Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2024 9 17.  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)
 09/18/2024   10:52:36   (   0.01,-137.00) (   0.94,-141.26)  485.31                80
 09/19/2024   10:31:13   (   0.01,-137.00) (  -0.06,-136.73)   30.30                80
 09/21/2024   22:34:30   (  -0.00,-136.99) (  -0.13,-137.52)   59.85                80
 09/22/2024   22:18:28   (  -0.00,-136.99) (   0.88,-132.99)  455.16                80
 09/24/2024   10:40:19   (   0.00,-136.97) (   0.29,-138.27)  148.14                80
 09/25/2024   10:18:56   (   0.00,-136.96) (  -0.74,-133.75)  366.57                80
 09/26/2024   22:40:55   (  -0.01,-136.95) (  -0.50,-139.05)  239.94                80
 09/27/2024   22:24:52   (  -0.01,-136.94) (   0.53,-134.53)  274.75                80
 09/29/2024   10:46:43   (   0.01,-136.92) (   0.67,-139.80)  328.71                80
 09/30/2024   10:25:20   (   0.01,-136.91) (  -0.37,-135.28)  185.87                80