Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2019 1 1.  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)
 01/03/2019   06:07:24   (   0.09,-128.49) (  -0.12,-129.38)  100.98                80
 01/04/2019   05:44:06   (   0.10,-128.47) (   1.00,-124.39)  465.47                80
 01/05/2019   18:02:58   (  -0.08,-128.41) (   0.03,-128.94)   60.22                80
 01/08/2019   06:04:01   (   0.07,-128.40) (   0.02,-128.54)   16.42                80
 01/10/2019   18:02:15   (  -0.06,-128.30) (  -0.11,-128.10)   22.70                80
 01/12/2019   06:21:16   (   0.05,-128.31) (  -0.95,-132.69)  499.40                80
 01/13/2019   05:57:57   (   0.06,-128.28) (   0.17,-127.70)   66.39                80
 01/14/2019   18:16:50   (  -0.04,-128.19) (   0.87,-132.25)  462.97                80