Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2025 1 27.  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)
 01/27/2025   22:34:13   (  -0.01,-137.01) (  -0.10,-137.50)   56.13                80
 01/28/2025   22:18:05   (  -0.00,-137.01) (   0.92,-132.96)  461.48                80
 01/30/2025   10:39:49   (  -0.00,-137.00) (   0.25,-138.22)  138.49                80
 01/31/2025   10:18:20   (  -0.00,-136.99) (  -0.72,-133.66)  378.93                80
 02/01/2025   22:40:13   (   0.01,-137.00) (  -0.41,-138.96)  223.37                80
 02/02/2025   22:24:04   (   0.01,-136.99) (   0.57,-134.41)  293.86                80
 02/04/2025   10:43:07   (  -0.01,-136.97) (   0.59,-139.67)  306.79                80
 02/05/2025   10:26:59   (  -0.01,-136.96) (  -0.39,-135.12)  209.90                80
 02/06/2025   22:46:10   (   0.01,-136.95) (  -0.78,-140.40)  393.90                80
 02/07/2025   22:30:03   (   0.01,-136.94) (   0.26,-135.87)  122.31                80
 02/09/2025   10:49:05   (  -0.01,-136.90) (   0.93,-141.11)  479.60                80
 02/10/2025   10:32:57   (  -0.01,-136.89) (  -0.06,-136.56)   36.49                80