Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-C
TLE Epoch: 2021 12 18.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  METOP-C Lat/Lon    Distance(km)  Time Diff(sec)
 12/19/2021   02:33:32   (   0.04, -75.19) (   0.02, -75.22)    4.81                80
 12/21/2021   14:31:46   (  -0.03, -75.19) (  -0.11, -74.79)   45.45                80
 12/23/2021   02:50:46   (   0.03, -75.17) (  -0.94, -79.38)  480.26                80
 12/24/2021   02:27:27   (   0.03, -75.17) (   0.20, -74.40)   88.73                80
 12/25/2021   14:46:20   (  -0.02, -75.19) (   0.82, -78.95)  428.78                80
 12/26/2021   14:25:41   (  -0.02, -75.20) (  -0.32, -73.97)  140.75                80
 12/28/2021   02:47:22   (   0.02, -75.19) (  -0.74, -78.56)  383.95                80
 12/29/2021   02:24:03   (   0.02, -75.19) (   0.40, -73.57)  185.59                80
 12/30/2021   14:42:55   (  -0.02, -75.22) (   0.61, -78.13)  331.37                80
 12/31/2021   14:24:56   (  -0.02, -75.22) (  -0.48, -73.13)  238.42                80