Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-C
TLE Epoch: 2021 10 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)
 10/12/2021   18:40:18   (  -0.04,-137.20) (   0.08,-137.68)   54.94                80
 10/15/2021   06:41:21   (   0.04,-137.20) (  -0.01,-137.28)    9.83                80
 10/17/2021   18:39:34   (  -0.03,-137.20) (  -0.11,-136.85)   39.61                80
 10/19/2021   06:58:36   (   0.03,-137.20) (  -0.93,-141.44)  483.93                80
 10/20/2021   06:35:17   (   0.03,-137.20) (   0.21,-136.45)   84.79                80
 10/21/2021   18:54:09   (  -0.03,-137.18) (   0.81,-141.01)  436.22                80
 10/22/2021   18:36:11   (  -0.03,-137.18) (  -0.32,-136.02)  132.16                80
 10/24/2021   06:55:11   (   0.03,-137.17) (  -0.76,-140.61)  392.42                80
 10/25/2021   06:31:53   (   0.03,-137.16) (   0.37,-135.62)  175.45                80