Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2024 9 18.  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   (   0.00,-137.00) (   0.95,-141.26)  485.51                80
 09/19/2024   10:31:13   (   0.00,-137.00) (  -0.06,-136.73)   30.10                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)  455.18                80
 09/24/2024   10:40:19   (   0.00,-136.97) (   0.29,-138.27)  148.33                80
 09/25/2024   10:18:56   (   0.00,-136.96) (  -0.73,-133.75)  366.37                80
 09/26/2024   22:40:56   (  -0.00,-136.95) (  -0.44,-139.06)  240.00                80
 09/27/2024   22:24:52   (  -0.00,-136.94) (   0.53,-134.53)  274.70                80
 09/29/2024   10:46:42   (   0.00,-136.92) (   0.67,-139.80)  328.97                80
 09/30/2024   10:25:20   (   0.00,-136.90) (  -0.36,-135.28)  185.62                80
 10/01/2024   22:47:18   (  -0.01,-136.89) (  -0.85,-140.58)  421.02                80