Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2024 6 14.  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)
 06/15/2024   10:30:29   (  -0.01,-137.01) (  -0.04,-136.81)   22.06                80
 06/17/2024   22:33:44   (   0.02,-136.99) (  -0.10,-137.60)   68.64                80
 06/18/2024   22:17:41   (   0.02,-136.99) (   0.90,-133.07)  446.65                80
 06/20/2024   10:39:30   (  -0.02,-136.98) (   0.28,-138.34)  155.35                80
 06/21/2024   10:20:47   (  -0.02,-136.96) (  -0.73,-133.81)  359.28                80
 06/22/2024   22:40:05   (   0.02,-136.93) (  -0.46,-139.12)  248.89                80
 06/23/2024   22:24:02   (   0.02,-136.92) (   0.55,-134.59)  265.41                80
 06/25/2024   10:43:11   (  -0.02,-136.89) (   0.63,-139.86)  337.83                80
 06/26/2024   10:27:06   (  -0.01,-136.87) (  -0.33,-135.32)  176.30                80
 06/27/2024   22:46:25   (   0.01,-136.83) (  -0.85,-140.63)  432.71                80