Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-A
TLE Epoch: 2021 1 6.  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)
 01/06/2021   17:48:22   (   0.00,-137.22) (   0.80,-140.89)  417.80                80
 01/07/2021   17:25:02   (  -0.01,-137.23) (  -0.30,-135.92)  149.17                80
 01/09/2021   05:46:44   (   0.02,-137.22) (  -0.70,-140.56)  380.29                80
 01/10/2021   05:26:03   (   0.01,-137.21) (   0.35,-135.57)  186.54                80
 01/11/2021   17:42:16   (  -0.01,-137.21) (   0.64,-140.17)  337.33                80
 01/12/2021   17:24:16   (  -0.00,-137.20) (  -0.46,-135.20)  229.03                80
 01/14/2021   05:40:36   (   0.00,-137.18) (  -0.59,-139.83)  301.15                80
 01/15/2021   05:22:37   (  -0.00,-137.18) (   0.51,-134.85)  265.07                80
 01/16/2021   17:38:49   (   0.00,-137.17) (   0.48,-139.45)  259.40                80
 01/17/2021   17:20:49   (   0.01,-137.16) (  -0.56,-134.46)  306.77                80
 01/19/2021   05:37:10   (  -0.01,-137.14) (  -0.42,-139.11)  223.76                80