Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2025 2 19.  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)
 02/20/2025   10:46:25   (  -0.01,-137.00) (   0.63,-139.84)  324.44                80
 02/21/2025   10:26:38   (  -0.01,-136.99) (  -0.36,-135.31)  191.18                17
 02/22/2025   22:46:59   (   0.02,-136.99) (  -0.79,-140.63)  414.11                80
 02/23/2025   22:30:54   (   0.02,-136.98) (   0.21,-136.10)  101.04                80
 02/26/2025   10:33:58   (  -0.02,-136.95) (  -0.06,-136.84)   12.20                80
 02/28/2025   22:34:31   (   0.02,-136.92) (  -0.13,-137.62)   79.35                80
 03/01/2025   22:18:27   (   0.02,-136.91) (   0.88,-133.09)  435.30                80
 03/03/2025   10:37:34   (  -0.02,-136.87) (   0.31,-138.36)  169.31                80
 03/04/2025   10:21:29   (  -0.02,-136.85) (  -0.70,-133.83)  344.80                80