Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2025 2 21.  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)
 02/22/2025   22:46:58   (   0.01,-137.00) (  -0.83,-140.62)  413.61                80
 02/23/2025   22:30:55   (   0.02,-136.99) (   0.23,-136.10)  101.71                80
 02/26/2025   10:33:59   (  -0.02,-136.96) (  -0.07,-136.85)   13.41                80
 02/28/2025   22:34:31   (   0.03,-136.94) (  -0.12,-137.62)   77.76                80
 03/01/2025   22:18:27   (   0.02,-136.93) (   0.89,-133.09)  437.07                80
 03/03/2025   10:37:34   (  -0.03,-136.89) (   0.30,-138.36)  167.44                80
 03/04/2025   10:21:30   (  -0.02,-136.87) (  -0.71,-133.83)  346.83                80
 03/05/2025   22:40:47   (   0.03,-136.85) (  -0.47,-139.14)  260.54                80
 03/06/2025   22:24:43   (   0.03,-136.83) (   0.55,-134.61)  253.23                80