Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-A
TLE Epoch: 2021 8 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)
 08/11/2021   05:15:27   (   0.00,-137.20) (  -0.34,-138.76)  177.69                80
 08/12/2021   04:57:27   (   0.00,-137.19) (   0.74,-133.77)  389.20                80
 08/13/2021   17:13:38   (  -0.01,-137.20) (   0.24,-138.38)  134.71                80
 08/14/2021   16:55:38   (  -0.00,-137.19) (  -0.84,-133.40)  431.78                80
 08/16/2021   05:11:57   (   0.00,-137.17) (  -0.21,-138.03)   98.82                80
 08/17/2021   04:53:57   (   0.00,-137.16) (   0.93,-133.06)  467.08                80
 08/18/2021   17:10:08   (  -0.01,-137.14) (   0.11,-137.66)   58.66                80
 08/21/2021   05:08:28   (   0.02,-137.09) (  -0.01,-137.32)   25.17                80
 08/23/2021   17:09:17   (  -0.01,-137.06) (  -0.04,-136.93)   14.35                80