Hubble image archive

Compass/Scale Image of 30 Dor Runaway Star

CreditsIllustration: NASA, ESA, and Z. Levay (STScI); Science: NASA, ESA, C. Evans (Royal Observatory Edinburgh), N. Walborn (STScI), and ESO

Date
Jan 1, 2010
Mission
Hubble Space Telescope
Archive ID
hubblesite-images-2010-14-2720-image
By

Credits

Illustration: NASA, ESA, and Z. Levay (STScI);
Science: NASA, ESA, C. Evans (Royal Observatory Edinburgh), N. Walborn (STScI), and ESO

Image Details

About The Object
Object Name30 Dor #016
Object DescriptionMassive Runaway Star in the Large Magellanic Cloud
R.A. Position05h 37m 8.87s
Dec. Position-69° 7' 20.35"
ConstellationDorado
Distance170,000 light-years (52,000 parsecs)
About The Data
Data DescriptionThe 30 Doradus "runaway" star image is based on Hubble WFPC2 data from proposal : J. Walsh (ESO/ST-ECF), et al. This image was combined with a ground-based ESO 2.2-m WFI image of the Tarantula Nebula by J. Alves (Calar Alto, Spain), and B. Vandame and Y. Beletski (ESO). Filters in the ESO image include: B, V, H-alpha and [O III].
InstrumentHST>WFPC2
Exposure DatesJune 30, 1995, Exposure Time: 30 minutes
FiltersESO: B, [O III], V, and H-alpha WFPC: F656N (H-alpha)
About The Image
Color InfoThis image is a composite of two separate exposures made by the WFPC2 instrument on the Hubble Space Telescope along with ground-based observations. In total, two filters were used to sample narrow wavelength emission and two filters were used to sample broadband emission. The color results from assigning different hues (colors) to each monochromatic image. In this case, the assigned colors are: Blue: ESO B Green: ESO [O III] + V Red: ESO H-alpha Luminosity*: WFPC2 F656N (H-alpha) *The higher resolution, black-and-white Hubble image and the lower resolution, color ESO images were combined using a technique that takes luminosity (brightness) information from the black-and-white ACS image and color information from the composite ESO image. This preserves all of the higher resolution detail from the Hubble data while rendering a color image representing the physical processes in this active region of space.

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