Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2019 3 6.  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)
 03/07/2019   06:04:38   (  -0.02,-128.39) (  -0.03,-128.54)   16.64                80
 03/09/2019   18:02:52   (   0.02,-128.36) (  -0.05,-128.11)   29.31                80
 03/11/2019   06:21:52   (  -0.02,-128.39) (  -1.01,-132.70)  491.38                80
 03/12/2019   05:58:34   (  -0.02,-128.38) (   0.13,-127.71)   76.89                80
 03/13/2019   18:17:27   (   0.01,-128.34) (   0.87,-132.27)  448.10                80
 03/14/2019   17:59:28   (   0.01,-128.33) (  -0.21,-127.27)  119.86                80
 03/16/2019   06:18:29   (  -0.01,-128.34) (  -0.79,-131.87)  402.17                80
 03/17/2019   05:55:11   (  -0.00,-128.33) (   0.35,-126.88)  165.23                80
 03/18/2019   18:14:03   (   0.00,-128.27) (   0.70,-131.44)  361.06                80
 03/19/2019   17:56:04   (   0.00,-128.25) (  -0.38,-126.44)  206.45                80