Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-C
TLE Epoch: 2021 1 10.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  METOP-C Lat/Lon    Distance(km)  Time Diff(sec)
 01/10/2021   18:31:01   (  -0.01,-137.25) (  -0.45,-135.19)  233.94                80
 01/12/2021   06:52:43   (   0.02,-137.24) (  -0.54,-139.80)  290.89                80
 01/13/2021   06:29:23   (   0.02,-137.24) (   0.56,-134.80)  278.32                80
 01/14/2021   18:48:15   (  -0.02,-137.25) (   0.45,-139.36)  239.60                80
 01/15/2021   18:30:15   (  -0.00,-137.26) (  -0.64,-134.36)  330.09                80
 01/17/2021   06:46:36   (  -0.02,-137.25) (  -0.40,-138.95)  194.39                80
 01/18/2021   06:25:57   (  -0.02,-137.25) (   0.69,-133.95)  374.71                80
 01/19/2021   18:47:28   (   0.02,-137.25) (   0.32,-138.51)  143.75                80
 01/20/2021   18:24:10   (   0.02,-137.25) (  -0.84,-133.53)  425.02                80
 01/22/2021   06:43:11   (  -0.01,-137.23) (  -0.20,-138.12)  101.17                80
 01/23/2021   06:25:12   (   0.01,-137.23) (   0.89,-133.12)  466.81                80