Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2019 3 7.  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)
 03/09/2019   18:02:52   (   0.02,-128.36) (  -0.03,-128.10)   29.60                80
 03/11/2019   06:21:53   (  -0.02,-128.39) (  -0.97,-132.70)  490.88                80
 03/12/2019   05:58:34   (  -0.02,-128.39) (   0.11,-127.70)   77.50                80
 03/13/2019   18:17:27   (   0.01,-128.34) (   0.88,-132.27)  447.51                80
 03/14/2019   17:59:29   (   0.01,-128.33) (  -0.25,-127.28)  120.55                80
 03/16/2019   06:18:29   (  -0.01,-128.35) (  -0.81,-131.87)  401.33                80
 03/17/2019   05:55:10   (  -0.01,-128.34) (   0.33,-126.88)  166.12                80
 03/18/2019   18:14:03   (   0.01,-128.28) (   0.72,-131.44)  360.11                80
 03/19/2019   17:56:04   (   0.01,-128.26) (  -0.42,-126.45)  207.48                80
 03/21/2019   06:15:04   (  -0.01,-128.28) (  -0.64,-131.03)  314.59                80