Blue Stragglers in Globular Cluster 47 Tucanae

Esahubble_opo9735c_1024

esahubble_opo9735c October 29th, 1997

Credit: Rex Saffer (Villanova University) and Dave Zurek (STScI), and NASA/ESA

The core of globular cluster 47 Tucanae is home to many blue stragglers, rejuvenated stars that glow with the blue light of young stars. This ground-based telescope image shows the entire crowded core of 47 Tucanae, located 15, 000 light-years away in the constellation Tucana.

Provider: Hubble Space Telescope | ESA

Image Source: https://www.spacetelescope.org/images/opo9735c/

Curator: ESA/Hubble, Garching bei München, Germany

Image Use Policy: Creative Commons Attribution 4.0 International License

Image Details

Image Type
Observation
Object Name
47 Tuc 47 Tucanae NGC 104
Subject - Milky Way
Star > Grouping > Cluster > Globular
Esahubble_opo9735c_128
 

Position Details

Position (ICRS)
RA = 0h 24m 5.5s
DEC = -72° 4’ 50.5”
Orientation
North is 67.9° CW
Field of View
0.4 x 0.4 arcminutes
Constellation
Tucana

Color Mapping

  Telescope Spectral Band Wavelength
Red Hubble (WFPC2) Ultraviolet (Mid-UV) 215.0 nm
Green Hubble (WFPC2) Optical (B) 439.0 nm
Blue Hubble (WFPC2) Ultraviolet (U) 300.0 nm
Spectrum_base
Red
Green
Blue
Esahubble_opo9735c_1280
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ID
opo9735c
Subject Category
B.3.6.4.2  
Subject Name
47 Tuc, 47 Tucanae, NGC 104
Credits
Rex Saffer (Villanova University) and Dave Zurek (STScI), and NASA/ESA
Release Date
1997-10-29T06:00:00
Lightyears
Redshift
Reference Url
https://www.spacetelescope.org/images/opo9735c/
Type
Observation
Image Quality
Distance Notes
Facility
Hubble Space Telescope, Hubble Space Telescope, Hubble Space Telescope
Instrument
WFPC2, WFPC2, WFPC2
Color Assignment
Red, Green, Blue
Band
Ultraviolet, Optical, Ultraviolet
Bandpass
Mid-UV, B, U
Central Wavelength
215, 439, 300
Start Time
Integration Time
3200, 3315, 5250
Dataset ID
Notes
Coordinate Frame
ICRS
Equinox
J2000
Reference Value
6.02286040932, -72.0806895671
Reference Dimension
567.0, 518.0
Reference Pixel
283.5, 259.0
Scale
-1.25779905238e-05, 1.25779905238e-05
Rotation
-67.859999999999985
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
opo9735c
Metadata Date
2003-12-09T17:49:10+01:00
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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