Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2024 9 22.  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)
 09/22/2024   22:18:28   (  -0.01,-136.99) (   0.88,-132.99)  455.37                80
 09/24/2024   10:40:19   (   0.01,-136.96) (   0.30,-138.27)  149.28                80
 09/25/2024   10:21:36   (   0.00,-136.95) (  -0.72,-133.75)  365.15                80
 09/26/2024   22:40:56   (   0.00,-136.94) (  -0.47,-139.06)  240.85                80
 09/27/2024   22:24:53   (   0.00,-136.93) (   0.56,-134.53)  273.65                80
 09/29/2024   10:46:44   (  -0.00,-136.90) (   0.65,-139.80)  331.07                80
 09/30/2024   10:25:21   (  -0.00,-136.89) (  -0.38,-135.28)  183.33                80
 10/01/2024   22:47:19   (  -0.00,-136.88) (  -0.86,-140.58)  422.93                80
 10/02/2024   22:31:17   (  -0.00,-136.86) (   0.18,-136.06)   91.28                80
 10/05/2024   10:31:44   (  -0.00,-136.80) (   0.03,-136.80)    3.10                80