Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-C
TLE Epoch: 2021 4 28.  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)
 04/28/2021   17:58:44   (   0.06,-127.58) (  -0.22,-126.42)  132.26                80
 04/30/2021   06:17:45   (  -0.05,-127.42) (  -0.83,-131.01)  408.95                80
 05/01/2021   05:54:24   (  -0.05,-127.37) (   0.22,-126.01)  154.98                80
 05/02/2021   18:13:15   (   0.04,-127.39) (   0.78,-130.57)  363.27                80
 05/03/2021   17:55:16   (   0.05,-127.34) (  -0.33,-125.58)  201.10                80
 05/05/2021   06:14:16   (  -0.04,-127.19) (  -0.72,-130.17)  339.96                80
 05/06/2021   05:50:57   (  -0.04,-127.14) (   0.39,-125.17)  223.90                80
 05/07/2021   18:09:48   (   0.04,-127.15) (   0.60,-129.74)  294.78                80
 05/08/2021   17:51:48   (   0.04,-127.10) (  -0.46,-124.73)  269.61                80
 05/10/2021   06:10:49   (  -0.04,-126.95) (  -0.54,-129.34)  271.17                80
 05/11/2021   05:47:28   (  -0.04,-126.90) (   0.52,-124.33)  292.29                80