Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2019 7 31.  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)
 08/01/2019   18:00:44   (  -0.03,-128.27) (  -0.08,-128.13)   16.24                80
 08/04/2019   05:59:05   (   0.03,-128.30) (   0.17,-127.73)   65.50                80
 08/05/2019   18:20:36   (   0.01,-128.34) (   0.86,-132.29)  449.53                80
 08/06/2019   17:57:17   (  -0.02,-128.36) (  -0.25,-127.29)  120.83                80
 08/08/2019   06:18:56   (  -0.02,-128.37) (  -0.83,-131.88)  400.21                80
 08/09/2019   05:55:38   (   0.00,-128.38) (   0.34,-126.90)  169.55                80
 08/10/2019   18:17:09   (   0.04,-128.41) (   0.69,-131.45)  346.43                80
 08/11/2019   17:53:50   (   0.01,-128.42) (  -0.43,-126.46)  223.36                80
 08/13/2019   06:15:29   (  -0.05,-128.43) (  -0.66,-131.04)  298.28                80
 08/14/2019   05:52:10   (  -0.02,-128.44) (   0.52,-126.06)  270.96                80