Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-A
TLE Epoch: 2021 6 12.  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   13:15:34   (  -0.05, -75.25) (   0.22, -76.62)  155.59                80
 06/14/2021   12:52:14   (  -0.06, -75.26) (  -0.84, -71.64)  411.74                80
 06/16/2021   01:13:54   (   0.06, -75.26) (  -0.16, -76.28)  116.33                80
 06/17/2021   00:50:34   (   0.07, -75.27) (   0.96, -71.31)  451.46                80
 06/18/2021   13:12:06   (  -0.07, -75.29) (   0.07, -75.91)   70.09                80
 06/19/2021   12:48:46   (  -0.07, -75.30) (  -1.05, -70.93)  497.99                80
 06/21/2021   01:10:26   (   0.07, -75.31) (  -0.00, -75.56)   29.10                80
 06/23/2021   13:05:57   (  -0.07, -75.35) (  -0.09, -75.19)   18.17                80
 06/26/2021   01:04:17   (   0.08, -75.38) (   0.17, -74.85)   59.75                80