Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2024 1 31.  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)
 01/31/2024   22:22:49   (   0.01,-137.00) (   0.54,-134.57)  276.54                80
 02/02/2024   10:44:35   (  -0.01,-137.01) (   0.61,-139.83)  321.87                80
 02/03/2024   10:25:50   (  -0.01,-137.00) (  -0.42,-135.30)  194.74                80
 02/04/2024   22:45:04   (   0.02,-136.98) (  -0.78,-140.59)  411.27                80
 02/05/2024   22:28:58   (   0.02,-136.97) (   0.20,-136.05)  104.72                80
 02/07/2024   10:48:04   (  -0.03,-136.97) (   0.94,-141.31)  495.60                80
 02/08/2024   10:31:58   (  -0.03,-136.95) (  -0.05,-136.77)   20.11                80
 02/10/2024   22:32:26   (   0.04,-136.90) (  -0.10,-137.53)   72.03                80
 02/11/2024   22:16:20   (   0.04,-136.88) (   0.89,-132.99)  443.37                80
 02/13/2024   10:35:25   (  -0.04,-136.87) (   0.29,-138.24)  157.58                80