NGC 3351 (M95)

Spitzer_sig05-015_1024

spitzer_sig05-015 September 15th, 2005

Credit: NASA/JPL-Caltech/R. Kennicutt (University of Arizona) and the SINGS Team

This image of galaxy NGC 3351, located approximately 30 million light-years away in the constellation Leo was captured by the Spitzer Infrared Nearby Galaxy Survey (SINGS) Legacy Project using the telescope's Infrared Array Camera (IRAC).

The remarkable galaxy is graced with beautiful "rings" of star formation as seen at the longer (red) wavelengths, pierced by a massive bar-like stellar structure (blue light) that extends from the nucleus to the ringed disk.

The SINGS image is a four-channel color composite, where blue indicates emission at 3.6 microns, green corresponds to 4.5 microns, and red to 5.8 and 8.0 microns. The contribution from starlight (measured at 3.6 microns) in this picture has been subtracted from the 5.8 and 8 micron images to enhance the visibility of the dust features.

Provider: Spitzer Space Telescope

Image Source: http://www.spitzer.caltech.edu/images/2365-sig05-015-NGC-3351-M95-

Curator: Spitzer Space Telescope, Pasadena, CA, USA

Image Use Policy: http://www.spitzer.caltech.edu/info/18-Image-Use-Policy

Image Details Image Details

Image Type
Observation
Object Name
Messier 95 M95 NGC 3351
Subject - Local Universe
Galaxy > Type > Barred
Galaxy > Type > Spiral
Galaxy > Activity > Starburst

Distance Details Distance

Universescale2
30,000,000 light years
Spitzer_sig05-015_128
 

Position Details Position Details

Position (ICRS)
RA = 10h 43m 44.2s
DEC = 11° 40’ 49.2”
Orientation
North is 114.4° CW
Field of View
9.1 x 9.1 arcminutes
Constellation
Leo

Color Mapping Details Color Mapping

  Telescope Spectral Band Wavelength
Blue Spitzer (IRAC) Infrared (Near-IR) 3.6 µm
Green Spitzer (IRAC) Infrared (Near-IR) 4.5 µm
Red Spitzer (IRAC) Infrared (Mid-IR) 5.8 µm
Red Spitzer (IRAC) Infrared (Mid-IR) 8.0 µm
The contribution from starlight has been subtracted from the 5.8 and 8.0 micron channels to enhance the visibility of dust features.
Spectrum_base
Blue
Green
Red
Red
Spitzer_sig05-015_1280
×
ID
sig05-015
Subject Category
C.5.1.2.   C.5.1.1   C.5.3.3.  
Subject Name
Messier 95, M95, NGC 3351
Credits
NASA/JPL-Caltech/R. Kennicutt (University of Arizona) and the SINGS Team
Release Date
2005-09-15
Lightyears
30,000,000
Redshift
0.002595
Reference Url
http://www.spitzer.caltech.edu/images/2365-sig05-015-NGC-3351-M95-
Type
Observation
Image Quality
Good
Distance Notes
Distance from Quickfacts. Redshift from NED 2008/11/11
Facility
Spitzer, Spitzer, Spitzer, Spitzer
Instrument
IRAC, IRAC, IRAC, IRAC
Color Assignment
Blue, Green, Red, Red
Band
Infrared, Infrared, Infrared, Infrared
Bandpass
Near-IR, Near-IR, Mid-IR, Mid-IR
Central Wavelength
3600, 4500, 5800, 8000
Start Time
Integration Time
Dataset ID
Notes
T
Coordinate Frame
ICRS
Equinox
J2000
Reference Value
160.933973224, 11.6803291224
Reference Dimension
730, 730
Reference Pixel
155.152486801, 167.818572998
Scale
-0.00020799030240873, 0.00020799030240873
Rotation
-114.37345557261
Coordinate System Projection:
TAN
Quality
Full
FITS Header
Notes
Creator (Curator)
Spitzer Space Telescope
URL
http://www.spitzer.caltech.edu
Name
Spitzer Space Telescope
Email
Telephone
Address
1200 E. California Blvd.
City
Pasadena
State/Province
CA
Postal Code
91125
Country
USA
Rights
http://www.spitzer.caltech.edu/info/18-Image-Use-Policy
Publisher
Spitzer Science Center
Publisher ID
spitzer
Resource ID
sig05-015.tif
Metadata Date
2012-10-11
Metadata Version
1.1
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Detailed color mapping information coming soon...

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Universescalefull
30,000,000 light years

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