Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-A
TLE Epoch: 2021 3 20.  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)
 03/20/2021   17:37:50   (   0.03,-137.20) (   0.66,-140.01)  320.06                80
 03/21/2021   17:14:31   (   0.02,-137.19) (  -0.47,-135.04)  246.11                80
 03/23/2021   05:36:10   (  -0.03,-137.17) (  -0.60,-139.66)  284.48                80
 03/24/2021   05:12:50   (  -0.02,-137.16) (   0.52,-134.69)  281.28                80
 03/25/2021   17:31:42   (   0.03,-137.14) (   0.49,-139.29)  243.85                80
 03/26/2021   17:13:41   (   0.03,-137.13) (  -0.58,-134.30)  321.65                80
 03/28/2021   05:32:42   (  -0.03,-137.10) (  -0.43,-138.94)  209.98                80
 03/29/2021   05:09:21   (  -0.03,-137.08) (   0.63,-133.95)  355.15                80
 03/30/2021   17:28:12   (   0.03,-137.06) (   0.38,-138.55)  171.14                80
 03/31/2021   17:10:13   (   0.02,-137.03) (  -0.75,-133.58)  393.51                80
 04/02/2021   05:29:12   (  -0.02,-136.99) (  -0.31,-138.21)  139.62                80