Dwarf galaxy UGCA 281

Esahubble_heic1810b_1024

esahubble_heic1810b May 17th, 2018

Credit: NASA, ESA, and the LEGUS team

UGCA 281 is a blue compact dwarf galaxy located in the constellation of Canes Venatici. Within it, two giant star clusters appear brilliant white and are swaddled by greenish hydrogen gas clouds. These clusters are responsible for most of the recent star formation in UGCA 281; the rest of the galaxy is comprised of older stars and appears redder in colour. The reddish objects in the background are background galaxies that appear through the diffuse dwarf galaxy. The image is a composite using both ultraviolet light and visible light, gathered with Hubble’s Wide Field Camera 3 and Advanced Camera for Surveys.

Provider: Hubble Space Telescope | ESA

Image Source: https://www.spacetelescope.org/images/heic1810b/

Curator: ESA/Hubble, Garching bei München, Germany

Image Use Policy: Creative Commons Attribution 4.0 International License

Image Details Image Details

Image Type
Observation
Object Name
UGCA 281
Subject - Local Universe
Galaxy
Esahubble_heic1810b_128
 

Position Details Position Details

Position (ICRS)
RA = 12h 26m 18.5s
DEC = 48° 28’ 50.5”
Orientation
North is 34.0° CCW
Field of View
1.4 x 1.0 arcminutes
Constellation
Canes Venatici

Color Mapping Details Color Mapping

  Telescope Spectral Band Wavelength
Red Hubble (ACS) Optical (I) 814.0 nm
Green Hubble (ACS) Optical (V) 606.0 nm
Blue Hubble (WFC3) Optical (B) 438.0 nm
Blue Hubble (WFC3) Optical (U) 336.0 nm
Purple Hubble (WFC3) Ultraviolet (UV) 275.0 nm
Spectrum_base
Red
Green
Blue
Blue
Purple
Esahubble_heic1810b_1280
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ID
heic1810b
Subject Category
C.5  
Subject Name
UGCA 281
Credits
NASA, ESA, and the LEGUS team
Release Date
2018-05-17T19:00:00
Lightyears
Redshift
Reference Url
https://www.spacetelescope.org/images/heic1810b/
Type
Observation
Image Quality
Distance Notes
Facility
Hubble Space Telescope, Hubble Space Telescope, Hubble Space Telescope, Hubble Space Telescope, Hubble Space Telescope
Instrument
ACS, ACS, WFC3, WFC3, WFC3
Color Assignment
Red, Green, Blue, Blue, Purple
Band
Optical, Optical, Optical, Optical, Ultraviolet
Bandpass
I, V, B, U, UV
Central Wavelength
814, 606, 438, 336, 275
Start Time
Integration Time
Dataset ID
Notes
Coordinate Frame
ICRS
Equinox
J2000
Reference Value
186.57712, 48.48069
Reference Dimension
2069.0, 1551.0
Reference Pixel
1456.15538751, -507.350230999
Scale
-1.102159e-05, 1.102159e-05
Rotation
33.98394035594
Coordinate System Projection:
TAN
Quality
Full
FITS Header
Notes
Creator (Curator)
ESA/Hubble
URL
http://www.spacetelescope.org
Name
Email
Telephone
Address
Karl-Schwarzschild-Strasse 2
City
Garching bei München
State/Province
Postal Code
D-85748
Country
Germany
Rights
Creative Commons Attribution 4.0 International License
Publisher
ESA/Hubble
Publisher ID
esahubble
Resource ID
heic1810b
Metadata Date
2018-06-01T12:53:48+02:00
Metadata Version
1.1
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Detailed color mapping information coming soon...

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There is no distance meta data in this image.

 

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