Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-B
TLE Epoch: 2021 7 1.  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)
 07/02/2021   14:38:02   (  -0.04, -75.15) (   0.27, -76.50)  153.84                80
 07/03/2021   14:14:44   (  -0.05, -75.16) (  -0.87, -71.51)  415.58                80
 07/05/2021   02:36:24   (   0.04, -75.13) (  -0.17, -76.10)  110.37                80
 07/06/2021   02:13:06   (   0.05, -75.14) (   0.97, -71.12)  459.15                80
 07/07/2021   14:34:38   (  -0.04, -75.18) (   0.05, -75.68)   55.72                80
 07/10/2021   02:32:59   (   0.04, -75.17) (  -0.01, -75.27)   11.71                80
 07/12/2021   14:28:33   (  -0.05, -75.23) (  -0.11, -74.84)   44.34                80
 07/14/2021   02:50:13   (   0.04, -75.22) (  -0.92, -79.43)  479.95                80