Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2018 11 9.  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)
 11/10/2018   12:59:30   (  -0.09,-127.94) (   0.22,-129.23)  146.43                80
 11/11/2018   12:50:36   (  -0.08,-127.98) (  -0.47,-126.41)  180.54                80
 11/14/2018   01:09:10   (   0.11,-127.94) (  -0.70,-131.44)  399.09                80
 11/15/2018   00:57:34   (   0.10,-127.97) (  -0.07,-128.60)   72.47                80
 11/16/2018   00:48:40   (   0.09,-128.01) (   0.62,-125.79)  254.08                80
 11/18/2018   13:07:17   (  -0.12,-128.22) (   0.49,-130.84)  298.60                80
 11/19/2018   12:58:21   (  -0.11,-128.25) (  -0.15,-128.01)   27.76                80
 11/20/2018   12:46:47   (  -0.10,-128.28) (  -0.84,-125.19)  353.86                80
 11/23/2018   01:05:21   (   0.13,-128.22) (  -0.34,-130.22)  228.16                80