Table information for 'help_a_list.main'

General

This table is available for ADQL queries and through the TAP endpoint.

Resource Description: HELP A List catalogue.

For a list of all services and tables belonging to this table's resource, see Information on resource 'Herschel Extragalactic Legacy Project (HELP) A list'

Citing this table

This table has an associated publication. If you use data from it, it may be appropriate to reference either in addition to or instead of the service reference.

Reference the Table

To cite the table as such, we suggest the following BibTeX entry:

@MISC{vo:help_a_list_main,
  year=2020,
  title={Herschel Extragalactic Legacy Project ({HELP}) A list},
  author={Shirley, R.; Roehlly, Y.; et al},
  url={https://herschel-vos.phys.sussex.ac.uk/tableinfo/help_a_list.main},
  howpublished={{VO} resource provided by the The Virtual Observatory at susseX ({VOX})}
}

Fields

Sorted by DB column index. [Sort alphabetically]

NameTable Head DescriptionUnitUCD
field Field Name of the field in HELP survey N/A meta.id;obs.field
help_id HELP_Id HELP identifier, based on J2000 position N/A meta.id;meta.main
ra RA Right Ascension (J2000) deg pos.eq.ra;meta.main
dec Dec Declination (J2000) deg pos.eq.dec;meta.main
hp_idx HP_Idx HEALPix index of the source position at order 13 using the nested scheme. N/A pos.healpix
ebv EBV Galactic extinction (Schlegel et al. 1998) at the object position N/A phot.color.excess
redshift Redshift Photometric redshift obtained with EAZY. N/A src.redshift.phot
zspec zSpec Spectroscopic redshift collated from the literature. N/A src.redsfhit
zspec_qual zSpec_qual Spectroscopic redshift quality flag. FIXME code meaning. N/A meta.code.qual;src.redshift
zspec_association_flag zSpec_Association_Flag Boolean flag set to true when the association of a source to it's redshift may be problematic (possible mis-cross-association). N/A meta.code;src.redshift
stellarity stellarity Index evaluation is the source is point-source: for 0 (not point source) to 1 (point source). Generally name stellarity index. N/A src.class.starGalaxy
stellarity_origin stellarity_origin Name of Survey from which stellarity is calculated. N/A meta.code;src.class.starGalaxy
f_best_u f_best_u Total flux density in the lowest error u band measurement. uJy phot.flux;em.opt.U
ferr_best_u ferr_best_u Uncertainty on f_best_u. uJy stat.error;phot.flux;em.opt.U
m_best_u m_best_u Total AB magnitude in the lowest error u band measurement. mag phot.mag;em.opt.U
merr_best_u merr_best_u Uncertainty on m_best_u. mag stat.error;phot.mag;em.opt.U
flag_best_u flag_best_u Flag set to true for sources with spurious measurements (see documentation). N/A meta.code.qual;em.opt.U
f_best_g f_best_g Total flux density in the lowest error g band measurement. uJy phot.flux;em.opt.B
ferr_best_g ferr_best_g Uncertainty on f_best_g. uJy stat.error;phot.flux;em.opt.B
m_best_g m_best_g Total AB magnitude in the lowest error g band measurement. mag phot.mag;em.opt.B
merr_best_g merr_best_g Uncertainty on m_best_g. mag stat.error;phot.mag;em.opt.B
flag_best_g flag_best_g Flag set to true for sources with spurious measurements (see documentation). N/A meta.code.qual;em.opt.B
f_best_r f_best_r Total flux density in the lowest error r band measurement. uJy phot.flux;em.opt.R
ferr_best_r ferr_best_r Uncertainty on f_best_r. uJy stat.error;phot.flux;em.opt.R
m_best_r m_best_r Total AB magnitude in the lowest error r band measurement. mag phot.mag;em.opt.R
merr_best_r merr_best_r Uncertainty on m_best_r. mag stat.error;phot.mag;em.opt.R
flag_best_r flag_best_r Flag set to true for sources with spurious measurements (see documentation). N/A meta.code.qual;em.opt.R
f_best_i f_best_i Total flux density in the lowest error i band measurement. uJy phot.flux;em.opt.I
