Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-C
TLE Epoch: 2021 9 25.  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)
 09/25/2021   06:52:21   (   0.05,-137.21) (  -0.74,-140.61)  388.15                80
 09/26/2021   06:34:22   (   0.04,-137.21) (   0.42,-135.63)  181.39                80
 09/27/2021   18:50:31   (  -0.04,-137.22) (   0.61,-140.18)  337.28                80
 09/28/2021   18:32:30   (  -0.04,-137.22) (  -0.49,-135.18)  231.79                80
 09/30/2021   06:48:51   (   0.04,-137.20) (  -0.51,-139.78)  293.65                80
 10/01/2021   06:30:50   (   0.04,-137.20) (   0.59,-134.79)  274.99                80
 10/02/2021   18:46:59   (  -0.03,-137.19) (   0.44,-139.34)  244.93                80
 10/03/2021   18:28:59   (  -0.03,-137.18) (  -0.66,-134.34)  323.41                80
 10/05/2021   06:47:58   (   0.03,-137.16) (  -0.39,-138.93)  202.89                80
 10/06/2021   06:24:39   (   0.03,-137.15) (   0.77,-133.95)  365.09                80
 10/07/2021   18:43:28   (  -0.03,-137.13) (   0.26,-138.50)  156.06                80
 10/08/2021   18:25:28   (  -0.03,-137.11) (  -0.84,-133.50)  411.41                80