Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-B
TLE Epoch: 2021 10 1.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  METOP-B Lat/Lon    Distance(km)  Time Diff(sec)
 10/02/2021   14:34:43   (   0.09, -75.21) (   0.16, -75.59)   42.82                80
 10/05/2021   02:30:24   (  -0.09, -75.20) (  -0.08, -75.19)    1.93                80
 10/07/2021   14:28:36   (   0.10, -75.24) (  -0.03, -74.75)   55.85                80
 10/09/2021   02:50:16   (  -0.11, -75.23) (  -1.00, -79.35)  468.66                80
 10/10/2021   02:26:57   (  -0.10, -75.24) (   0.12, -74.35)  101.45                80
 10/11/2021   14:48:27   (   0.12, -75.27) (   0.95, -78.90)  414.02                80
 10/12/2021   14:25:08   (   0.12, -75.28) (  -0.17, -73.90)  156.30                80
 10/14/2021   02:46:48   (  -0.13, -75.28) (  -0.85, -78.50)  367.53                80