Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2021 11 30.  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)
 11/30/2021   06:35:11   (   0.04,-137.20) (   0.18,-136.44)   86.33                80
 12/01/2021   18:56:43   (  -0.03,-137.21) (   0.81,-141.01)  432.90                80
 12/02/2021   18:33:23   (  -0.03,-137.20) (  -0.31,-136.01)  135.92                80
 12/04/2021   06:55:03   (   0.03,-137.19) (  -0.74,-140.60)  389.19                80
 12/05/2021   06:31:43   (   0.03,-137.18) (   0.38,-135.61)  179.02                80
 12/06/2021   18:50:34   (  -0.02,-137.17) (   0.66,-140.16)  341.89                80
 12/07/2021   18:32:35   (  -0.02,-137.15) (  -0.46,-135.17)  226.08                80
 12/09/2021   06:51:34   (   0.01,-137.13) (  -0.59,-139.76)  300.03                80
 12/10/2021   06:28:15   (   0.01,-137.12) (   0.53,-134.77)  267.80                80
 12/11/2021   18:47:06   (  -0.01,-137.10) (   0.51,-139.32)  253.54                80
 12/12/2021   18:29:07   (  -0.01,-137.09) (  -0.62,-134.33)  314.24                80