Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-A
TLE Epoch: 2018 12 21.  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)
 12/22/2018   02:26:50   (   0.01, -75.19) (  -0.54, -77.79)  294.75                80
 12/23/2018   02:03:28   (   0.00, -75.20) (   0.54, -72.78)  275.49                80
 12/24/2018   14:22:15   (   0.00, -75.23) (   0.50, -77.34)  240.80                80
 12/25/2018   14:04:14   (   0.01, -75.24) (  -0.65, -72.35)  329.84                80
 12/27/2018   02:23:10   (  -0.01, -75.24) (  -0.39, -76.95)  194.01                80
 12/28/2018   02:02:27   (  -0.02, -75.26) (   0.70, -71.95)  377.02                80
 12/29/2018   14:18:36   (   0.02, -75.30) (   0.28, -76.52)  138.07                80
 12/30/2018   14:00:33   (   0.02, -75.32) (  -0.80, -71.51)  433.43                80
 01/01/2019   02:19:31   (  -0.01, -75.33) (  -0.16, -76.12)   89.12                80
 01/02/2019   01:58:48   (  -0.02, -75.36) (   0.93, -71.12)  482.73                80
 01/03/2019   14:14:56   (   0.02, -75.41) (   0.06, -75.69)   31.52                80