Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2024 7 15.  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)
 07/16/2024   10:52:24   (   0.01,-137.00) (   0.98,-141.38)  499.85                80
 07/17/2024   10:30:59   (   0.01,-136.99) (  -0.00,-136.85)   15.62                80
 07/19/2024   22:34:13   (  -0.01,-136.95) (  -0.14,-137.63)   76.57                80
 07/20/2024   22:18:08   (  -0.01,-136.93) (   0.85,-133.09)  438.15                80
 07/22/2024   10:39:57   (   0.01,-136.91) (   0.32,-138.36)  164.71                80
 07/23/2024   10:18:32   (   0.01,-136.89) (  -0.68,-133.82)  349.63                80
 07/24/2024   22:40:30   (  -0.01,-136.86) (  -0.50,-139.13)  258.53                80
 07/25/2024   22:24:25   (  -0.01,-136.84) (   0.51,-134.60)  255.73                80
 07/27/2024   10:46:12   (   0.01,-136.81) (   0.72,-139.85)  347.68                80
 07/28/2024   10:24:49   (   0.01,-136.78) (  -0.35,-135.33)  166.20                80