Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2024 11 19.  Predictions up to the next  14.0 days:

     Date     Time(GOES-18)   GOES-18 Lat/Lon  NOAA-21 Lat/Lon    Distance(km)  Time Diff(sec)
 11/19/2024   22:32:28   (  -0.00,-137.00) (   0.12,-136.30)   79.05                80
 11/22/2024   10:35:31   (   0.01,-137.00) (   0.03,-137.04)    5.15                80
 11/24/2024   22:36:02   (  -0.01,-137.01) (  -0.19,-137.82)   92.49                80
 11/25/2024   22:19:58   (  -0.01,-137.01) (   0.85,-133.30)  424.00                80
 11/27/2024   10:41:44   (   0.02,-137.01) (   0.38,-138.56)  177.27                80
 11/28/2024   10:20:20   (   0.02,-137.00) (  -0.65,-134.03)  338.73                80
 11/29/2024   22:42:15   (  -0.02,-137.00) (  -0.57,-139.33)  266.50                80
 11/30/2024   22:26:11   (  -0.03,-136.99) (   0.47,-134.81)  249.10                80
 12/02/2024   10:47:57   (   0.03,-136.97) (   0.75,-140.07)  353.60                80