Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2019 5 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)
 05/02/2019   17:46:03   (  -0.09,-128.14) (  -1.02,-123.98)  474.08                80
 05/04/2019   06:05:04   (   0.09,-128.14) (  -0.01,-128.58)   49.20                80
 05/06/2019   18:03:17   (  -0.10,-128.23) (  -0.09,-128.14)    9.43                80
 05/09/2019   05:59:00   (   0.11,-128.24) (   0.22,-127.75)   55.26                80
 05/10/2019   18:17:52   (  -0.11,-128.29) (   0.77,-132.32)  459.21                80
 05/11/2019   17:59:53   (  -0.11,-128.30) (  -0.32,-127.32)  111.11                80
 05/13/2019   06:18:54   (   0.12,-128.29) (  -0.70,-131.92)  414.06                80
 05/14/2019   05:55:36   (   0.12,-128.30) (   0.45,-126.94)  156.09                80
 05/15/2019   18:14:27   (  -0.12,-128.34) (   0.60,-131.49)  358.92                80