Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-A
TLE Epoch: 2021 6 19.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  METOP-A Lat/Lon    Distance(km)  Time Diff(sec)
 06/21/2021   01:10:25   (   0.06, -75.17) (  -0.05, -75.55)   43.61                80
 06/23/2021   13:08:37   (  -0.06, -75.17) (  -0.05, -75.18)    2.04                80
 06/26/2021   01:04:16   (   0.07, -75.11) (   0.12, -74.84)   30.49                80
 06/27/2021   13:25:49   (  -0.07, -75.12) (   0.85, -79.45)  492.30                80
 06/28/2021   13:02:28   (  -0.08, -75.12) (  -0.22, -74.47)   73.84                80
 06/30/2021   01:24:08   (   0.08, -75.08) (  -0.77, -79.11)  457.67                80
 07/01/2021   01:00:48   (   0.09, -75.08) (   0.29, -74.13)  109.05                80
 07/02/2021   13:22:19   (  -0.08, -75.11) (   0.73, -78.73)  411.91                80
 07/03/2021   12:59:00   (  -0.09, -75.12) (  -0.39, -73.75)  155.29                80