ferr_best_i ferr_best_i Uncertainty on f_best_i. uJy stat.error;phot.flux;em.opt.I
m_best_i m_best_i Total AB magnitude in the lowest error i band measurement. mag phot.mag;em.opt.I
merr_best_i merr_best_i Uncertainty on m_best_i. mag stat.error;phot.mag;em.opt.I
flag_best_i flag_best_i Flag set to true for sources with spurious measurements (see documentation). N/A meta.code.qual;em.opt.I
f_best_z f_best_z Total flux density in the lowest error z band measurement. uJy phot.flux;em.opt.I
ferr_best_z ferr_best_z Uncertainty on f_best_z. uJy stat.error;phot.flux;em.opt.I
m_best_z m_best_z Total AB magnitude in the lowest error z band measurement. mag phot.mag;em.opt.I
merr_best_z merr_best_z Uncertainty on m_best_z. mag stat.error;phot.mag;em.opt.I
flag_best_z flag_best_z Flag set to true for sources with spurious measurements (see documentation). N/A meta.code.qual;em.opt.I
f_best_y f_best_y Total flux density in the lowest error y band measurement. uJy phot.flux;em.opt.I
ferr_best_y ferr_best_y Uncertainty on f_best_y. uJy stat.error;phot.flux;em.opt.I
m_best_y m_best_y Total AB magnitude in the lowest error y band measurement. mag phot.mag;em.opt.I
merr_best_y merr_best_y Uncertainty on m_best_y. mag stat.error;phot.mag;em.opt.I
flag_best_y flag_best_y Flag set to true for sources with spurious measurements (see documentation). N/A meta.code.qual;em.opt.I
f_best_j f_best_j Total flux density in the lowest error j band measurement. uJy phot.flux;em.IR.J
ferr_best_j ferr_best_j Uncertainty on f_best_j. uJy stat.error;phot.flux;em.IR.J
m_best_j m_best_j Total AB magnitude in the lowest error j band measurement. mag phot.mag;em.IR.J
merr_best_j merr_best_j Uncertainty on m_best_j. mag stat.error;phot.mag;em.IR.J
flag_best_j flag_best_j Flag set to true for sources with spurious measurements (see documentation). N/A meta.code.qual;em.IR.J
f_best_h f_best_h Total flux density in the lowest error h band measurement. uJy phot.flux;em.IR.H
ferr_best_h ferr_best_h Uncertainty on f_best_h. uJy stat.error;phot.flux;em.IR.H
m_best_h m_best_h Total AB magnitude in the lowest error h band measurement. mag phot.mag;em.IR.H
merr_best_h merr_best_h Uncertainty on m_best_h. mag stat.error;phot.mag;em.IR.H
flag_best_h flag_best_h Flag set to true for sources with spurious measurements (see documentation). N/A meta.code.qual;em.IR.H
f_best_k f_best_k Total flux density in the lowest error k band measurement. uJy phot.flux;em.IR.K
ferr_best_k ferr_best_k Uncertainty on f_best_k. uJy stat.error;phot.flux;em.IR.K
m_best_k m_best_k Total AB magnitude in the lowest error k band measurement. mag phot.mag;em.IR.K
merr_best_k merr_best_k Uncertainty on m_best_k. mag stat.error;phot.mag;em.IR.K
flag_best_k flag_best_k Flag set to true for sources with spurious measurements (see documentation). N/A meta.code.qual;em.IR.K
f_best_ks f_best_ks Total flux density in the lowest error ks band measurement. uJy phot.flux;em.IR.K
ferr_best_ks ferr_best_ks Uncertainty on f_best_ks. uJy stat.error;phot.flux;em.IR.K
m_best_ks m_best_ks Total AB magnitude in the lowest error ks band measurement. mag phot.mag;em.IR.K
merr_best_ks merr_best_ks Uncertainty on m_best_ks. mag stat.error;phot.mag;em.IR.K
flag_best_ks flag_best_ks Flag set to true for sources with spurious measurements (see documentation). N/A meta.code.qual;em.IR.K
f_irac_i1 f_irac_i1 Total flux density in the 3-4um band of The Infrared Array Camera (IRAC) on The Spitzer Space Telescope. uJy phot.flux;em.IR.3-4um
ferr_irac_i1 ferr_irac_i1 Uncertainty on f_irac_i1. uJy stat.error;phot.flux;em.IR.3-4um
m_irac_i1 m_irac_i1 Total AB magnitude in the 3-4um band of The Infrared Array Camera (IRAC) on The Spitzer Space Telescope. mag phot.mag;em.IR.3-4um
merr_irac_i1 merr_irac_i1 Uncertainty on m_irac_i1. mag stat.error;phot.mag;em.IR.3-4um
