Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-B
TLE Epoch: 2021 11 21.  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)
 11/21/2021   06:21:26   (   0.04,-137.20) (   0.93,-133.11)  466.22                80
 11/22/2021   18:40:18   (  -0.03,-137.20) (   0.07,-137.68)   53.56                80
 11/25/2021   06:41:18   (   0.02,-137.16) (  -0.00,-137.27)   12.01                80
 11/27/2021   18:39:31   (  -0.02,-137.14) (  -0.11,-136.84)   34.97                80
 11/29/2021   06:58:30   (   0.02,-137.11) (  -0.93,-141.43)  492.41                80
 11/30/2021   06:35:11   (   0.01,-137.09) (   0.18,-136.44)   74.82                80
 12/01/2021   18:54:02   (  -0.01,-137.07) (   0.87,-140.99)  447.29                80
 12/02/2021   18:36:02   (  -0.01,-137.04) (  -0.25,-136.00)  119.46                80
 12/04/2021   06:55:02   (   0.00,-137.00) (  -0.79,-140.59)  409.26                80