Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2025 2 14.  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)
 02/15/2025   10:37:27   (  -0.01,-137.00) (   0.29,-138.31)  149.92                80
 02/16/2025   10:21:24   (  -0.01,-137.00) (  -0.75,-133.79)  366.38                80
 02/17/2025   22:40:41   (   0.01,-137.01) (  -0.47,-139.09)  238.20                80
 02/18/2025   22:24:37   (   0.01,-137.01) (   0.57,-134.57)  277.67                80
 02/20/2025   10:43:46   (  -0.01,-136.99) (   0.61,-139.85)  324.77                80
 02/21/2025   10:27:41   (  -0.01,-136.99) (  -0.38,-135.31)  190.52                80
 02/22/2025   22:46:59   (   0.02,-136.98) (  -0.83,-140.62)  415.81                80
 02/23/2025   22:30:55   (   0.02,-136.97) (   0.22,-136.10)   99.03                80
 02/26/2025   10:33:59   (  -0.02,-136.93) (  -0.06,-136.85)   10.05                80