HST ACS/WFC image of NGC 3021

Esahubble_opo0908b_1024

esahubble_opo0908b May 7th, 2009

Credit: NASA, ESA and A. Riess (STScI/JHU)

This is a NASA/ESA Hubble Space Telescope photo of the spiral galaxy NGC 3021. This was one of several hosts of recent Type Ia supernovae observed by astronomers to refine the measure of the universe's expansion rate, called the Hubble constant.

Provider: Hubble Space Telescope | ESA

Image Source: https://www.spacetelescope.org/images/opo0908b/

Curator: ESA/Hubble, Garching bei München, Germany

Image Use Policy: Creative Commons Attribution 4.0 International License

Image Details

Image Type
Observation
Object Name
NGC 3021
Subject - Local Universe
Star > Type > Variable
Galaxy > Type > Spiral
Esahubble_opo0908b_128
 

Position Details

Position (ICRS)
RA = 9h 50m 57.7s
DEC = 33° 33’ 17.1”
Orientation
North is 113.8° CCW
Field of View
1.5 x 1.8 arcminutes
Constellation
Leo Minor

Color Mapping

  Telescope Spectral Band Wavelength
Grayscale Hubble (NICMOS) Infrared (H) 1.6 µm
Grayscale Hubble (ACS) Infrared (I) 814.0 nm
Grayscale Hubble (ACS) Optical (V) 555.0 nm
Spectrum_base
Grayscale
Grayscale
Grayscale
Esahubble_opo0908b_1280
×
ID
opo0908b
Subject Category
C.3.2.1   C.5.1.1  
Subject Name
NGC 3021
Credits
NASA, ESA and A. Riess (STScI/JHU)
Release Date
2009-05-07T15:00:00
Lightyears
Redshift
Reference Url
https://www.spacetelescope.org/images/opo0908b/
Type
Observation
Image Quality
Distance Notes
Facility
Hubble Space Telescope, Hubble Space Telescope, Hubble Space Telescope
Instrument
NICMOS, ACS, ACS
Color Assignment
Grayscale, Grayscale, Grayscale
Band
Infrared, Infrared, Optical
Bandpass
H, I, V
Central Wavelength
1600, 814, 555
Start Time
Integration Time
Dataset ID
Notes
Coordinate Frame
ICRS
Equinox
J2000
Reference Value
147.740315048, 33.5547443273
Reference Dimension
1838.0, 2119.0
Reference Pixel
920.0, 1061.0
Scale
-1.38791886339e-05, 1.38791886339e-05
Rotation
113.76999999999998
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
opo0908b
Metadata Date
2009-05-08T16:45:19+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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