Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2021 3 9.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  METOP-A Lat/Lon    Distance(km)  Time Diff(sec)
 03/10/2021   05:04:42   (  -0.13,-128.32) (  -0.84,-131.44)  356.29                80
 03/11/2021   04:41:22   (  -0.12,-128.33) (   0.28,-126.47)  211.75                80
 03/12/2021   17:02:55   (   0.13,-128.43) (   0.69,-131.08)  300.65                80
 03/13/2021   16:39:34   (   0.12,-128.44) (  -0.37,-126.09)  267.23                80
 03/15/2021   05:01:14   (  -0.13,-128.37) (  -0.63,-130.73)  268.80                80
 03/16/2021   04:37:54   (  -0.12,-128.37) (   0.43,-125.74)  299.00                80
 03/17/2021   16:59:26   (   0.13,-128.47) (   0.54,-130.35)  213.98                80
 03/18/2021   16:36:07   (   0.12,-128.48) (  -0.59,-125.38)  353.32                80
 03/20/2021   04:57:46   (  -0.13,-128.39) (  -0.48,-130.01)  184.01                80
 03/21/2021   04:34:27   (  -0.12,-128.39) (   0.64,-125.03)  382.93                80
 03/22/2021   16:55:58   (   0.13,-128.48) (   0.38,-129.63)  131.34                80