Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-A
TLE Epoch: 2021 1 25.  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)
 01/25/2021   05:13:04   (   0.00,-137.22) (   0.86,-133.41)  434.21                80
 01/26/2021   17:34:35   (   0.01,-137.23) (   0.19,-138.00)   88.36                80
 01/27/2021   17:11:16   (   0.02,-137.23) (  -0.91,-133.03)  478.53                80
 01/29/2021   05:32:56   (  -0.03,-137.20) (  -0.12,-137.66)   51.84                80
 01/31/2021   17:28:28   (   0.03,-137.20) (   0.06,-137.28)    9.77                80
 02/03/2021   05:26:49   (  -0.02,-137.15) (   0.02,-136.93)   24.96                80
 02/05/2021   17:27:41   (   0.02,-137.13) (  -0.13,-136.56)   65.13                80
 02/07/2021   05:44:02   (  -0.01,-137.09) (  -0.89,-141.20)  467.67                80