Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2019 8 24.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  METOP-B Lat/Lon    Distance(km)  Time Diff(sec)
 08/24/2019   05:47:58   (   0.09,-128.40) (   1.00,-124.41)  454.42                80
 08/25/2019   18:04:09   (  -0.12,-128.44) (   0.00,-128.98)   61.06                80
 08/28/2019   06:02:30   (   0.14,-128.37) (   0.08,-128.58)   24.29                80
 08/30/2019   18:03:22   (  -0.16,-128.39) (  -0.19,-128.14)   27.23                80
 09/02/2019   06:01:43   (   0.17,-128.30) (   0.27,-127.74)   63.39                80
 09/03/2019   18:17:55   (  -0.20,-128.33) (   0.68,-132.32)  454.44                80
 09/04/2019   17:59:55   (  -0.18,-128.31) (  -0.38,-127.31)  113.72                80
 09/06/2019   06:16:16   (   0.21,-128.24) (  -0.59,-131.92)  418.36                80