Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-A
TLE Epoch: 2021 4 14.  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)
 04/16/2021   13:15:42   (   0.04, -75.24) (   0.06, -75.22)    3.09                80
 04/19/2021   01:11:23   (  -0.03, -75.24) (   0.07, -74.89)   40.17                80
 04/20/2021   13:30:14   (   0.03, -75.28) (   0.98, -79.48)  479.35                80
 04/21/2021   13:12:14   (   0.03, -75.29) (  -0.15, -74.51)   88.96                80
 04/23/2021   01:31:14   (  -0.03, -75.28) (  -0.85, -79.15)  439.82                80
 04/24/2021   01:07:54   (  -0.03, -75.30) (   0.23, -74.17)  128.78                80
 04/25/2021   13:26:45   (   0.03, -75.35) (   0.76, -78.77)  389.64                80
 04/26/2021   13:08:45   (   0.03, -75.36) (  -0.31, -73.79)  179.36                80
 04/28/2021   01:27:45   (  -0.03, -75.36) (  -0.68, -78.43)  348.47                80