Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2024 2 20.  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)
 02/20/2024   22:45:02   (   0.02,-137.00) (  -0.79,-140.56)  406.27                80
 02/21/2024   22:28:59   (   0.02,-137.00) (   0.25,-136.04)  109.43                80
 02/23/2024   10:48:10   (  -0.03,-137.01) (   0.92,-141.32)  490.66                80
 02/24/2024   10:32:06   (  -0.03,-137.01) (  -0.06,-136.79)   25.04                80
 02/26/2024   22:32:43   (   0.03,-136.99) (  -0.08,-137.58)   67.11                80
 02/27/2024   22:16:40   (   0.03,-136.99) (   0.91,-133.05)  448.29                80
 02/29/2024   10:35:50   (  -0.03,-136.99) (   0.25,-138.33)  152.70                80
 03/01/2024   10:19:46   (  -0.03,-136.98) (  -0.74,-133.80)  362.10                80
 03/02/2024   22:39:05   (   0.03,-136.95) (  -0.48,-139.11)  247.07                80
 03/03/2024   22:23:02   (   0.03,-136.93) (   0.57,-134.59)  267.10                80