Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2018 11 13.  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)
 11/14/2018   01:09:10   (   0.11,-127.94) (  -0.70,-131.43)  398.79                80
 11/15/2018   00:57:34   (   0.10,-127.98) (  -0.07,-128.60)   72.18                80
 11/16/2018   00:48:40   (   0.09,-128.01) (   0.62,-125.78)  254.39                80
 11/18/2018   13:07:17   (  -0.12,-128.22) (   0.49,-130.84)  298.36                80
 11/19/2018   12:58:21   (  -0.11,-128.25) (  -0.15,-128.00)   28.05                80
 11/20/2018   12:46:47   (  -0.10,-128.28) (  -0.84,-125.19)  354.11                80
 11/23/2018   01:05:20   (   0.13,-128.22) (  -0.34,-130.21)  227.82                80
 11/24/2018   00:56:26   (   0.12,-128.24) (   0.34,-127.40)   97.62                80
 11/25/2018   00:44:51   (   0.11,-128.26) (   0.97,-124.56)  422.77                80
 11/26/2018   13:15:01   (  -0.14,-128.42) (   0.82,-132.43)  458.41                80
 11/27/2018   13:03:26   (  -0.13,-128.44) (   0.12,-129.61)  133.49                80