Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-C
TLE Epoch: 2021 5 12.  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)
 05/13/2021   06:46:37   (  -0.05,-137.18) (  -0.47,-138.97)  203.87                80
 05/14/2021   06:28:37   (  -0.05,-137.17) (   0.64,-133.97)  364.24                80
 05/15/2021   18:44:48   (   0.04,-137.16) (   0.33,-138.54)  156.51                80
 05/16/2021   18:26:49   (   0.04,-137.15) (  -0.78,-133.55)  411.13                80
 05/18/2021   06:43:09   (  -0.03,-137.12) (  -0.29,-138.14)  116.37                80
 05/19/2021   06:25:10   (  -0.03,-137.11) (   0.83,-133.14)  450.95                80
 05/20/2021   18:41:21   (   0.02,-137.09) (   0.14,-137.71)   70.87                80
 05/21/2021   18:23:21   (   0.02,-137.07) (  -0.92,-132.71)  496.25                80
 05/23/2021   06:39:42   (  -0.02,-137.03) (  -0.09,-137.31)   32.06                80
 05/25/2021   18:40:33   (   0.02,-136.97) (  -0.01,-136.87)   11.40                80