VizieR

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Simple Target List Of Targets Fast Xmatch with large catalogs or Simbad

Target Name (resolved by Sesame) or Position:	Target dimension:
NB: The epoch used for the query is the original epoch of the table(s)	Radius Box size

	J/ApJ/836/174	5747		Extragalactic peaked-spectrum radio sources (Callingham+, 2017) ReadMe+ftp 2017ApJ...836..174C Similar Catalogs Post annotation
1.	J/ApJ/836/174/pkfreq		The peaked-spectrum sources in the high and low frequency samples (sources with a spectral peak between 72MHz and 1.4GHz) (original column names in green) (1222 rows) metaJ/ApJ/836/174/pkfreq

Simple Constraint List Of Constraints

Query by Constraints constraints help

applied on Columns (Output Order: + - )

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Column

Constraint

Explain (UCD)

recno

Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

GLEAM

(char)

Name of the source in the GLEAM extragalactic catalog (Hurley-Walker+, 2016, VIII/100) (Gleam_name) (meta.id;meta.main)

RAJ2000

deg

⁽ⁱ⁾ Right ascension of the source in the GLEAM extragalactic catalog (J2000) (RA_gleam) (pos.eq.ra;meta.main)

DEJ2000

deg

⁽ⁱ⁾ Declination of the source in the GLEAM extragalactic catalog (J2000) (Dec_gleam) (pos.eq.dec;meta.main)

Spk

[0.1/54] Flux density at the spectral peak (S_p) (phot.flux.density;em.radio)

e_Spk

[0.02/3] Uncertainty in Spk (S_p_error) (stat.error)

nuPk

MHz

[72/944] Frequency of the spectral peak (nu_p) (em.freq)

e_nuPk

MHz

[8/330] Uncertainty in nuPk (nu_p_error) (stat.error)

alpTn

[-3/1.6] Optically thin spectral index from fitting Equation 3 to the entire spectrum (alpha_thin) (Note 1) (spect.index)

e_alpTn

[0.04/1] Uncertainty in alpTn (alpha_thin_error) (stat.error)

alpTk

⁽ⁿ⁾ [0.003/5] Optically thick spectral index from fitting Equation 3 to the entire spectrum (alpha_thick) (Note 1) (spect.index)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

e_alpTk

⁽ⁿ⁾ [0.07/3] Uncertainty in alpTk (alpha_thick_error) (stat.error)

alpLow

[-1.1/2.7] Low frequency spectral index derived from fitting a power-law to data between 72 and 231MHz (alpha_low) (spect.index)

e_alpLow

[0.06/0.9] Uncertainty in alpLow (alpha_low_error) (stat.error)

alpHigh

[-2.1/0] High frequency spectral index derived from fitting a power-law to SUMSS and/or NVSS flux density point(s) and to GLEAM data at 189 and 212MHz (alpha_high) (spect.index)

e_alpHigh

[0.07/0.5] Uncertainty in alpHigh (alpha_high_error) (stat.error)

[-10/9] Curvature parameter derived from fitting Equation 2 to only the GLEAM data (q) (Note G1) (src.spType)

e_q

[0.01/5] Uncertainty in q (q_error) (stat.error)

⁽ⁿ⁾ [0.03/5.2] Spectroscopic redshift (z) (src.redshift)

r_z

⁽ⁿ⁾ [4/89] Reference for the reported spectroscopic redshift (z_ref) (see refs.dat file) (meta.ref;pos.frame)

S200

[0.1/52] Integrated 200MHz flux density measurement of the source in the GLEAM wideband image (S_200) (phot.flux.density;em.radio.100-200MHz)

e_S200

[0.005/0.2] Uncertainty in S200 (S_200_error) (stat.error)

RAVdeg

deg

⁽ⁿ⁾ Right ascension of the source in VLSSr (Lane+, 2014, VIII/97) (RA_vlssr) (pos.eq.ra)

DEVdeg

deg

⁽ⁿ⁾ Declination of the source in VLSSr (Dec_vlssr) (pos.eq.dec)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

VLSSr

Display data from the 74MHz VLA Low-frequency Sky Survey Redux (Lane+, 2014, VIII/97) within 35" (meta.ref.url) (DATA_LINK)

