Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2025 8 27.  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)
 08/28/2025   22:41:03   (  -0.00,-137.00) (  -0.48,-139.26)  257.38                80
 08/29/2025   22:24:58   (  -0.00,-137.00) (   0.49,-134.72)  258.70                80
 08/31/2025   10:46:46   (   0.00,-136.98) (   0.66,-140.00)  343.65                80
 09/01/2025   10:25:21   (  -0.00,-136.97) (  -0.32,-135.46)  171.85                80
 09/02/2025   22:47:16   (   0.00,-136.96) (  -0.87,-140.76)  433.50                80
 09/03/2025   22:31:12   (   0.00,-136.95) (   0.18,-136.23)   81.71                80
 09/06/2025   10:34:14   (   0.00,-136.90) (  -0.01,-136.97)    7.40                80
 09/08/2025   22:34:44   (  -0.00,-136.86) (  -0.18,-137.73)   98.37                80
 09/09/2025   22:18:39   (  -0.00,-136.84) (   0.81,-133.19)  416.10                80