Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-B
TLE Epoch: 2021 12 25.  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)
 12/26/2021   02:36:27   (   0.03, -75.17) (  -0.19, -76.06)  101.74                80
 12/27/2021   02:13:07   (   0.03, -75.17) (   0.94, -71.07)  467.74                80
 12/28/2021   14:34:38   (  -0.03, -75.20) (   0.06, -75.63)   48.48                80
 12/31/2021   02:32:58   (   0.03, -75.19) (   0.02, -75.23)    4.10                80
 01/02/2022   14:28:29   (  -0.03, -75.23) (  -0.11, -74.79)   49.54                80
 01/04/2022   02:50:09   (   0.02, -75.22) (  -0.88, -79.39)  475.15                80
 01/05/2022   02:26:49   (   0.03, -75.23) (   0.19, -74.39)   95.18                80
 01/06/2022   14:48:20   (  -0.02, -75.27) (   0.79, -78.95)  419.67                80
 01/07/2022   14:25:00   (  -0.02, -75.28) (  -0.29, -73.95)  151.45                80