Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-A
TLE Epoch: 2021 1 11.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  METOP-A Lat/Lon    Distance(km)  Time Diff(sec)
 01/11/2021   17:44:55   (  -0.02,-137.25) (   0.64,-140.17)  333.83                80
 01/12/2021   17:21:36   (  -0.02,-137.25) (  -0.46,-135.20)  233.28                80
 01/14/2021   05:43:17   (   0.01,-137.24) (  -0.53,-139.84)  295.47                80
 01/15/2021   05:19:57   (   0.00,-137.24) (   0.52,-134.85)  271.90                80
 01/16/2021   17:41:28   (   0.01,-137.25) (   0.53,-139.44)  250.72                80
 01/17/2021   17:18:09   (   0.01,-137.25) (  -0.58,-134.47)  316.26                80
 01/19/2021   05:39:50   (  -0.01,-137.24) (  -0.40,-139.11)  212.96                80
 01/20/2021   05:16:30   (  -0.01,-137.23) (   0.65,-134.12)  353.74                80
 01/21/2021   17:38:02   (   0.01,-137.23) (   0.34,-138.73)  170.07                80
 01/22/2021   17:14:42   (   0.01,-137.23) (  -0.77,-133.75)  396.16                80
 01/24/2021   05:33:43   (   0.00,-137.20) (  -0.25,-138.38)  134.56                80