Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2018 9 5.  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)
 09/06/2018   01:07:48   (  -0.30,-135.03) (   0.15,-133.02)  229.23                80
 09/08/2018   13:26:17   (   0.26,-135.20) (   0.91,-138.05)  325.51                80
 09/09/2018   13:14:43   (   0.26,-135.23) (   0.26,-135.23)    0.76                80
 09/10/2018   13:05:48   (   0.27,-135.27) (  -0.38,-132.40)  326.96                80
 09/13/2018   01:24:35   (  -0.23,-135.28) (  -0.76,-137.49)  252.89                80
 09/14/2018   01:15:41   (  -0.24,-135.31) (  -0.10,-134.67)   73.24                80
 09/15/2018   01:04:06   (  -0.25,-135.35) (   0.55,-131.85)  399.32                80
 09/16/2018   13:34:09   (   0.20,-135.47) (   1.16,-139.70)  482.18                80
 09/17/2018   13:22:35   (   0.21,-135.50) (   0.51,-136.88)  156.78                80
 09/18/2018   13:13:40   (   0.22,-135.52) (  -0.14,-134.05)  168.49                80