Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2025 10 29.  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)
 10/30/2025   10:18:05   (  -0.02,-137.00) (  -0.74,-133.67)  379.21                80
 10/31/2025   22:42:39   (   0.01,-137.00) (  -0.44,-138.96)  223.44                80
 11/01/2025   22:21:13   (   0.02,-137.00) (   0.58,-134.42)  293.90                80
 11/03/2025   10:45:37   (  -0.01,-137.00) (   0.60,-139.67)  305.25                80
 11/04/2025   10:24:11   (  -0.00,-136.99) (  -0.41,-135.13)  211.72                80
 11/05/2025   22:48:45   (  -0.01,-136.98) (  -0.76,-140.43)  392.17                80
 11/06/2025   22:27:19   (  -0.01,-136.97) (   0.26,-135.89)  124.12                80
 11/08/2025   10:51:42   (   0.02,-136.95) (   0.97,-141.13)  476.83                80
 11/09/2025   10:30:15   (   0.01,-136.94) (  -0.05,-136.59)   38.83                80
 11/11/2025   22:36:02   (  -0.01,-136.90) (  -0.14,-137.34)   51.08                80