Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2025 5 24.  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)
 05/24/2025   22:43:13   (  -0.00,-137.01) (  -0.47,-139.13)  242.16                80
 05/25/2025   22:24:29   (  -0.00,-137.01) (   0.56,-134.61)  273.75                80
 05/27/2025   10:43:38   (   0.01,-136.99) (   0.63,-139.88)  328.90                80
 05/28/2025   10:27:34   (   0.01,-136.99) (  -0.34,-135.35)  186.53                80
 05/29/2025   22:46:51   (  -0.01,-136.98) (  -0.85,-140.65)  418.92                80
 05/30/2025   22:30:48   (  -0.01,-136.97) (   0.18,-136.13)   96.23                80
 06/02/2025   10:33:53   (   0.01,-136.95) (   0.02,-136.87)    8.60                80
 06/04/2025   22:34:27   (  -0.01,-136.93) (  -0.18,-137.66)   82.70                80
 06/05/2025   22:18:23   (  -0.01,-136.92) (   0.85,-133.13)  432.18                80
 06/07/2025   10:37:31   (   0.02,-136.89) (   0.37,-138.40)  171.82                80