SVLSSr

⁽ⁿ⁾ [0.3/57] VLSSr flux density at 74MHz (S_vlssr) (phot.flux.density;em.radio.20-100MHz)

e_SVLSSr

⁽ⁿ⁾ [0.01/3] Uncertainty in SVLSSr, convolved with calibration uncertainty (S_vlssr_error) (stat.error)

TGSSADR

(char)

Name of the source in TGSS-ADR1 (Intema+, 2017, J/A+A/598/A78) (TGSS-ADR1_name) (meta.id.cross)

RATdeg

deg

⁽ⁿ⁾ Right ascension of the source in TGSS-ADR1 (J2000) (RA_tgss) (pos.eq.ra)

DETdeg

deg

⁽ⁿ⁾ Declination of the source in TGSS-ADR1 (J2000) (Dec_tgss) (pos.eq.dec)

STGSS

⁽ⁿ⁾ [0.04/58] TGSS-ADR1 flux density at 150MHz (S_tgss) (phot.flux.density;em.radio.100-200MHz)

e_STGSS

⁽ⁿ⁾ [0.006/6] Uncertainty in STGSS (S_tgss_error) (stat.error)

MRC

(char)

Name of the source in MRC (Large+, 1991, VIII/16) (MRC_name) (meta.id.cross)

RAMdeg

deg

⁽ⁿ⁾ Right ascension of the source in MRC (J2000) (RA_mrc) (pos.eq.ra)

DEMdeg

deg

⁽ⁿ⁾ Declination of the source in MRC (J2000) (Dec_mrc) (pos.eq.dec)

SMRC

⁽ⁿ⁾ [0.7/52] MRC flux density at 408MHz (S_mrc) (phot.flux.density;em.radio.200-400MHz)

e_SMRC

⁽ⁿ⁾ [0.04/3] Uncertainty in SMRC, convolved with calibration uncertainty (S_mrc_error) (stat.error)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

RASdeg

deg

⁽ⁿ⁾ Right ascension of the source in SUMSS (J2000) (RA_sumss) (pos.eq.ra)

DESdeg

deg

⁽ⁿ⁾ Declination of the source in SUMSS (J2000) (Dec_sumss) (pos.eq.dec)

SUMSS

Display data from SUMSS (Mauch+, 2008, VIII/81) within 30" (meta.ref.url) (DATA_LINK)

SSUMSS

⁽ⁿ⁾ [0.02/25] SUMSS flux density at 843MHz (S_sumss) (phot.flux.density;em.radio.750-1500MHz)

e_SSUMSS

⁽ⁿ⁾ [0.001/2] Uncertainty in SSUMSS, convolved with calibration uncertainty (S_summs_error) (stat.error)

RANdeg

deg

⁽ⁿ⁾ Right ascension of the source in NVSS (J2000) (RA_nvss) (pos.eq.ra)

DENdeg

deg

⁽ⁿ⁾ Declination of the source in NVSS (J2000) (Dec_nvss) (pos.eq.dec)

NVSS

Display data from NVSS (Condon+ 1998, VIII/65) within 30" (meta.ref.url) (DATA_LINK)

SNVSS

⁽ⁿ⁾ [0.01/9] NVSS flux density at 1.4GHz (S_nvss) (phot.flux.density;em.radio.750-1500MHz)

e_SNVSS

⁽ⁿ⁾ [0.0008/0.5] Uncertainty in SNVSS, convolved with calibration uncertainty (S_nvss_error) (stat.error)

S76

[-0.4/52] Integrated flux density at 76MHz from the GLEAM extragalactic catalog (S_76) (phot.flux.density;em.radio.20-100MHz)

e_S76

[0.05/2] Uncertainty in S76, which is the convolution of fitting and systematic errors (S_76_err) (stat.error)

S84

[-0.2/54] Integrated flux density at 84MHz from the GLEAM extragalactic catalog (S_84) (phot.flux.density;em.radio.20-100MHz)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

e_S84

[0.04/2] Uncertainty in S84, which is the convolution of fitting and systematic errors (S_84_err) (stat.error)

S92

[-0.2/54] Integrated flux density at 92MHz from the GLEAM extragalactic catalog (S_92) (phot.flux.density;em.radio.20-100MHz)

e_S92

[0.03/2] Uncertainty in S92, which is the convolution of fitting and systematic errors (S_92_err) (stat.error)

