Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2019 9 18.  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)
 09/19/2019   01:38:18   (  -0.13,-127.96) (   0.23,-126.51)  166.10                80
 09/20/2019   01:26:39   (  -0.14,-127.93) (   0.83,-123.65)  487.72                80
 09/21/2019   13:56:35   (   0.09,-127.95) (   0.91,-131.47)  401.56                80
 09/22/2019   13:44:57   (   0.10,-127.92) (   0.24,-128.62)   80.52                80
 09/23/2019   13:35:57   (   0.10,-127.88) (  -0.37,-125.77)  240.30                80
 09/26/2019   01:54:33   (  -0.06,-127.71) (  -0.76,-130.81)  353.46                80
 09/27/2019   01:42:54   (  -0.06,-127.67) (  -0.15,-127.95)   32.98                80
 09/28/2019   01:33:55   (  -0.07,-127.63) (   0.52,-125.11)  287.53                80
 09/30/2019   13:52:12   (   0.03,-127.60) (   0.58,-130.07)  282.23                80
 10/01/2019   13:43:12   (   0.04,-127.55) (  -0.03,-127.22)   37.99                80
 10/02/2019   13:31:34   (   0.05,-127.51) (  -0.70,-124.38)  358.15                80