Welcome to http://www.handsonuniverse.org/activities/OpenFlipLog/

HOU Tools:
Open Flip Log

Using the image, M42__10.fts, practice the HOU image processing tools.  Open the image.  Flip it horizontally.  Click in the box in front of Log to logarithmically scale the colors of the image to bring out the dim features.

Open HOU image processing software.  Open up M42__10s.fts.

openimg.jpg (2587 bytes) or . 

(You may have to go to filetype.jpg (1705 bytes) and choose allfiles.jpg (2064 bytes).)

m42_open.jpg (7778 bytes)

 

Flip the image horizontally.

manip.jpg (1950 bytes)

flip.jpg (1165 bytes)

fliphzok.jpg (8274 bytes)

Click ok.jpg (1812 bytes) .

 m42_flip.jpg (4236 bytes)

North is up, and East is to the left, as it is when you face South and look at Orion in the sky (Northern Hemisphere Point of View).

 

Click on Log Scaling.

log.jpg (1541 bytes)

Describe or sketch this nebula!  How many stars can you find?

What are your questions?

Visit your library.  Many astronomy books will have information about the Orion Nebula.  What did you find out?

m42__10s.jpg (10968 bytes)

Back to Star Birth Regions