Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-A
TLE Epoch: 2021 6 20.  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) (  -0.01, -75.56)   43.63                80
 06/23/2021   13:08:36   (  -0.06, -75.17) (  -0.03, -75.18)    3.60                80
 06/26/2021   01:04:16   (   0.07, -75.11) (   0.10, -74.83)   30.73                80
 06/27/2021   13:25:48   (  -0.07, -75.12) (   0.86, -79.45)  492.08                80
 06/28/2021   13:02:28   (  -0.08, -75.12) (  -0.20, -74.46)   74.13                80
 06/30/2021   01:24:08   (   0.08, -75.09) (  -0.79, -79.11)  457.46                80
 07/01/2021   01:00:48   (   0.09, -75.09) (   0.28, -74.12)  109.30                80
 07/02/2021   13:22:20   (  -0.08, -75.12) (   0.69, -78.74)  411.54                80
 07/03/2021   12:59:00   (  -0.09, -75.12) (  -0.38, -73.75)  155.69                80