Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-A
TLE Epoch: 2021 1 15.  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)
 01/15/2021   05:19:57   (  -0.00,-137.24) (   0.54,-134.85)  271.59                80
 01/16/2021   17:41:29   (   0.00,-137.24) (   0.50,-139.45)  251.83                80
 01/17/2021   17:18:09   (  -0.00,-137.24) (  -0.60,-134.47)  314.87                80
 01/19/2021   05:39:49   (  -0.00,-137.22) (  -0.44,-139.10)  214.71                80
 01/20/2021   05:16:30   (   0.00,-137.22) (   0.66,-134.13)  351.80                80
 01/21/2021   17:38:02   (   0.00,-137.22) (   0.33,-138.73)  172.35                80
 01/22/2021   17:14:43   (   0.00,-137.21) (  -0.78,-133.75)  393.67                80
 01/24/2021   05:36:23   (  -0.00,-137.18) (  -0.25,-138.39)  137.13                80
 01/25/2021   05:13:04   (  -0.00,-137.17) (   0.85,-133.41)  428.38                80
 01/26/2021   17:34:35   (   0.01,-137.15) (   0.20,-138.00)   97.32                80
 01/27/2021   17:11:15   (   0.00,-137.13) (  -0.91,-133.03)  467.62                80