Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2024 2 12.  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)
 02/13/2024   10:38:05   (   0.01,-137.01) (   0.29,-138.24)  140.27                80
 02/14/2024   10:16:39   (   0.01,-137.01) (  -0.71,-133.70)  377.10                80
 02/15/2024   22:41:13   (  -0.02,-137.01) (  -0.46,-139.00)  226.84                80
 02/16/2024   22:19:46   (  -0.01,-137.00) (   0.54,-134.45)  290.16                80
 02/18/2024   10:44:12   (   0.02,-137.00) (   0.62,-139.71)  308.76                80
 02/19/2024   10:22:45   (   0.02,-137.00) (  -0.38,-135.17)  207.86                80
 02/20/2024   22:47:19   (  -0.03,-136.98) (  -0.83,-140.46)  397.10                80
 02/21/2024   22:25:53   (  -0.02,-136.97) (   0.24,-135.93)  119.42                80
 02/23/2024   10:50:17   (   0.03,-136.97) (   0.97,-141.18)  480.01                80
 02/24/2024   10:28:51   (   0.03,-136.96) (  -0.04,-136.64)   36.30                80