Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2024 12 31.  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)
 12/31/2024   22:41:35   (  -0.00,-137.00) (  -0.51,-139.24)  254.66                80
 01/01/2025   22:25:29   (  -0.01,-137.00) (   0.50,-134.70)  262.51                80
 01/03/2025   10:47:14   (   0.01,-137.00) (   0.66,-139.96)  337.80                80
 01/04/2025   10:25:48   (   0.01,-136.99) (  -0.36,-135.43)  179.10                80
 01/05/2025   22:47:40   (  -0.02,-136.99) (  -0.84,-140.72)  424.27                80
 01/06/2025   22:31:32   (  -0.02,-136.98) (   0.14,-136.17)   92.38                80
 01/09/2025   10:31:50   (   0.02,-136.96) (   0.02,-136.89)    7.33                80
 01/11/2025   22:34:55   (  -0.03,-136.92) (  -0.19,-137.64)   81.66                80
 01/12/2025   22:16:08   (  -0.03,-136.91) (   0.81,-133.10)  433.99                80
 01/14/2025   10:40:32   (   0.04,-136.88) (   0.37,-138.35)  168.31                80