Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2024 9 16.  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)
 09/16/2024   22:28:04   (  -0.01,-136.99) (   0.25,-135.98)  115.81                80
 09/18/2024   10:52:36   (   0.01,-136.98) (   0.95,-141.26)  487.00                80
 09/19/2024   10:31:13   (   0.01,-136.98) (  -0.06,-136.73)   28.00                80
 09/21/2024   22:34:30   (  -0.01,-136.96) (  -0.12,-137.52)   63.67                80
 09/22/2024   22:18:27   (  -0.00,-136.95) (   0.90,-132.99)  450.73                80
 09/24/2024   10:40:18   (   0.01,-136.92) (   0.32,-138.26)  153.45                80
 09/25/2024   10:18:55   (   0.01,-136.90) (  -0.71,-133.74)  360.67                80
 09/26/2024   22:40:54   (  -0.01,-136.88) (  -0.51,-139.04)  246.69                80
 09/27/2024   22:24:51   (  -0.01,-136.87) (   0.53,-134.52)  267.43                80
 09/29/2024   10:46:41   (   0.01,-136.84) (   0.66,-139.80)  336.88                80