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NGC 5866 Galaxy Image
- Determine the extent of the long axis of the galaxy as
projected on our night sky (the galaxy located in the very center of
the image at the left).
- Click on one end of the long axis of the galaxy. The window will
display the x,y pixel coordinates you have selected.
- Click on the other end of the long axis of the galaxy
(measurement may need to be a diagonal). The window will report the
second set of x,y coordinates.
- Record the angular size of the galaxy as reported.
- If you make a mistake please click the "Try Again"
link
- Use the "Back" icon to return to the galaxy selection
page.
Pixel values
Try Again
 |