Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2025 10 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)
 10/08/2025   10:31:09   (  -0.02,-137.00) (  -0.04,-136.85)   17.56                80
 10/10/2025   22:34:17   (  -0.00,-137.00) (  -0.11,-137.61)   68.36                80
 10/11/2025   22:15:31   (   0.00,-137.00) (   0.87,-133.06)  447.96                80
 10/13/2025   10:39:56   (   0.00,-136.97) (   0.33,-138.32)  153.86                80
 10/14/2025   10:18:31   (  -0.00,-136.96) (  -0.72,-133.79)  362.07                80
 10/15/2025   22:43:05   (   0.00,-136.96) (  -0.47,-139.08)  241.93                80
 10/16/2025   22:21:39   (   0.00,-136.95) (   0.52,-134.54)  274.15                80
 10/18/2025   10:46:04   (   0.00,-136.93) (   0.67,-139.80)  327.43                80
 10/19/2025   10:24:38   (   0.01,-136.92) (  -0.39,-135.27)  188.56                80
 10/20/2025   22:46:32   (  -0.02,-136.90) (  -0.86,-140.55)  415.84                80