flag_irac_i1 flag_irac_i1 Flag set to true for sources for which niether the irac_i1 aperture nor total flux should be used for SED fitting (see documentation). N/A meta.code.qual;em.IR.3-4um
f_irac_i2 f_irac_i2 Total flux density in the 4-8um band of The Infrared Array Camera (IRAC) on The Spitzer Space Telescope. uJy phot.flux;em.IR.4-8um
ferr_irac_i2 ferr_irac_i2 Uncertainty on f_irac_i2. uJy stat.error;phot.flux;em.IR.4-8um
m_irac_i2 m_irac_i2 Total AB magnitude in the 4-8um band of The Infrared Array Camera (IRAC) on The Spitzer Space Telescope. mag phot.mag;em.IR.4-8um
merr_irac_i2 merr_irac_i2 Uncertainty on m_irac_i2. mag stat.error;phot.mag;em.IR.4-8um
flag_irac_i2 flag_irac_i2 Flag set to true for sources for which niether the irac_i2 aperture nor total flux should be used for SED fitting (see documentation). N/A meta.code.qual;em.IR.4-8um
f_irac_i3 f_irac_i3 Total flux density in the 4-8um band of The Infrared Array Camera (IRAC) on The Spitzer Space Telescope. uJy phot.flux;em.IR.4-8um
ferr_irac_i3 ferr_irac_i3 Uncertainty on f_irac_i3. uJy stat.error;phot.flux;em.IR.4-8um
m_irac_i3 m_irac_i3 Total AB magnitude in the 4-8um band of The Infrared Array Camera (IRAC) on The Spitzer Space Telescope. mag phot.mag;em.IR.4-8um
merr_irac_i3 merr_irac_i3 Uncertainty on m_irac_i3. mag stat.error;phot.mag;em.IR.4-8um
flag_irac_i3 flag_irac_i3 Flag set to true for sources for which niether the irac_i3 aperture nor total flux should be used for SED fitting (see documentation). N/A meta.code.qual;em.IR.4-8um
f_irac_i4 f_irac_i4 Total flux density in the 8-15um band of The Infrared Array Camera (IRAC) on The Spitzer Space Telescope. uJy phot.flux;em.IR.8-15um
ferr_irac_i4 ferr_irac_i4 Uncertainty on f_irac_i4. uJy stat.error;phot.flux;em.IR.8-15um
m_irac_i4 m_irac_i4 Total AB magnitude in the 8-15um band of The Infrared Array Camera (IRAC) on The Spitzer Space Telescope. mag phot.mag;em.IR.8-15um
merr_irac_i4 merr_irac_i4 Uncertainty on m_irac_i4. mag stat.error;phot.mag;em.IR.8-15um
flag_irac_i4 flag_irac_i4 Flag set to true for sources for which niether the irac_i4 aperture nor total flux should be used for SED fitting (see documentation). N/A meta.code.qual;em.IR.8-15um
f_mips_24 f_mips_24 Total flux density in the 15-30um band of The Multiband Imaging Photometer (MIPS) on The Spitzer Space Telescope. uJy phot.flux;em.IR.15-30um
ferr_mips_24 ferr_mips_24 Uncertainty on f_mips_24. uJy stat.error;phot.flux;em.IR.15-30um
flag_mips_24 flag_mips_24 Flag set to true for sources for which niether the mips_24 aperture nor total flux should be used for SED fitting (see documentation). N/A meta.code.qual;em.IR.15-30um
f_pacs_green f_pacs_green Total flux density in the 60-100um band of Photoconductor Array Camera and Spectrometer (PACS) on The Herschel Space Telescope. uJy phot.flux;em.IR.60-100um
ferr_pacs_green ferr_pacs_green Uncertainty on f_pacs_green. uJy stat.error;phot.flux;em.IR.60-100um
flag_pacs_green flag_pacs_green Flag set to true for sources for which niether the pacs_green aperture nor total flux should be used for SED fitting (see documentation). N/A meta.code.qual;em.IR.60-100um
f_pacs_red f_pacs_red Total flux density in the 1500-3000GHz band of Photoconductor Array Camera and Spectrometer (PACS) on The Herschel Space Telescope. uJy phot.flux;em.IR.1500-3000GHz
ferr_pacs_red ferr_pacs_red Uncertainty on f_pacs_red. uJy stat.error;phot.flux;em.IR.1500-3000GHz
flag_pacs_red flag_pacs_red Flag set to true for sources for which niether the pacs_red aperture nor total flux should be used for SED fitting (see documentation). N/A meta.code.qual;em.IR.1500-3000GHz
f_spire_250 f_spire_250 Total flux density in the 750-1500GHz band of The Spectral and Photometric Imaging Reciever (SPIRE) on The Herschel Space Telescope. uJy phot.flux;em.IR.750-1500GHz
