Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2018 7 25.  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)
 07/27/2018   13:24:31   (  -0.33,-135.49) (   0.35,-138.53)  345.76                80
 07/28/2018   13:12:56   (  -0.34,-135.49) (  -0.27,-135.70)   24.76                80
 07/29/2018   12:58:43   (  -0.34,-135.48) (  -0.95,-132.88)  296.25                80
 08/01/2018   01:20:03   (   0.34,-135.45) (  -0.25,-137.94)  284.93                80
 08/02/2018   01:11:09   (   0.35,-135.44) (   0.42,-135.12)   35.64                80
 08/03/2018   00:59:36   (   0.35,-135.42) (   1.08,-132.31)  356.05                80
 08/05/2018   13:20:51   (  -0.35,-135.39) (   0.08,-137.35)  223.23                80
 08/06/2018   13:06:36   (  -0.35,-135.36) (  -0.55,-134.52)   96.37                80
 08/07/2018   12:55:02   (  -0.36,-135.34) (  -1.18,-131.69)  415.72                80