FIRAS Line Emission Maps


Recommended download procedure for files:
right click on the file name and save.
For details see About LAMBDA Products.

Scripts using wget and curl have been provided to facilitate bulk download of the data on this page:
wget download script   curl download script

Products are provided from both the 1999 Fixsen et al. analysis of Pass 4 data and the 1997 products generated using older analysis software. Maps are in the COBE Quad-Cube projection.

1999 FIRAS Line Emission Products
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Description
 File Info
 File Name
 Delivery Date
Galactic Plane Line Intensities
 113 KB lambda_firas_lines_1999_galplane.fits
Fits Header
 2022-05-24
C+ 158 nad N+ 205 Line Emission Maps
 248 KB lambda_firas_1999_c158_and_n205_line_maps.fits
Fits Header
 2022-05-24

Detailed Product Description

1997 FIRAS Line Emission Maps
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Description
 File Info
 File Name
 Delivery Date
High Frequency, Low Spectral Resolution, 600-2880 GHz
 940 KB FIRAS_LINE_EMISSION_MAP_HIGH.FITS
Fits Header
 2003-03-01
High Resolution, 30-660 GHz
 664 KB FIRAS_LINE_EMISSION_MAP_HRES.FITS
Fits Header
 2003-03-01
Low Frequency, Low Spectral Resolution, 60-630 GHz
 675 KB FIRAS_LINE_EMISSION_MAP_LOWF.FITS
Fits Header
 2003-03-01

Detailed Product Description

A service of the HEASARC and of the Astrophysics Science Division at NASA/GSFC
Logo - Goddard Space Flight Center, National Aeronautics and Space Administration

HEASARC Director: Dr. Andrew F. Ptak

LAMBDA Director: Dr. Thomas M. Essinger-Hileman

NASA Official: Dr. Thomas M. Essinger-Hileman

Web Curator: Mr. Michael R. Greason