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   (  -0.02,-137.00) (   0.12,-136.30)   79.35                80
 11/22/2024   10:35:31   (  -0.00,-137.00) (   0.02,-137.04)    5.95                80
 11/24/2024   22:36:02   (   0.01,-137.01) (  -0.18,-137.82)   93.36                80
 11/25/2024   22:19:58   (   0.01,-137.01) (   0.85,-133.30)  423.00                80
 11/27/2024   10:41:44   (  -0.01,-137.00) (   0.37,-138.56)  178.32                80
 11/28/2024   10:20:20   (  -0.00,-137.00) (  -0.67,-134.04)  337.65                80
 11/29/2024   22:42:15   (  -0.01,-136.99) (  -0.55,-139.33)  267.38                80
 11/30/2024   22:26:11   (  -0.01,-136.98) (   0.50,-134.81)  248.10                80
 12/02/2024   10:47:57   (   0.01,-136.96) (   0.72,-140.07)  354.77                80
 12/03/2024   10:26:32   (   0.01,-136.95) (  -0.33,-135.55)  159.91                80