Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2017 11 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)
 11/20/2017   12:40:34   (  -0.07,-135.08) (   0.22,-136.43)  153.61                80
 11/21/2017   12:31:44   (  -0.07,-135.11) (  -0.39,-133.62)  169.80                80
 11/22/2017   12:20:14   (  -0.06,-135.14) (  -1.07,-130.83)  493.07                80
 11/24/2017   00:50:36   (   0.09,-135.10) (  -0.73,-138.75)  416.58                80
 11/25/2017   00:39:06   (   0.08,-135.12) (  -0.13,-135.94)   93.94                80
 11/26/2017   00:30:16   (   0.08,-135.14) (   0.54,-133.14)  228.57                80
 11/28/2017   12:49:00   (  -0.10,-135.29) (   0.60,-138.23)  336.76                80
 11/29/2017   12:37:31   (  -0.09,-135.31) (  -0.09,-135.44)   14.72                80
 11/30/2017   12:28:40   (  -0.08,-135.33) (  -0.72,-132.63)  307.72                80
 12/03/2017   00:47:34   (   0.10,-135.28) (  -0.46,-137.76)  282.28                80