Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2025 2 1.  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)
 02/01/2025   22:40:26   (   0.01,-137.00) (  -0.46,-139.01)  229.69                80
 02/02/2025   22:24:22   (   0.01,-136.99) (   0.55,-134.48)  285.59                80
 02/04/2025   10:46:12   (  -0.01,-136.98) (   0.63,-139.76)  317.80                80
 02/05/2025   10:27:28   (  -0.01,-136.97) (  -0.39,-135.24)  196.95                80
 02/06/2025   22:46:47   (   0.01,-136.95) (  -0.77,-140.56)  410.03                80
 02/07/2025   22:30:42   (   0.01,-136.94) (   0.20,-136.02)  104.28                80
 02/10/2025   10:31:07   (  -0.02,-136.89) (  -0.02,-136.77)   14.04                80
 02/12/2025   22:34:21   (   0.02,-136.86) (  -0.13,-137.56)   79.60                80
 02/13/2025   22:18:16   (   0.02,-136.84) (   0.86,-133.02)  434.64                80