Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2025 10 2.  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)
 10/03/2025   10:25:00   (  -0.02,-137.00) (  -0.38,-135.37)  185.82                80
 10/04/2025   22:49:34   (   0.02,-137.00) (  -0.81,-140.66)  417.26                80
 10/05/2025   22:30:49   (   0.03,-137.00) (   0.22,-136.13)   99.49                80
 10/08/2025   10:31:09   (  -0.01,-136.98) (  -0.04,-136.85)   15.44                80
 10/10/2025   22:36:56   (  -0.01,-136.96) (  -0.16,-137.60)   73.20                80
 10/11/2025   22:15:31   (  -0.01,-136.94) (   0.89,-133.07)  442.23                80
 10/13/2025   10:39:56   (   0.01,-136.91) (   0.30,-138.33)  160.24                80
 10/14/2025   10:18:30   (   0.00,-136.90) (  -0.70,-133.78)  354.93                80
 10/15/2025   22:43:04   (  -0.01,-136.87) (  -0.47,-139.08)  250.76                80