Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-B
TLE Epoch: 2021 3 8.  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)
 03/08/2021   14:37:41   (   0.02, -75.21) (   0.28, -76.48)  143.84                80
 03/09/2021   14:14:21   (   0.02, -75.21) (  -0.79, -71.47)  425.52                80
 03/11/2021   02:36:00   (  -0.03, -75.18) (  -0.23, -76.07)  100.91                80
 03/12/2021   02:12:40   (  -0.03, -75.19) (   0.90, -71.08)  468.86                80
 03/13/2021   14:31:32   (   0.02, -75.23) (   0.13, -75.64)   46.01                80
 03/16/2021   02:32:32   (  -0.02, -75.23) (  -0.01, -75.24)    1.78                80
 03/18/2021   14:30:43   (   0.02, -75.30) (  -0.09, -74.81)   56.17                80
 03/20/2021   02:49:43   (  -0.02, -75.29) (  -0.92, -79.40)  467.99                80
 03/21/2021   02:26:22   (  -0.02, -75.30) (   0.16, -74.40)  102.86                80