Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-A
TLE Epoch: 2021 6 4.  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) (  -0.39,-138.85)  189.28                80
 06/05/2021   05:04:51   (  -0.05,-137.18) (   0.67,-133.87)  377.36                80
 06/06/2021   17:21:04   (   0.04,-137.18) (   0.30,-138.48)  146.65                80
 06/07/2021   17:03:03   (   0.04,-137.18) (  -0.76,-133.49)  419.57                80
 06/09/2021   05:19:23   (  -0.03,-137.15) (  -0.24,-138.13)  111.45                80
 06/10/2021   05:01:23   (  -0.03,-137.14) (   0.82,-133.15)  454.18                80
 06/11/2021   17:17:35   (   0.02,-137.13) (   0.15,-137.76)   71.41                80
 06/12/2021   16:59:35   (   0.02,-137.12) (  -0.91,-132.77)  493.72                80
 06/14/2021   05:15:55   (  -0.01,-137.08) (  -0.09,-137.42)   38.70                80
 06/16/2021   17:14:07   (   0.01,-137.04) (   0.00,-137.04)    1.01                80