Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-21
TLE Epoch: 2024 8 11.  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)
 08/11/2024   20:23:58   (   0.02,-104.71) (   0.11,-104.37)   39.26                80
 08/14/2024   08:27:02   (  -0.02,-104.71) (   0.04,-105.11)   45.66                80
 08/15/2024   08:05:38   (  -0.02,-104.70) (  -0.98,-100.58)  470.64                80
 08/16/2024   20:27:34   (   0.03,-104.71) (  -0.21,-105.88)  133.05                80
 08/17/2024   20:11:28   (   0.03,-104.70) (   0.76,-101.33)  383.43                80
 08/19/2024   08:33:17   (  -0.04,-104.69) (   0.38,-106.61)  217.80                80
 08/20/2024   08:11:52   (  -0.04,-104.69) (  -0.65,-102.08)  298.67                80
 08/21/2024   20:33:48   (   0.04,-104.69) (  -0.56,-107.37)  304.85                80
 08/22/2024   20:17:43   (   0.04,-104.70) (   0.48,-102.84)  212.08                80
 08/24/2024   08:39:30   (  -0.04,-104.69) (   0.70,-108.10)  388.32                80