Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2018 11 14.  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)
 11/15/2018   17:53:43   (  -0.26,-128.08) (   0.15,-129.84)  200.89                80
 11/16/2018   17:35:41   (  -0.26,-128.12) (  -0.98,-124.85)  372.42                80
 11/18/2018   05:54:39   (   0.26,-128.13) (  -0.02,-129.45)  150.11                80
 11/19/2018   05:31:17   (   0.26,-128.15) (   1.11,-124.46)  421.83                80
 11/20/2018   17:50:04   (  -0.25,-128.23) (  -0.07,-129.01)   89.54                80
 11/21/2018   17:32:03   (  -0.26,-128.26) (  -1.20,-124.02)  483.09                80
 11/23/2018   05:51:00   (   0.25,-128.27) (   0.19,-128.63)   39.72                80
 11/25/2018   17:49:06   (  -0.24,-128.34) (  -0.29,-128.19)   17.67                80
 11/28/2018   05:44:41   (   0.23,-128.37) (   0.36,-127.79)   66.16                80