ferr_spire_250 ferr_spire_250 Uncertainty on f_spire_250. uJy stat.error;phot.flux;em.IR.750-1500GHz
flag_spire_250 flag_spire_250 Flag set to true for sources for which niether the spire_250 aperture nor total flux should be used for SED fitting (see documentation). N/A meta.code.qual;em.IR.750-1500GHz
f_spire_350 f_spire_350 Total flux density in the 750-1500GHz band of The Spectral and Photometric Imaging Reciever (SPIRE) on The Herschel Space Telescope. uJy phot.flux;em.IR.750-1500GHz
ferr_spire_350 ferr_spire_350 Uncertainty on f_spire_350. uJy stat.error;phot.flux;em.IR.750-1500GHz
flag_spire_350 flag_spire_350 Flag set to true for sources for which niether the spire_350 aperture nor total flux should be used for SED fitting (see documentation). N/A meta.code.qual;em.IR.750-1500GHz
f_spire_500 f_spire_500 Total flux density in the 400-750GHz band of The Spectral and Photometric Imaging Reciever (SPIRE) on The Herschel Space Telescope. uJy phot.flux;em.IR.400-750GHz
ferr_spire_500 ferr_spire_500 Uncertainty on f_spire_500. uJy stat.error;phot.flux;em.IR.400-750GHz
flag_spire_500 flag_spire_500 Flag set to true for sources for which niether the spire_500 aperture nor total flux should be used for SED fitting (see documentation). N/A meta.code.qual;em.IR.400-750GHz
cigale_sfr CIGALE_SFR Star Formation Rate estimated by SED fitting with CIGALE. Msun/yr phys.SFR
cigale_sfr_err CIGALE_SFR_err Uncertainty on CIGALE_SFR. Msun/yr stat.error;phys.SFR
cigale_mstar CIGALE_Mstar Stellar Mass estimated by SED fitting with CIGALE. Msun phys.mass
cigale_mstar_err CIGALE_Mstar_err Uncertainty on CIGALE_Mstar Msun stat.error;phys.mass
cigale_dustlumin CIGALE_DustLumin Dust luminosity estimated by SED fitting with CIGALE using both optical and infra-red information. W phys.dust;phys.luminosity
cigale_dustlumin_err CIGALE_DustLumin_err Uncertainty on CIGALE_DustLumin. W stat.error;phys.dust;phys.luminosity
cigale_dustlumin_ironly CIGALE_DustLumin_IRonly Dust luminosity estimated by SED fitting with CIGALE using only the infra-red information. W phys.dust;phys.luminosity
cigale_dustlumin_ironly_err CIGALE_DustLumin_IRonly_err Uncertainty on CIGALE_DustLumin_IRonly W stat.error;phys.dust;phys.luminosity
cigale_chi2_opt cigale_chi2_opt Reduced optical chi squared of best CIGALE fit to all data. N/A stat.fit.chi2
cigale_chi2_ir cigale_chi2_ir Reduced infrared chi squared of best CIGALE fit to all data. N/A stat.fit.chi2
cigale_chi2_red cigale_chi2_red Reduced chi squared of best CIGALE fit. N/A stat.fit.chi2
cigale_chi2_ironly cigale_chi2_ironly Reduced chi squared of best CIGALE fit to infrared data. N/A stat.fit.chi2
flag_gaia Flag_Gaia Flag indicating the increasing probability of the source being a Gaia object (see note). [Note 1] N/A meta.code
flag_cleaned Flag_Cleaned Boolean flag denoting that the source was associated to really near object that were removed during the cleaning procedure. N/A meta.code
flag_merged Flag_Merged Boolean flag denoting a possible mis-association during the cross-matching of the various catalogues. N/A meta.code
flag_optnir_obs Flag_OptNIR_Obs Flag indicating in which wavelength regimes the source was observed (see note). [Note 2] N/A meta.code
flag_optnir_det Flag_OptNIR_Det Flag indicating in which wavelength regimes the source was detected (see note). [Note 2] N/A meta.code

Columns that are parts of indices are marked like this.

Other

The following services may use the data contained in this table:

VOResource

VO nerds may sometimes need VOResource XML for this table.

Notes

More Information on the Base Resource

This resource contains the A list catalogue from the Herschel Extragalactic Legacy Project (HELP). These are all objects which have an XID+ flux.

History

20201027 HELP First public data release with all products on all fields (PDR1)