Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2019 1 18.  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)
 01/18/2019   17:29:26   (  -0.05,-128.05) (  -0.97,-123.98)  464.75                80
 01/20/2019   05:48:22   (   0.04,-128.04) (  -0.09,-128.57)   60.77                80
 01/22/2019   17:43:47   (  -0.03,-127.90) (   0.04,-128.12)   26.48                80
 01/25/2019   05:42:00   (   0.02,-127.84) (   0.05,-127.72)   13.81                80
 01/27/2019   17:42:45   (  -0.02,-127.69) (  -0.10,-127.28)   46.94                80
 01/29/2019   06:01:42   (   0.01,-127.69) (  -0.90,-131.88)  477.48                80
 01/30/2019   05:38:19   (   0.02,-127.64) (   0.20,-126.88)   86.70                80
 01/31/2019   17:57:06   (  -0.01,-127.51) (   0.85,-131.44)  446.90                80