Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2021 10 2.  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)
 10/02/2021   06:55:49   (   0.05,-137.22) (  -0.89,-141.42)  478.17                80
 10/03/2021   06:37:49   (   0.04,-137.23) (   0.22,-136.42)   92.53                80
 10/04/2021   18:54:00   (  -0.04,-137.25) (   0.78,-140.98)  424.78                80
 10/05/2021   18:36:01   (  -0.04,-137.26) (  -0.33,-135.99)  145.61                80
 10/07/2021   06:52:21   (   0.04,-137.27) (  -0.70,-140.58)  376.79                80
 10/08/2021   06:34:22   (   0.04,-137.28) (   0.42,-135.59)  193.12                80
 10/09/2021   18:50:33   (  -0.04,-137.29) (   0.59,-140.15)  325.70                80
 10/10/2021   18:32:34   (  -0.04,-137.29) (  -0.53,-135.15)  243.63                80
 10/12/2021   06:48:54   (   0.04,-137.28) (  -0.50,-139.75)  280.40                80
 10/13/2021   06:30:55   (   0.03,-137.28) (   0.62,-134.75)  288.53                80
 10/14/2021   18:47:05   (  -0.03,-137.27) (   0.44,-139.30)  231.58                80
 10/15/2021   18:29:05   (  -0.03,-137.27) (  -0.68,-134.30)  337.20                80