HK Tauri

Stsci_1999-05m_1024

stsci_1999-05m February 9th, 1999

Credit: Karl Stapelfeldt (JPL) and colleagues, and NASA

HK Tauri is the first example of a young binary star system with an edge-on disk around one member of the pair. The thin, dark disk is illuminated by the light of its hidden central star. The absence of jets indicates that the star is not actively accreting material from this disk. The disk diameter is 20 billion miles. The brighter primary star appears at top of the image.

Provider: Space Telescope Science Institute

Image Source: https://hubblesite.org/contents/news-releases/1999/news-1999-05

Curator: STScI, Baltimore, MD, USA

Image Use Policy: http://hubblesite.org/copyright/

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Image Details Image Details

Image Type
Observation
Object Name
HK Tauri CoKu Tau/1
Subject - Milky Way
Star > Evolutionary Stage > Young Stellar Object
Star > Circumstellar Material > Disk
Star > Grouping > Binary

Distance Details Distance

Universescale1
450 light years
Stsci_1999-05m_128
 

Position Details Position Details

Position (ICRS)
RA = 4h 31m 56.1s
DEC = 24° 23’ 56.0”
Orientation
North is 149.6° CW
Field of View
0.0 x 0.0 arcminutes
Constellation
Taurus

Color Mapping Details Color Mapping

  Telescope Spectral Band Wavelength
Green Hubble (WFPC2) Optical (V) 606.0 nm
Red Hubble (WFPC2) Infrared (I) 814.0 nm
Spectrum_base
Green
Red
Stsci_1999-05m_1280
×
ID
1999-05m
Subject Category
B.3.1.2   B.3.7.2   B.3.6.1  
Subject Name
HK Tauri, CoKu Tau/1
Credits
Karl Stapelfeldt (JPL) and colleagues, and NASA
Release Date
1999-02-09T00:00:00
Lightyears
450
Redshift
450
Reference Url
https://hubblesite.org/contents/news-releases/1999/news-1999-05
Type
Observation
Image Quality
Good
Distance Notes
Distance in lightyears
Facility
Hubble, Hubble
Instrument
WFPC2, WFPC2
Color Assignment
Green, Red
Band
Optical, Infrared
Bandpass
V, I
Central Wavelength
606, 814
Start Time
Integration Time
Dataset ID
Notes
Coordinate Frame
ICRS
Equinox
2000.0
Reference Value
67.98391233698, 24.39887774462
Reference Dimension
356.00, 356.00
Reference Pixel
136.81329214535, -230.14559778032
Scale
-0.00000134286, 0.00000134286
Rotation
-149.59783437000
Coordinate System Projection:
TAN
Quality
Full
FITS Header
Notes
World Coordinate System resolved using PinpointWCS 0.9.2 revision 218+ by the Chandra X-ray Center FITS X FITS Y EPO X EPO Y 429.48 372.09 150.00 87.00 437.49 394.95 219.04 291.61 441.16 396.45 258.62 307.45 431.49 390.94 178.06 264.14 Center Pixel Coordinates: 178.00 67.98427723749 178.00 24.39843830868
Creator (Curator)
STScI
URL
http://hubblesite.org
Name
Space Telescope Science Institute Office of Public Outreach
Email
outreach@stsci.edu
Telephone
410-338-4444
Address
3700 San Martin Drive
City
Baltimore
State/Province
MD
Postal Code
21218
Country
USA
Rights
http://hubblesite.org/copyright/
Publisher
STScI
Publisher ID
stsci
Resource ID
STSCI-H-p9905m-f-356x356.tif
Resource URL
https://mast.stsci.edu/api/latest/Download/file?uri=mast:OPO/product/STSCI-H-p9905m-f-356x356.tif
Related Resources
http://hubblesite.org/newscenter/archive/releases/1999/05
Metadata Date
2022-07-06T00:00:00
Metadata Version
1.2
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Detailed color mapping information coming soon...

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Universescalefull
450 light years

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