Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2018 11 29.  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)
 11/30/2018   06:10:22   (   0.21,-128.44) (  -0.16,-130.23)  202.93                80
 12/01/2018   05:47:04   (   0.22,-128.46) (   0.95,-125.23)  367.46                80
 12/02/2018   18:05:57   (  -0.21,-128.51) (   0.07,-129.80)  146.68                80
 12/03/2018   17:47:59   (  -0.21,-128.53) (  -1.04,-124.80)  424.63                80
 12/05/2018   06:07:00   (   0.20,-128.54) (  -0.02,-129.39)   97.65                80
 12/06/2018   05:43:43   (   0.21,-128.55) (   1.15,-124.41)  472.33                80
 12/07/2018   18:02:35   (  -0.19,-128.58) (  -0.09,-128.96)   43.50                80
 12/10/2018   06:00:59   (   0.18,-128.61) (   0.19,-128.56)    5.13                80
 12/12/2018   18:01:54   (  -0.17,-128.63) (  -0.30,-128.13)   57.23                80