Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-A
TLE Epoch: 2021 6 28.  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)
 06/28/2021   05:26:10   (  -0.04,-137.18) (  -0.70,-140.24)  348.35                80
 06/29/2021   05:08:09   (  -0.04,-137.18) (   0.37,-135.26)  218.18                80
 06/30/2021   17:24:22   (   0.03,-137.18) (   0.59,-139.87)  305.61                80
 07/01/2021   17:06:21   (   0.03,-137.18) (  -0.47,-134.89)  260.88                80
 07/03/2021   05:22:41   (  -0.03,-137.16) (  -0.58,-139.52)  269.83                80
 07/04/2021   05:04:41   (  -0.03,-137.15) (   0.55,-134.55)  296.31                80
 07/05/2021   17:20:52   (   0.03,-137.14) (   0.47,-139.15)  228.41                80
 07/06/2021   17:02:52   (   0.03,-137.13) (  -0.60,-134.17)  337.22                80
 07/08/2021   05:21:52   (  -0.02,-137.10) (  -0.38,-138.81)  194.87                80
 07/09/2021   04:58:32   (  -0.02,-137.08) (   0.69,-133.83)  370.11                80
 07/10/2021   17:17:23   (   0.01,-137.06) (   0.33,-138.43)  156.26                80
 07/11/2021   16:59:24   (   0.01,-137.04) (  -0.80,-133.46)  408.38                80