Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-C
TLE Epoch: 2019 5 8.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  METOP-C Lat/Lon    Distance(km)  Time Diff(sec)
 05/09/2019   18:05:10   (  -0.11,-128.29) (   0.07,-128.95)   76.21                80
 05/10/2019   17:47:12   (  -0.11,-128.30) (  -1.07,-123.96)  494.50                80
 05/12/2019   06:06:14   (   0.12,-128.30) (   0.07,-128.57)   30.30                80
 05/14/2019   18:04:27   (  -0.12,-128.36) (  -0.17,-128.14)   25.67                80
 05/16/2019   06:23:28   (   0.12,-128.36) (  -0.88,-132.73)  499.04                80
 05/17/2019   06:00:10   (   0.12,-128.37) (   0.26,-127.74)   71.10                80
 05/18/2019   18:19:01   (  -0.12,-128.41) (   0.78,-132.30)  444.20                80
 05/19/2019   18:01:03   (  -0.12,-128.42) (  -0.36,-127.31)  125.74                80
 05/21/2019   06:20:04   (   0.12,-128.41) (  -0.69,-131.91)  399.66                80
 05/22/2019   05:56:45   (   0.13,-128.41) (   0.45,-126.92)  169.79                80