Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-A
TLE Epoch: 2021 4 14.  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)
 04/14/2021   17:17:46   (   0.03,-137.20) (  -0.15,-136.39)   92.84                80
 04/16/2021   05:39:27   (  -0.03,-137.19) (  -0.86,-141.03)  436.39                80
 04/17/2021   05:16:06   (  -0.03,-137.19) (   0.21,-136.04)  130.15                80
 04/18/2021   17:37:37   (   0.03,-137.19) (   0.78,-140.65)  393.99                80
 04/19/2021   17:14:17   (   0.03,-137.18) (  -0.30,-135.66)  172.11                80
 04/21/2021   05:35:57   (  -0.02,-137.15) (  -0.71,-140.30)  358.55                80
 04/22/2021   05:12:37   (  -0.02,-137.14) (   0.37,-135.32)  207.23                80
 04/23/2021   17:31:28   (   0.02,-137.13) (   0.62,-139.92)  318.01                80
 04/24/2021   17:13:28   (   0.02,-137.11) (  -0.45,-134.94)  247.52                80
 04/26/2021   05:32:28   (  -0.02,-137.08) (  -0.55,-139.58)  284.09                80
 04/27/2021   05:09:07   (  -0.02,-137.06) (   0.53,-134.60)  281.00                80