Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-B
TLE Epoch: 2021 6 16.  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)
 06/17/2021   14:48:17   (  -0.04, -75.28) (   0.81, -79.00)  424.99                80
 06/18/2021   14:24:58   (  -0.05, -75.28) (  -0.33, -74.02)  144.59                80
 06/20/2021   02:46:39   (   0.04, -75.27) (  -0.68, -78.61)  380.68                80
 06/21/2021   02:23:20   (   0.04, -75.28) (   0.40, -73.61)  189.13                80
 06/22/2021   14:44:52   (  -0.04, -75.31) (   0.62, -78.17)  326.18                80
 06/23/2021   14:21:34   (  -0.04, -75.32) (  -0.53, -73.19)  243.63                80
 06/25/2021   02:43:14   (   0.04, -75.31) (  -0.54, -77.77)  281.25                80
 06/26/2021   02:19:56   (   0.05, -75.32) (   0.60, -72.79)  288.79                80
 06/27/2021   14:41:28   (  -0.05, -75.37) (   0.42, -77.35)  225.78                80
 06/28/2021   14:18:09   (  -0.06, -75.39) (  -0.72, -72.36)  344.83                80