Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2024 5 17.  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)
 05/17/2024   22:17:04   (  -0.01,-137.00) (   0.89,-132.99)  456.46                80
 05/19/2024   10:36:09   (   0.01,-137.01) (   0.31,-138.24)  141.89                80
 05/20/2024   10:20:04   (   0.01,-137.00) (  -0.73,-133.71)  375.03                80
 05/21/2024   22:39:18   (  -0.01,-136.98) (  -0.43,-139.01)  230.17                80
 05/22/2024   22:23:11   (  -0.01,-136.97) (   0.56,-134.46)  286.26                80
 05/24/2024   10:42:17   (   0.01,-136.96) (   0.62,-139.72)  313.56                80
 05/25/2024   10:26:10   (   0.01,-136.95) (  -0.38,-135.17)  202.17                80
 05/26/2024   22:45:23   (  -0.00,-136.91) (  -0.82,-140.46)  404.85                80
 05/27/2024   22:29:17   (  -0.00,-136.89) (   0.19,-135.92)  110.48                80
 05/29/2024   10:48:22   (  -0.00,-136.87) (   0.98,-141.17)  490.63                80
 05/30/2024   10:32:16   (  -0.00,-136.85) (  -0.04,-136.63)   24.51                80