Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-A
TLE Epoch: 2021 6 3.  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)
 06/04/2021   05:22:52   (  -0.05,-137.18) (  -0.38,-138.85)  189.33                80
 06/05/2021   05:04:51   (  -0.05,-137.18) (   0.68,-133.87)  377.37                80
 06/06/2021   17:21:04   (   0.04,-137.19) (   0.30,-138.48)  146.42                80
 06/07/2021   17:03:03   (   0.04,-137.18) (  -0.76,-133.49)  419.86                80
 06/09/2021   05:19:24   (  -0.03,-137.16) (  -0.24,-138.13)  111.19                80
 06/10/2021   05:01:23   (  -0.03,-137.15) (   0.82,-133.15)  454.50                80
 06/11/2021   17:17:35   (   0.02,-137.14) (   0.15,-137.76)   70.89                80
 06/12/2021   16:59:35   (   0.02,-137.12) (  -0.91,-132.77)  494.29                80
 06/14/2021   05:18:35   (  -0.01,-137.08) (  -0.09,-137.42)   38.16                80
 06/16/2021   17:16:47   (   0.01,-137.05) (   0.01,-137.04)    0.27                80