Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2021 12 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)
 12/28/2021   06:58:22   (   0.02,-137.20) (  -0.91,-141.43)  481.30                80
 12/29/2021   06:35:01   (   0.02,-137.20) (   0.16,-136.42)   87.29                80
 12/30/2021   18:56:32   (  -0.02,-137.19) (   0.83,-140.99)  432.58                80
 12/31/2021   18:35:53   (  -0.02,-137.18) (  -0.30,-136.00)  135.43                80
 01/02/2022   06:54:52   (   0.02,-137.15) (  -0.75,-140.59)  391.47                80
 01/03/2022   06:31:33   (   0.02,-137.14) (   0.39,-135.60)  176.13                80
 01/04/2022   18:50:23   (  -0.02,-137.12) (   0.66,-140.15)  344.95                80
 01/05/2022   18:32:24   (  -0.02,-137.11) (  -0.48,-135.16)  222.66                80
 01/07/2022   06:51:23   (   0.02,-137.07) (  -0.58,-139.75)  304.67                80
 01/08/2022   06:28:02   (   0.01,-137.06) (   0.50,-134.74)  262.79                80
 01/09/2022   18:46:54   (  -0.01,-137.04) (   0.48,-139.31)  258.64                80