Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2024 9 6.  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)
 09/06/2024   22:18:07   (  -0.00,-137.00) (   0.88,-132.95)  460.16                80
 09/08/2024   10:39:53   (   0.00,-136.99) (   0.28,-138.22)  139.82                80
 09/09/2024   10:18:27   (   0.00,-136.98) (  -0.71,-133.67)  376.56                80
 09/10/2024   22:40:21   (  -0.00,-136.96) (  -0.44,-138.97)  228.22                80
 09/11/2024   22:24:15   (  -0.00,-136.95) (   0.55,-134.42)  287.67                80
 09/13/2024   10:46:00   (   0.00,-136.93) (   0.63,-139.68)  313.81                80
 09/14/2024   10:24:34   (   0.00,-136.91) (  -0.38,-135.13)  201.73                80
 09/15/2024   22:46:27   (  -0.00,-136.88) (  -0.80,-140.42)  404.13                80
 09/16/2024   22:30:21   (  -0.00,-136.86) (   0.22,-135.88)  111.28                80
 09/18/2024   10:52:05   (   0.00,-136.83) (   1.00,-141.13)  490.66                80
 09/19/2024   10:30:38   (   0.00,-136.80) (  -0.03,-136.59)   24.54                80