (   0.32,-135.53) (  -0.50,-139.12)  409.13                80
 07/24/2018   01:12:07   (   0.32,-135.54) (   0.16,-136.30)   87.02                80
 07/25/2018   01:03:14   (   0.33,-135.54) (   0.82,-133.48)  234.96                80
 07/27/2018   13:24:31   (  -0.34,-135.53) (   0.38,-138.53)  342.90                80
 07/28/2018   13:12:57   (  -0.34,-135.53) (  -0.29,-135.71)   21.34                80