Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2019 1 8.  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)
 01/10/2019   18:02:14   (  -0.06,-128.28) (  -0.09,-128.10)   21.00                80
 01/13/2019   05:57:57   (   0.05,-128.26) (   0.16,-127.70)   64.13                80
 01/14/2019   18:16:49   (  -0.04,-128.17) (   0.88,-132.25)  465.73                80
 01/15/2019   17:58:51   (  -0.05,-128.14) (  -0.24,-127.26)  100.09                80
 01/17/2019   06:17:52   (   0.04,-128.14) (  -0.81,-131.85)  422.89                80
 01/18/2019   05:54:34   (   0.05,-128.10) (   0.31,-126.86)  141.72                80
 01/19/2019   18:13:26   (  -0.04,-127.99) (   0.73,-131.41)  390.37                80
 01/20/2019   17:55:28   (  -0.04,-127.95) (  -0.39,-126.42)  174.52                80
 01/22/2019   06:14:29   (   0.03,-127.95) (  -0.65,-131.01)  348.97                80