Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-B
TLE Epoch: 2021 12 15.  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)
 12/16/2021   02:43:24   (   0.04, -75.23) (  -0.51, -77.74)  285.99                80
 12/17/2021   02:20:05   (   0.04, -75.24) (   0.61, -72.74)  284.30                80
 12/18/2021   14:41:36   (  -0.04, -75.28) (   0.41, -77.30)  230.88                80
 12/19/2021   14:18:17   (  -0.04, -75.29) (  -0.71, -72.31)  339.75                80
 12/21/2021   02:39:56   (   0.03, -75.29) (  -0.34, -76.90)  183.81                80
 12/22/2021   02:16:36   (   0.03, -75.30) (   0.79, -71.91)  387.02                80
 12/23/2021   14:35:28   (  -0.03, -75.35) (   0.23, -76.47)  127.35                80
 12/24/2021   14:17:28   (  -0.02, -75.37) (  -0.90, -71.48)  443.98                80
 12/26/2021   02:36:28   (   0.02, -75.38) (  -0.15, -76.07)   78.48                80
 12/27/2021   02:13:08   (   0.02, -75.40) (   0.97, -71.07)  493.10                80
 12/28/2021   14:31:59   (  -0.02, -75.46) (   0.04, -75.63)   20.41                80