Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-B
TLE Epoch: 2021 6 30.  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)
 07/01/2021   02:16:30   (   0.05, -75.12) (   0.77, -71.95)  361.78                80
 07/02/2021   14:38:03   (  -0.05, -75.15) (   0.25, -76.51)  153.76                80
 07/03/2021   14:14:44   (  -0.05, -75.16) (  -0.89, -71.52)  415.74                80
 07/05/2021   02:36:25   (   0.04, -75.14) (  -0.15, -76.11)  109.98                80
 07/06/2021   02:13:05   (   0.05, -75.14) (   0.94, -71.11)  459.62                80
 07/07/2021   14:34:37   (  -0.04, -75.19) (   0.09, -75.67)   55.38                80
 07/10/2021   02:32:59   (   0.04, -75.18) (   0.02, -75.27)   10.54                80
 07/12/2021   14:28:33   (  -0.05, -75.24) (  -0.14, -74.84)   44.94                80