Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-A
TLE Epoch: 2021 4 1.  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)
 04/02/2021   05:29:13   (  -0.03,-137.19) (  -0.24,-138.22)  116.59                80
 04/03/2021   05:05:53   (  -0.03,-137.19) (   0.82,-133.24)  449.54                80
 04/04/2021   17:27:24   (   0.03,-137.19) (   0.18,-137.84)   74.18                80
 04/05/2021   17:04:05   (   0.02,-137.18) (  -0.95,-132.86)  491.69                80
 04/07/2021   05:25:44   (  -0.03,-137.14) (  -0.12,-137.49)   39.97                80
 04/09/2021   17:23:55   (   0.03,-137.13) (   0.04,-137.11)    3.17                80
 04/12/2021   05:22:15   (  -0.02,-137.08) (   0.02,-136.76)   35.52                80
 04/13/2021   17:38:26   (   0.03,-137.07) (   0.98,-141.37)  489.34                80
 04/14/2021   17:20:25   (   0.02,-137.05) (  -0.09,-136.38)   75.79                80