Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2021 3 17.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  METOP-B Lat/Lon    Distance(km)  Time Diff(sec)
 03/18/2021   06:54:26   (  -0.04,-137.20) (  -0.77,-140.60)  386.30                80
 03/19/2021   06:31:05   (  -0.03,-137.20) (   0.31,-135.60)  182.43                80
 03/20/2021   18:52:36   (   0.04,-137.20) (   0.72,-140.16)  337.67                80
 03/21/2021   18:29:17   (   0.03,-137.19) (  -0.41,-135.16)  230.60                80
 03/23/2021   06:50:56   (  -0.03,-137.17) (  -0.60,-139.76)  295.30                80
 03/24/2021   06:27:36   (  -0.03,-137.15) (   0.48,-134.76)  272.52                80
 03/25/2021   18:46:28   (   0.03,-137.14) (   0.49,-139.33)  248.97                80
 03/26/2021   18:28:28   (   0.03,-137.12) (  -0.59,-134.33)  318.61                80
 03/28/2021   06:47:27   (  -0.03,-137.09) (  -0.42,-138.92)  208.26                80
 03/29/2021   06:24:06   (  -0.03,-137.07) (   0.66,-133.92)  358.99                80
 03/30/2021   18:42:58   (   0.03,-137.05) (   0.36,-138.48)  163.56                80