Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2024 6 10.  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)
 06/10/2024   10:26:47   (  -0.00,-136.99) (  -0.37,-135.28)  194.28                80
 06/11/2024   22:46:06   (   0.01,-136.98) (  -0.78,-140.60)  412.19                80
 06/12/2024   22:30:02   (   0.01,-136.97) (   0.22,-136.07)  102.92                80
 06/14/2024   10:49:12   (  -0.01,-136.96) (   0.98,-141.34)  499.45                80
 06/15/2024   10:33:08   (  -0.01,-136.95) (  -0.02,-136.81)   15.60                80
 06/17/2024   22:33:43   (   0.02,-136.91) (  -0.16,-137.59)   77.22                80
 06/18/2024   22:17:40   (   0.02,-136.90) (   0.85,-133.06)  437.09                80
 06/20/2024   10:36:49   (  -0.02,-136.87) (   0.32,-138.33)  166.99                80
 06/21/2024   10:20:45   (  -0.02,-136.84) (  -0.69,-133.80)  346.69                80
 06/22/2024   22:40:04   (   0.03,-136.81) (  -0.48,-139.11)  262.48                80
 06/23/2024   22:24:00   (   0.03,-136.78) (   0.54,-134.58)  250.79                80