Hubble image archive

Compass and Scale Image of Hanny's Voorwerp

CreditsIllustration: NASA, ESA, and Z. Levay (STScI); Science: NASA, ESA, W. Keel (University of Alabama), and the Galaxy Zoo Team

Date
Jan 1, 2011
Mission
Hubble Space Telescope
Archive ID
hubblesite-images-2011-01-2804-image
By

Credits

Illustration: NASA, ESA, and Z. Levay (STScI);
Science: NASA, ESA, W. Keel (University of Alabama), and the Galaxy Zoo Team

Image Details

About The Object
Object NameHanny's Voorwerp, IC 2497
Object DescriptionEmission Nebula
R.A. Position09h 41m 3.79s
Dec. Position34° 43' 34.2"
ConstellationLeo Minor
Distance65 million light-years (20 million parsecs)
DimensionsThis image is 90 arcseconds (150,000 light-years or 46,000 parsecs) wide.
About The Data
InstrumentHST>ACS/WFC, HST>WFC3/UVIS, and HST>WFC3/IR
Exposure DatesApril 4 and 12, 2010
FiltersHST: FR505N ([O III]), FR716N (Redshifted H-alpha), F814W (I), and F160W (H) WIYN (B)
About The Image
Color InfoThis image is a composite of separate exposures acquired by the WFC3 and ACS instruments on HST. Several filters were used to sample broad and narrow wavelength ranges. The color results from assigning different hues (colors) to each monochromatic (grayscale) image associated with an individual filter. In this case, the assigned colors are: Dark green: F160W (H) Dark red: F814W F814W (I) Red: FR716N (Redshifted H-alpha) Green: FR505N ([O III]) Blue: WIYN (B)

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