Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-A
TLE Epoch: 2021 4 18.  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)
 04/19/2021   01:11:22   (  -0.04, -75.18) (   0.00, -74.87)   34.16                80
 04/20/2021   13:30:13   (   0.04, -75.20) (   0.99, -79.48)  487.64                80
 04/21/2021   13:12:13   (   0.04, -75.20) (  -0.09, -74.49)   79.49                80
 04/23/2021   01:31:13   (  -0.04, -75.18) (  -0.92, -79.13)  450.77                80
 04/24/2021   01:07:54   (  -0.04, -75.18) (   0.21, -74.16)  116.61                80
 04/25/2021   13:26:44   (   0.04, -75.21) (   0.83, -78.76)  404.13                80
 04/26/2021   13:08:45   (   0.04, -75.22) (  -0.30, -73.78)  163.66                80
 04/28/2021   01:27:44   (  -0.04, -75.20) (  -0.76, -78.41)  365.67                80
 04/29/2021   01:04:24   (  -0.03, -75.21) (   0.37, -73.44)  202.03                80
 04/30/2021   13:23:16   (   0.03, -75.24) (   0.61, -78.04)  318.52                80
 05/01/2021   13:05:15   (   0.02, -75.25) (  -0.46, -73.06)  249.49                80