Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-C
TLE Epoch: 2021 4 23.  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)
 04/23/2021   18:02:11   (   0.07,-127.77) (  -0.03,-127.25)   59.08                80
 04/25/2021   06:21:11   (  -0.06,-127.63) (  -1.01,-131.84)  480.29                80
 04/26/2021   05:57:52   (  -0.07,-127.59) (   0.10,-126.85)   84.36                80
 04/27/2021   18:16:43   (   0.06,-127.61) (   0.92,-131.41)  433.63                80
 04/28/2021   17:58:44   (   0.07,-127.56) (  -0.19,-126.41)  131.04                80
 04/30/2021   06:17:44   (  -0.06,-127.42) (  -0.86,-131.01)  409.28                80
 05/01/2021   05:54:25   (  -0.06,-127.37) (   0.25,-126.01)  154.39                80
 05/02/2021   18:13:16   (   0.05,-127.37) (   0.75,-130.58)  365.27                80
 05/03/2021   17:55:16   (   0.05,-127.32) (  -0.36,-125.58)  198.90                80
 05/05/2021   06:14:17   (  -0.05,-127.18) (  -0.69,-130.18)  341.28                80
 05/06/2021   05:50:56   (  -0.05,-127.12) (   0.36,-125.17)  222.37                80