Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-C
TLE Epoch: 2021 6 27.  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)
 06/27/2021   18:54:56   (   0.03,-137.20) (   0.89,-141.05)  439.10                80
 06/28/2021   18:36:56   (   0.03,-137.19) (  -0.24,-136.06)  129.64                80
 06/30/2021   06:53:16   (  -0.02,-137.18) (  -0.80,-140.65)  395.85                80
 07/01/2021   06:35:16   (  -0.02,-137.17) (   0.33,-135.66)  172.79                80
 07/02/2021   18:51:28   (   0.02,-137.17) (   0.69,-140.22)  347.32                80
 07/03/2021   18:33:28   (   0.02,-137.16) (  -0.44,-135.23)  221.13                80
 07/05/2021   06:49:46   (  -0.02,-137.14) (  -0.64,-139.81)  304.94                80
 07/06/2021   06:31:47   (  -0.02,-137.13) (   0.50,-134.82)  262.99                80
 07/07/2021   18:47:58   (   0.02,-137.11) (   0.54,-139.38)  258.61                80
 07/08/2021   18:29:59   (   0.02,-137.10) (  -0.59,-134.39)  308.78                80
 07/10/2021   06:48:57   (  -0.02,-137.06) (  -0.47,-138.97)  218.68                80