Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2024 7 30.  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)
 07/30/2024   22:30:47   (   0.02,-137.01) (   0.24,-136.13)  100.97                80
 08/02/2024   10:33:52   (  -0.03,-137.00) (  -0.08,-136.87)   16.08                80
 08/04/2024   22:34:24   (   0.04,-137.00) (  -0.12,-137.63)   72.82                80
 08/05/2024   22:18:21   (   0.04,-137.00) (   0.93,-133.11)  443.27                80
 08/07/2024   10:37:29   (  -0.04,-136.99) (   0.26,-138.38)  158.04                80
 08/08/2024   10:21:25   (  -0.04,-136.98) (  -0.73,-133.84)  357.84                80
 08/09/2024   22:40:42   (   0.05,-136.98) (  -0.43,-139.15)  247.46                80
 08/10/2024   22:24:38   (   0.05,-136.97) (   0.57,-134.61)  268.08                80
 08/12/2024   10:43:46   (  -0.05,-136.95) (   0.62,-139.88)  334.42                80
 08/13/2024   10:27:41   (  -0.05,-136.93) (  -0.39,-135.35)  180.50                80