Category Archives: Uncategorized

Does Montage Conserve Flux When Changing the Image Resolution?

This question has been asked several times. It was first posed on-line by Loren Anderson on the Astrobetter page on image mosaics: “An important note on Montage is that it does not conserve flux when changing the image resolution. For … Continue reading

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What Are The “Area Files” That Are Produced With The Mosaics?

Montage returns with each mosaic an “area file” in FITS format that contains the total amount of sky area (steradians) that contributed to the value of a pixel. It weights  the output flux by the “areas” of the contributing inputs. … Continue reading

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Montage at the “Innovations in Data Intensive Astronomy” Workshop

This week, I attended the “Innovations in Data Intensive Astronomy” Workshop, hosted by NRAO at Green Bank, West Virginia.  The workshop aimed to “.. encourage new ideas for the effective processing, analysis, and interpretation of Tera- to Peta-scale data sets … Continue reading

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Montage And The Spitzer Deep, Wide-Field Survey (SDWFS)

Montage has been used by a number of projects to create image mosaics for distribution as science products. One such project is the the Spitzer Deep, Wide-Field Survey (SDWFS), which you can read about in the paper by Ashby et … Continue reading

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Using Montage To Study Massive Star Formation Regions

In the next few blog posts, I will describe some examples of how astronomers have been using Montage in the course of their research. To begin, I’ll describe Rahman  and Murray (2010)‘s study of massive star formation regions. They combined … Continue reading

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Montage Used To Support Eighth Sloan Digital Sky Survey Release

Aihara et al. recently described the eighth release of the data (DR8) from the Sloan Digital Sky Survey. The release is the first from what is called SDSS-III. This phase of SDSS began in August 2008, and uses new instrumentation … Continue reading

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More than a mosaic engine!

Montage will do much more than create mosaics. The components of the toolkit are very useful tools in their own right, and can do tasks such as the following: Convert FITS images or mosaics into grayscale or color JPEG images; … Continue reading

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Welcome to the Montage Blog!

The Montage team will be blogging about how Montage is used in scientific analysis and generating new science products, showing images derived with it, posting tips for getting the most out of the toolkit, entertaining suggestions for new functionality, and … Continue reading

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