Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-A
TLE Epoch: 2021 5 27.  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)
 05/28/2021   17:10:00   (   0.04,-137.21) (  -0.48,-134.93)  259.57                80
 05/30/2021   05:29:00   (  -0.04,-137.19) (  -0.54,-139.57)  270.77                80
 05/31/2021   05:05:39   (  -0.03,-137.19) (   0.52,-134.58)  295.89                80
 06/01/2021   17:24:32   (   0.03,-137.20) (   0.45,-139.20)  227.21                80
 06/02/2021   17:06:31   (   0.03,-137.19) (  -0.61,-134.21)  339.47                80
 06/04/2021   05:25:32   (  -0.03,-137.17) (  -0.40,-138.85)  190.98                80
 06/05/2021   05:02:12   (  -0.03,-137.17) (   0.72,-133.88)  375.47                80
 06/06/2021   17:21:03   (   0.02,-137.18) (   0.31,-138.48)  148.31                80
 06/07/2021   17:03:04   (   0.02,-137.17) (  -0.80,-133.50)  417.73                80
 06/09/2021   05:22:03   (  -0.01,-137.14) (  -0.26,-138.13)  113.91                80
 06/10/2021   04:58:44   (  -0.01,-137.12) (   0.86,-133.16)  451.56                80