Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2021 7 19.  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)
 07/20/2021   04:30:23   (   0.17,-127.59) (   0.31,-127.02)   65.89                80
 07/21/2021   16:49:14   (  -0.16,-127.53) (   0.75,-131.61)  464.50                80
 07/22/2021   16:31:14   (  -0.17,-127.49) (  -0.38,-126.64)   97.67                80
 07/24/2021   04:50:13   (   0.16,-127.41) (  -0.67,-131.27)  438.51                80
 07/25/2021   04:26:53   (   0.18,-127.36) (   0.41,-126.28)  122.76                80
 07/26/2021   16:45:44   (  -0.17,-127.29) (   0.59,-130.89)  408.58                80
 07/27/2021   16:27:44   (  -0.18,-127.25) (  -0.49,-125.91)  153.52                80
 07/29/2021   04:46:43   (   0.17,-127.18) (  -0.57,-130.54)  381.74                80
 07/30/2021   04:23:23   (   0.18,-127.13) (   0.51,-125.55)  179.51                80
 07/31/2021   16:42:13   (  -0.16,-127.05) (   0.54,-130.15)  352.76                80
 08/01/2021   16:24:13   (  -0.17,-127.01) (  -0.59,-125.18)  208.95                80