ABOUT LAMBDA

Foreground Data

Foregrounds: Polarization Surveys

The table below lists completed or ongoing sky surveys that include observations of Galactic diffuse polarized emission.

Polarized Foregrounds
Name and website link Data Link Frequency (GHz) Sky Coverage Year Reference Publication
DRAO 21cm MPIfR 1.41 northern sky 2002 - 2005 Wolleben et al. 2006
Villa Elisa 21cm MPIfR 1.435 southern sky 1987 - 1989 Testori et al. 2008
GMIMS
(The Global Magneto-Ionic Medium Survey)
0.3 - 1.8 all-sky 2010 - present Wolleben et al. 2009
S-PASS
(S-band Polarization All-Sky Survey)
LAMBDA 2.3 southern sky 2007 - 2009 Carretti et al. 2019
C-BASS
(C-band All-Sky Survey)
5 all-sky 2013 - present King et al. 2010
QUIJOTE
(QUI JOint TEnerife)
11 - 40 5000 sq deg 2012 - present Rubino-Martin et al. 2012
WMAP LAMBDA 23 - 94 all-sky 2001 - 2010 Bennett et al. 2013
Planck PLA 30 - 353 all-sky 2009 - 2013 Planck Collaboration 2015
CLASS
(Cosmology Large Angular Scale Surveyor)
40 - 220 southern sky 2016 - present Essinger-Hileman et al. 2014
QUIET
(Q/U Imaging Experiment)
LAMBDA 43, 95 Galactic plane fields 2008 - 2010 QUIET Collaboration 2015
PILOT
(Polarized Instrument for Long-wavelength Observation of the Tenuous interstellar medium)
1250 BICEP region, other targeted pointings 2015 - present Foënard et al. 2018
A service of the HEASARC and of the Astrophysics Science Division at NASA/GSFC
Goddard Space Flight Center, National Aeronautics and Space Administration
HEASARC Director: Dr. Alan P. Smale
LAMBDA Director: Dr. Eric R. Switzer
NASA Official: Dr. Eric R. Switzer
Web Curator: Mr. Michael R. Greason