Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-C
TLE Epoch: 2021 10 9.  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)
 10/10/2021   06:42:05   (   0.05,-137.20) (  -0.16,-138.12)  104.70                80
 10/11/2021   06:24:06   (   0.04,-137.19) (   0.97,-133.13)  463.45                80
 10/12/2021   18:40:18   (  -0.04,-137.18) (   0.08,-137.68)   57.64                80
 10/15/2021   06:38:41   (   0.04,-137.14) (  -0.01,-137.28)   16.06                80
 10/17/2021   18:39:34   (  -0.03,-137.11) (  -0.12,-136.85)   30.24                80
 10/19/2021   06:58:36   (   0.03,-137.09) (  -0.92,-141.44)  496.09                80
 10/20/2021   06:37:56   (   0.03,-137.07) (   0.15,-136.44)   71.34                80
 10/21/2021   18:54:09   (  -0.03,-137.05) (   0.87,-141.00)  451.13                80
 10/22/2021   18:36:10   (  -0.03,-137.03) (  -0.27,-136.01)  115.88                80