Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2024 6 13.  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)
 06/14/2024   10:51:52   (  -0.00,-137.01) (   0.97,-141.34)  493.70                80
 06/15/2024   10:30:29   (  -0.00,-137.01) (  -0.04,-136.81)   22.23                80
 06/17/2024   22:33:44   (   0.01,-136.99) (  -0.10,-137.60)   68.40                80
 06/18/2024   22:17:41   (   0.01,-136.99) (   0.91,-133.07)  446.91                80
 06/20/2024   10:39:30   (  -0.01,-136.98) (   0.28,-138.34)  155.12                80
 06/21/2024   10:20:47   (  -0.02,-136.96) (  -0.73,-133.81)  359.47                80
 06/22/2024   22:40:05   (   0.02,-136.93) (  -0.46,-139.12)  248.75                80
 06/23/2024   22:24:02   (   0.02,-136.92) (   0.55,-134.59)  265.48                80
 06/25/2024   10:43:11   (  -0.03,-136.89) (   0.62,-139.86)  337.82                80
 06/26/2024   10:27:07   (  -0.02,-136.87) (  -0.40,-135.33)  176.26                80