Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2019 6 9.  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)
 06/10/2019   05:22:37   (   0.17,-128.34) (   0.99,-124.77)  407.87                80
 06/11/2019   17:44:09   (  -0.16,-128.37) (   0.06,-129.35)  111.96                80
 06/12/2019   17:20:51   (  -0.17,-128.35) (  -1.07,-124.37)  454.11                80
 06/14/2019   05:42:31   (   0.16,-128.29) (   0.00,-128.98)   79.37                80
 06/15/2019   05:19:12   (   0.17,-128.27) (   1.13,-124.01)  486.19                80
 06/16/2019   17:40:45   (  -0.16,-128.29) (  -0.09,-128.59)   34.52                80
 06/19/2019   05:39:06   (   0.16,-128.20) (   0.15,-128.23)    3.33                80
 06/21/2019   17:34:40   (  -0.17,-128.19) (  -0.25,-127.83)   40.11                80
 06/23/2019   05:56:21   (   0.15,-128.11) (  -0.82,-132.45)  493.98                80