Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2024 10 27.  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)
 10/28/2024   22:44:06   (   0.04,-137.54) (  -0.31,-139.09)  176.79                80
 10/29/2024   22:22:41   (   0.03,-137.69) (   0.72,-134.56)  356.43                80
 10/31/2024   10:44:30   (  -0.03,-137.91) (   0.37,-139.84)  219.35                80
 11/01/2024   10:28:25   (  -0.03,-138.06) (  -0.67,-135.31)  314.15                80
 11/02/2024   22:50:21   (   0.03,-138.31) (  -0.50,-140.61)  262.96                80
 11/03/2024   22:28:57   (   0.03,-138.45) (   0.56,-136.08)  269.32                80
 11/05/2024   10:50:44   (  -0.04,-138.64) (   0.56,-141.35)  308.95                80
 11/06/2024   10:34:40   (  -0.04,-138.78) (  -0.51,-136.83)  223.40                80
 11/07/2024   22:56:36   (   0.04,-139.02) (  -0.63,-142.13)  354.46                80
 11/08/2024   22:35:11   (   0.05,-139.15) (   0.39,-137.60)  176.98                80
 11/10/2024   10:56:57   (  -0.05,-139.32) (   0.76,-142.86)  403.02                80