Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-A
TLE Epoch: 2021 7 19.  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)
 07/20/2021   17:13:05   (   0.03,-137.21) (  -0.00,-136.99)   24.83                80
 07/23/2021   05:11:25   (  -0.03,-137.19) (   0.08,-136.65)   60.99                80
 07/24/2021   17:27:36   (   0.02,-137.19) (   0.92,-141.26)  463.30                80
 07/25/2021   17:09:36   (   0.02,-137.18) (  -0.16,-136.27)  102.88                80
 07/27/2021   05:25:56   (   0.00,-137.16) (  -0.83,-140.92)  428.13                80
 07/28/2021   05:07:55   (   0.00,-137.15) (   0.24,-135.93)  137.99                80
 07/29/2021   17:24:07   (  -0.01,-137.15) (   0.75,-140.54)  386.62                80
 07/30/2021   17:06:06   (  -0.00,-137.14) (  -0.32,-135.55)  179.42                80
 08/01/2021   05:22:27   (   0.00,-137.11) (  -0.67,-140.20)  351.80                80