Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2024 8 4.  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)
 08/04/2024   22:34:25   (   0.02,-136.99) (  -0.11,-137.63)   72.93                80
 08/05/2024   22:18:20   (   0.02,-136.99) (   0.88,-133.10)  442.99                80
 08/07/2024   10:40:08   (  -0.02,-136.98) (   0.30,-138.37)  158.52                80
 08/08/2024   10:18:44   (  -0.02,-136.97) (  -0.70,-133.83)  357.22                80
 08/09/2024   22:40:41   (   0.02,-136.96) (  -0.47,-139.14)  248.18                80
 08/10/2024   22:24:37   (   0.02,-136.95) (   0.54,-134.60)  267.19                80
 08/12/2024   10:46:25   (  -0.02,-136.93) (   0.63,-139.87)  335.47                80
 08/13/2024   10:25:01   (  -0.03,-136.91) (  -0.38,-135.34)  179.28                80
 08/14/2024   22:46:57   (   0.03,-136.89) (  -0.81,-140.64)  427.74                80
 08/15/2024   22:30:52   (   0.03,-136.86) (   0.21,-136.11)   86.51                80
 08/18/2024   10:33:55   (  -0.03,-136.80) (  -0.02,-136.83)    3.96                80