Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2018 7 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)
 07/15/2018   01:15:43   (   0.30,-135.47) (  -0.17,-137.45)  226.56                80
 07/16/2018   01:06:49   (   0.30,-135.48) (   0.48,-134.64)   96.44                80
 07/17/2018   00:55:16   (   0.30,-135.49) (   1.14,-131.82)  419.41                80
 07/18/2018   13:28:09   (  -0.31,-135.49) (   0.65,-139.70)  479.85                80
 07/19/2018   13:16:35   (  -0.31,-135.50) (   0.04,-136.87)  157.09                80
 07/20/2018   13:02:21   (  -0.31,-135.51) (  -0.63,-134.06)  165.64                80
 07/21/2018   12:53:28   (  -0.31,-135.52) (  -1.30,-131.24)  488.15                80
 07/23/2018   01:23:40   (   0.32,-135.53) (  -0.53,-139.11)  409.05                80
 07/24/2018   01:12:07   (   0.32,-135.54) (   0.13,-136.30)   86.92                80
 07/25/2018   01:03:13   (   0.33,-135.54) (   0.79,-133.48)  235.08                80