Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2021 10 27.  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)
 10/27/2021   06:41:20   (   0.05,-137.22) (   0.05,-137.27)    5.54                80
 10/29/2021   18:39:32   (  -0.04,-137.23) (  -0.15,-136.84)   44.77                80
 10/31/2021   06:58:33   (   0.04,-137.21) (  -0.88,-141.43)  480.51                80
 11/01/2021   06:35:13   (   0.04,-137.21) (   0.22,-136.44)   88.06                80
 11/02/2021   18:54:05   (  -0.04,-137.21) (   0.78,-141.00)  431.82                80
 11/03/2021   18:36:06   (  -0.04,-137.20) (  -0.32,-136.01)  136.38                80
 11/05/2021   06:55:06   (   0.04,-137.17) (  -0.70,-140.60)  390.10                80
 11/06/2021   06:31:47   (   0.04,-137.16) (   0.40,-135.61)  177.49                80
 11/07/2021   18:50:38   (  -0.03,-137.14) (   0.66,-140.16)  344.20                80
 11/08/2021   18:32:39   (  -0.03,-137.12) (  -0.44,-135.16)  222.94                80