Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2018 12 31.  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)
 01/01/2019   05:39:43   (   0.11,-128.52) (   0.44,-126.93)  179.98                80
 01/02/2019   17:58:32   (  -0.09,-128.47) (   0.55,-131.50)  344.73                80
 01/03/2019   17:40:29   (  -0.10,-128.46) (  -0.54,-126.50)  223.05                80
 01/05/2019   05:59:25   (   0.09,-128.46) (  -0.48,-131.10)  300.51                80
 01/06/2019   05:36:03   (   0.09,-128.44) (   0.61,-126.10)  266.18                80
 01/07/2019   17:54:50   (  -0.08,-128.38) (   0.44,-130.66)  260.06                80
 01/08/2019   17:36:48   (  -0.08,-128.36) (  -0.65,-125.65)  307.31                80
 01/10/2019   05:55:44   (   0.07,-128.36) (  -0.36,-130.25)  216.02                80
 01/11/2019   05:32:22   (   0.07,-128.33) (   0.73,-125.25)  350.33                80
 01/12/2019   17:51:10   (  -0.06,-128.26) (   0.26,-129.82)  177.38                80
 01/13/2019   17:33:08   (  -0.06,-128.24) (  -0.83,-124.82)  389.50                80