Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2024 9 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)
 09/14/2024   10:24:46   (  -0.01,-136.99) (  -0.42,-135.19)  205.70                80
 09/15/2024   22:46:46   (   0.01,-136.99) (  -0.80,-140.50)  400.38                80
 09/16/2024   22:30:44   (   0.01,-136.99) (   0.26,-135.98)  114.85                80
 09/18/2024   10:49:56   (  -0.00,-136.98) (   0.93,-141.26)  487.69                80
 09/19/2024   10:33:53   (  -0.00,-136.97) (  -0.08,-136.74)   27.38                80
 09/21/2024   22:34:29   (   0.01,-136.94) (  -0.14,-137.51)   65.16                80
 09/22/2024   22:18:26   (   0.01,-136.93) (   0.89,-132.99)  449.10                80
 09/24/2024   10:37:37   (  -0.02,-136.91) (   0.31,-138.26)  154.98                80
 09/25/2024   10:21:34   (  -0.02,-136.89) (  -0.73,-133.74)  359.04                80
 09/26/2024   22:40:53   (   0.02,-136.86) (  -0.47,-139.05)  248.95                80