Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-B
TLE Epoch: 2021 12 14.  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)
 12/14/2021   14:21:44   (  -0.04, -75.23) (  -0.51, -73.14)  238.07                80
 12/16/2021   02:43:24   (   0.04, -75.22) (  -0.54, -77.73)  286.03                80
 12/17/2021   02:20:04   (   0.04, -75.24) (   0.58, -72.74)  284.26                80
 12/18/2021   14:41:36   (  -0.04, -75.27) (   0.44, -77.30)  231.11                80
 12/19/2021   14:18:16   (  -0.04, -75.29) (  -0.68, -72.30)  339.52                80
 12/21/2021   02:39:56   (   0.03, -75.29) (  -0.31, -76.91)  183.94                80
 12/22/2021   02:16:36   (   0.03, -75.30) (   0.76, -71.90)  386.90                80
 12/23/2021   14:35:28   (  -0.03, -75.35) (   0.20, -76.48)  127.68                80
 12/24/2021   14:17:28   (  -0.02, -75.37) (  -0.87, -71.47)  443.66                80
 12/26/2021   02:36:28   (   0.02, -75.38) (  -0.12, -76.07)   78.66                80
 12/27/2021   02:13:09   (   0.02, -75.40) (   1.00, -71.08)  492.87                80