Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2021 11 1.  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)
 11/02/2021   18:54:05   (  -0.05,-137.22) (   0.79,-141.00)  431.01                80
 11/03/2021   18:36:06   (  -0.05,-137.21) (  -0.32,-136.01)  137.44                80
 11/05/2021   06:55:06   (   0.04,-137.19) (  -0.71,-140.60)  388.41                80
 11/06/2021   06:31:47   (   0.04,-137.18) (   0.40,-135.61)  179.45                80
 11/07/2021   18:50:38   (  -0.04,-137.16) (   0.66,-140.16)  341.99                80
 11/08/2021   18:32:40   (  -0.03,-137.15) (  -0.50,-135.18)  225.43                80
 11/10/2021   06:51:39   (   0.03,-137.11) (  -0.57,-139.76)  301.81                80
 11/11/2021   06:30:59   (   0.02,-137.09) (   0.54,-134.77)  265.35                80
 11/12/2021   18:47:12   (  -0.02,-137.07) (   0.46,-139.33)  256.90                80
 11/13/2021   18:29:12   (  -0.02,-137.05) (  -0.65,-134.34)  310.23                80
 11/15/2021   06:48:12   (   0.02,-137.02) (  -0.41,-138.92)  217.24                80