Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-A
TLE Epoch: 2021 6 13.  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)
 06/13/2021   13:15:33   (  -0.05, -75.25) (   0.27, -76.61)  155.26                80
 06/14/2021   12:52:14   (  -0.06, -75.26) (  -0.85, -71.64)  412.23                80
 06/16/2021   01:13:54   (   0.06, -75.26) (  -0.15, -76.28)  115.53                80
 06/17/2021   00:50:34   (   0.07, -75.28) (   0.91, -71.30)  452.42                80
 06/18/2021   13:12:06   (  -0.07, -75.30) (   0.06, -75.91)   68.98                80
 06/19/2021   12:48:45   (  -0.07, -75.31) (  -1.00, -70.92)  499.27                80
 06/21/2021   01:10:26   (   0.07, -75.33) (   0.01, -75.57)   27.46                80
 06/23/2021   13:05:57   (  -0.07, -75.37) (  -0.10, -75.19)   20.01                80
 06/26/2021   01:04:17   (   0.08, -75.40) (   0.18, -74.85)   62.10                80