Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2017 11 22.  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)
 11/24/2017   00:50:36   (   0.09,-135.09) (  -0.73,-138.75)  416.77                80
 11/25/2017   00:39:06   (   0.08,-135.12) (  -0.12,-135.94)   94.16                80
 11/26/2017   00:30:16   (   0.08,-135.14) (   0.54,-133.14)  228.32                80
 11/28/2017   12:49:00   (  -0.10,-135.28) (   0.60,-138.23)  336.95                80
 11/29/2017   12:37:31   (  -0.09,-135.30) (  -0.09,-135.44)   14.94                80
 11/30/2017   12:28:40   (  -0.08,-135.32) (  -0.72,-132.63)  307.47                80
 12/03/2017   00:47:34   (   0.10,-135.28) (  -0.46,-137.76)  282.77                80
 12/04/2017   00:36:04   (   0.09,-135.29) (   0.15,-134.95)   38.38                80
 12/05/2017   00:27:14   (   0.08,-135.30) (   0.83,-132.15)  359.23                80