Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2024 8 20.  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)
 08/20/2024   22:34:25   (  -0.01,-137.00) (  -0.14,-137.59)   67.14                80
 08/21/2024   22:18:20   (  -0.01,-137.00) (   0.85,-133.05)  449.92                80
 08/23/2024   10:40:07   (   0.01,-137.01) (   0.33,-138.31)  149.26                80
 08/24/2024   10:18:43   (   0.01,-137.01) (  -0.73,-133.79)  367.39                80
 08/25/2024   22:40:38   (  -0.01,-136.99) (  -0.46,-139.08)  237.39                80
 08/26/2024   22:24:33   (  -0.02,-136.99) (   0.54,-134.54)  278.90                80
 08/28/2024   10:46:19   (   0.02,-136.98) (   0.67,-139.80)  321.40                80
 08/29/2024   10:24:53   (   0.02,-136.97) (  -0.34,-135.26)  194.57                80
 08/30/2024   22:46:49   (  -0.03,-136.95) (  -0.82,-140.56)  411.03                80
 08/31/2024   22:30:43   (  -0.03,-136.94) (   0.20,-136.02)  104.93                80
 09/02/2024   10:52:30   (   0.04,-136.93) (   1.01,-141.28)  495.61                80