Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-21
TLE Epoch: 2024 7 9.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NOAA-21 Lat/Lon    Distance(km)  Time Diff(sec)
 07/09/2024   20:39:42   (   0.01,-104.71) (  -0.96,-108.90)  478.06                80
 07/10/2024   20:23:38   (   0.01,-104.71) (   0.08,-104.37)   38.53                80
 07/13/2024   08:26:43   (  -0.01,-104.71) (   0.07,-105.11)   45.96                80
 07/14/2024   08:05:19   (  -0.01,-104.71) (  -0.97,-100.59)  470.53                80
 07/15/2024   20:27:17   (   0.02,-104.72) (  -0.24,-105.89)  132.92                80
 07/16/2024   20:11:12   (   0.02,-104.72) (   0.75,-101.35)  383.52                80
 07/18/2024   08:33:01   (  -0.02,-104.71) (   0.43,-106.62)  218.00                80
 07/19/2024   08:11:37   (  -0.02,-104.71) (  -0.61,-102.10)  298.09                80
 07/20/2024   20:33:34   (   0.03,-104.71) (  -0.57,-107.40)  306.21                80
 07/21/2024   20:17:30   (   0.03,-104.71) (   0.42,-102.86)  210.02                80