Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2024 7 24.  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)
 07/24/2024   22:40:32   (   0.01,-137.01) (  -0.45,-139.14)  243.12                80
 07/25/2024   22:24:27   (   0.01,-137.01) (   0.53,-134.60)  273.42                80
 07/27/2024   10:46:17   (  -0.01,-137.01) (   0.62,-139.88)  326.67                80
 07/28/2024   10:24:52   (  -0.01,-137.01) (  -0.36,-135.34)  189.37                80
 07/29/2024   22:46:50   (   0.01,-137.00) (  -0.79,-140.66)  416.54                80
 07/30/2024   22:30:46   (   0.01,-136.99) (   0.20,-136.12)   99.09                80
 08/02/2024   10:33:51   (  -0.01,-136.97) (  -0.05,-136.86)   13.12                80
 08/04/2024   22:34:24   (   0.01,-136.94) (  -0.14,-137.63)   78.35                80
 08/05/2024   22:18:19   (   0.01,-136.93) (   0.86,-133.10)  436.99                80