Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-A
TLE Epoch: 2021 5 31.  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)
 06/01/2021   17:24:31   (   0.04,-137.19) (   0.49,-139.19)  227.87                80
 06/02/2021   17:06:32   (   0.04,-137.18) (  -0.63,-134.21)  338.53                80
 06/04/2021   05:22:52   (  -0.04,-137.16) (  -0.38,-138.85)  192.43                80
 06/05/2021   05:04:51   (  -0.04,-137.15) (   0.68,-133.87)  373.78                80
 06/06/2021   17:21:04   (   0.03,-137.15) (   0.29,-138.48)  150.38                80
 06/07/2021   17:03:03   (   0.03,-137.14) (  -0.76,-133.49)  415.40                80
 06/09/2021   05:19:24   (  -0.02,-137.11) (  -0.24,-138.14)  116.73                80
 06/10/2021   05:01:23   (  -0.02,-137.09) (   0.82,-133.15)  448.46                80
 06/11/2021   17:17:35   (   0.01,-137.08) (   0.15,-137.76)   77.32                80
 06/12/2021   16:59:35   (   0.01,-137.06) (  -0.91,-132.78)  487.39                80