Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2024 10 24.  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)
 10/24/2024   22:16:24   (   0.01,-136.95) (   0.89,-133.03)  446.29                80
 10/26/2024   10:40:51   (  -0.01,-136.92) (   0.30,-138.29)  156.54                80
 10/27/2024   10:19:27   (  -0.01,-136.91) (  -0.72,-133.76)  358.74                80
 10/28/2024   22:44:03   (   0.00,-136.90) (  -0.48,-139.05)  245.95                80
 10/29/2024   22:22:39   (   0.00,-136.88) (   0.55,-134.52)  269.36                80
 10/31/2024   10:47:05   (   0.01,-136.85) (   0.68,-139.77)  333.64                80
 11/01/2024   10:25:40   (   0.01,-136.83) (  -0.36,-135.24)  181.15                80
 11/02/2024   22:50:16   (  -0.02,-136.81) (  -0.88,-140.53)  424.86                80
 11/03/2024   22:28:51   (  -0.02,-136.78) (   0.16,-136.00)   89.46                80
 11/06/2024   10:34:32   (   0.03,-136.70) (   0.05,-136.71)    2.44                80