Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2024 1 7.  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)
 01/07/2024   10:29:46   (   0.01,-136.99) (   0.01,-136.92)    7.88                80
 01/09/2024   22:32:57   (  -0.00,-136.95) (  -0.17,-137.69)   83.78                80
 01/10/2024   22:16:52   (   0.00,-136.94) (   0.82,-133.15)  431.29                80
 01/12/2024   10:35:59   (   0.00,-136.92) (   0.34,-138.41)  170.62                80
 01/13/2024   10:19:53   (   0.00,-136.90) (  -0.65,-133.88)  344.19                80
 01/14/2024   22:39:09   (  -0.01,-136.86) (  -0.55,-139.17)  263.70                80
 01/15/2024   22:23:04   (  -0.01,-136.84) (   0.51,-134.65)  251.03                80
 01/17/2024   10:42:11   (   0.01,-136.82) (   0.71,-139.90)  351.36                80
 01/18/2024   10:26:05   (   0.01,-136.80) (  -0.29,-135.36)  163.02                80
 01/19/2024   22:45:20   (  -0.00,-136.75) (  -0.90,-140.66)  445.90                80
 01/20/2024   22:29:16   (  -0.00,-136.73) (   0.16,-136.14)   68.06                80