Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2018 11 3.  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)
 11/05/2018   01:13:08   (   0.08,-130.19) (  -0.54,-132.78)  295.23                80
 11/06/2018   01:01:30   (   0.07,-129.37) (  -0.03,-129.92)   62.19                80
 11/07/2018   00:52:32   (   0.07,-128.54) (   0.42,-127.04)  170.64                80
 11/08/2018   00:40:53   (   0.06,-127.70) (   0.87,-124.17)  403.51                80
 11/10/2018   12:59:21   (  -0.10,-125.36) (   0.77,-129.10)  426.68                80
 11/11/2018   12:47:42   (  -0.09,-124.53) (   0.32,-126.22)  194.18                80
 11/12/2018   12:38:45   (  -0.09,-123.69) (  -0.19,-123.36)   38.10                80
 11/13/2018   12:27:07   (  -0.08,-122.86) (  -0.64,-120.49)  270.35                80
 11/17/2018   00:33:56   (   0.11,-120.14) (  -0.42,-122.57)  276.76                80