Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2019 7 20.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  METOP-A Lat/Lon    Distance(km)  Time Diff(sec)
 07/23/2019   05:33:13   (   0.11,-128.02) (   0.12,-127.90)   14.39                80
 07/25/2019   17:31:26   (  -0.10,-128.11) (  -0.26,-127.51)   69.44                80
 07/27/2019   05:53:07   (   0.07,-128.13) (  -0.82,-132.12)  454.77                80
 07/28/2019   05:29:48   (   0.09,-128.15) (   0.32,-127.15)  114.32                80
 07/29/2019   17:51:20   (  -0.06,-128.19) (   0.74,-131.72)  402.36                80
 07/30/2019   17:28:01   (  -0.09,-128.21) (  -0.41,-126.75)  166.60                80
 08/01/2019   05:49:42   (   0.05,-128.22) (  -0.62,-131.37)  358.66                80
 08/02/2019   05:26:23   (   0.08,-128.23) (   0.47,-126.39)  209.59                80
 08/03/2019   17:47:55   (  -0.05,-128.27) (   0.53,-130.98)  308.33                80