Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2024 9 3.  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)
 09/05/2024   22:34:14   (   0.00,-137.00) (  -0.09,-137.50)   56.82                80
 09/06/2024   22:18:07   (   0.00,-137.00) (   0.89,-132.96)  460.18                80
 09/08/2024   10:39:54   (   0.00,-136.99) (   0.27,-138.22)  139.94                80
 09/09/2024   10:18:27   (   0.00,-136.98) (  -0.72,-133.67)  376.51                80
 09/10/2024   22:40:21   (  -0.01,-136.96) (  -0.44,-138.97)  227.94                80
 09/11/2024   22:24:15   (  -0.01,-136.95) (   0.56,-134.43)  288.07                80
 09/13/2024   10:46:00   (   0.02,-136.93) (   0.63,-139.68)  313.42                80
 09/14/2024   10:24:34   (   0.02,-136.91) (  -0.38,-135.14)  202.16                80
 09/15/2024   22:46:27   (  -0.02,-136.88) (  -0.80,-140.42)  403.45                80
 09/16/2024   22:30:21   (  -0.02,-136.86) (   0.22,-135.88)  111.97                80