Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2017 9 19.  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)
 09/20/2017   12:38:16   (   0.19,-135.39) (   0.74,-137.63)  256.31                80
 09/21/2017   12:29:28   (   0.20,-135.40) (   0.08,-134.83)   64.61                80
 09/22/2017   12:17:59   (   0.21,-135.41) (  -0.57,-132.04)  385.40                80
 09/25/2017   00:36:54   (  -0.18,-135.36) (  -0.61,-137.17)  207.37                80
 09/26/2017   00:28:06   (  -0.18,-135.37) (   0.07,-134.38)  113.24                80
 09/27/2017   00:16:36   (  -0.19,-135.38) (   0.69,-131.58)  433.72                80
 09/28/2017   12:46:54   (   0.15,-135.48) (   1.05,-139.50)  457.92                80
 09/29/2017   12:35:25   (   0.15,-135.49) (   0.44,-136.69)  138.14                80
 09/30/2017   12:26:36   (   0.16,-135.49) (  -0.22,-133.90)  181.47                80
 10/03/2017   00:45:29   (  -0.12,-135.39) (  -0.93,-139.03)  414.45                80