Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-B
TLE Epoch: 2021 9 26.  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)
 09/27/2021   14:38:10   (   0.09, -75.20) (   0.35, -76.42)  138.72                80
 09/28/2021   14:14:51   (   0.09, -75.21) (  -0.76, -71.43)  430.52                80
 09/30/2021   02:36:31   (  -0.10, -75.18) (  -0.28, -76.02)   95.19                80
 10/01/2021   02:13:12   (  -0.10, -75.19) (   0.83, -71.03)  474.22                80
 10/02/2021   14:34:43   (   0.11, -75.22) (   0.17, -75.59)   41.69                80
 10/05/2021   02:30:24   (  -0.11, -75.21) (  -0.09, -75.18)    3.50                80
 10/07/2021   14:28:36   (   0.11, -75.26) (  -0.01, -74.75)   58.55                80
 10/09/2021   02:50:16   (  -0.12, -75.26) (  -1.02, -79.34)  465.38                80
 10/10/2021   02:26:57   (  -0.12, -75.27) (   0.10, -74.35)  104.99                80