Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2025 2 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)
 02/28/2025   22:34:30   (  -0.00,-137.00) (  -0.16,-137.61)   70.18                80
 03/01/2025   22:18:26   (  -0.00,-137.00) (   0.85,-133.08)  445.94                80
 03/03/2025   10:40:13   (  -0.00,-136.99) (   0.32,-138.35)  155.94                80
 03/04/2025   10:18:49   (  -0.00,-136.98) (  -0.70,-133.82)  359.62                80
 03/05/2025   22:40:46   (   0.00,-136.97) (  -0.47,-139.14)  246.32                80
 03/06/2025   22:24:41   (   0.01,-136.96) (   0.56,-134.61)  268.72                80
 03/08/2025   10:46:28   (  -0.01,-136.94) (   0.66,-139.87)  334.61                80
 03/09/2025   10:27:43   (  -0.02,-136.92) (  -0.37,-135.34)  180.19                80
 03/10/2025   22:47:00   (   0.02,-136.91) (  -0.83,-140.65)  426.46                80
 03/11/2025   22:30:55   (   0.02,-136.89) (   0.21,-136.12)   88.48                80