S99

[-0.2/54] Integrated flux density at 99MHz from the GLEAM extragalactic catalog (S_99) (phot.flux.density;em.radio.100-200MHz)

e_S99

[0.03/2] Uncertainty in S99, which is the convolution of fitting and systematic errors (S_99_err) (stat.error)

S107

[-0.2/56] Integrated flux density at 107MHz from the GLEAM extragalactic catalog (S_107) (phot.flux.density;em.radio.100-200MHz)

e_S107

[0.02/2] Uncertainty in S107, which is the convolution of fitting and systematic errors (S_107_err) (stat.error)

S115

[-0.2/53] Integrated flux density at 115MHz from the GLEAM extragalactic catalog (S_115) (phot.flux.density;em.radio.100-200MHz)

e_S115

[0.02/2] Uncertainty in S115, which is the convolution of fitting and systematic errors (S_115_err) (stat.error)

S122

[-0.05/51] Integrated flux density at 122MHz from the GLEAM extragalactic catalog (S_122) (phot.flux.density;em.radio.100-200MHz)

e_S122

[0.02/2] Uncertainty in S122, which is the convolution of fitting and systematic errors (S_122_err) (stat.error)

S130

[-0.005/48] Integrated flux density at 130MHz from the GLEAM extragalactic catalog (S_130) (phot.flux.density;em.radio.100-200MHz)

e_S130

[0.02/2] Uncertainty in S130, which is the convolution of fitting and systematic errors (S_130_err) (stat.error)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

S143

[0.01/46] Integrated flux density at 143MHz from the GLEAM extragalactic catalog (S_143) (phot.flux.density;em.radio.100-200MHz)

e_S143

[0.01/2] Uncertainty in S143, which is the convolution of fitting and systematic errors (S_143_err) (stat.error)

S151

[0.04/46] Integrated flux density at 151MHz from the GLEAM extragalactic catalog (S_151) (phot.flux.density;em.radio.100-200MHz)

e_S151

[0.01/2] Uncertainty in S151, which is the convolution of fitting and systematic errors (S_151_err) (stat.error)

S158

[0.04/47] Integrated flux density at 158MHz from the GLEAM extragalactic catalog (S_158) (phot.flux.density;em.radio.100-200MHz)

e_S158

[0.01/2] Uncertainty in S158, which is the convolution of fitting and systematic errors (S_158_err) (stat.error)

S166

[0.05/48] Integrated flux density at 166MHz from the GLEAM extragalactic catalog (S_166) (phot.flux.density;em.radio.100-200MHz)

e_S166

[0.01/2] Uncertainty in S166, which is the convolution of fitting and systematic errors (S_166_err) (stat.error)

S174

⁽ⁿ⁾ [0.09/50] Integrated flux density at 174MHz from the GLEAM extragalactic catalog (S_174) (phot.flux.density;em.radio.100-200MHz)

e_S174

⁽ⁿ⁾ [0.01/2] Uncertainty in S174, which is the convolution of fitting and systematic errors (S_174_err) (stat.error)

S181

⁽ⁿ⁾ [0.06/51] Integrated flux density at 181MHz from the GLEAM extragalactic catalog (S_181) (phot.flux.density;em.radio.100-200MHz)

e_S181

⁽ⁿ⁾ [0.01/2] Uncertainty in S181, which is the convolution of fitting and systematic errors (S_181_err) (stat.error)

S189

⁽ⁿ⁾ [0.1/51] Integrated flux density at 189MHz from the GLEAM extragalactic catalog (S_189) (phot.flux.density;em.radio.100-200MHz)

e_S189

⁽ⁿ⁾ [0.01/2] Uncertainty in S189, which is the convolution of fitting and systematic errors (S_189_err) (stat.error)

S197

⁽ⁿ⁾ [0.05/51] Integrated flux density at 197MHz from the GLEAM extragalactic catalog (S_197) (phot.flux.density;em.radio.100-200MHz)

e_S197

⁽ⁿ⁾ [0.01/2] Uncertainty in S197, which is the convolution of fitting and systematic errors (S_197_err) (stat.error)

S204

⁽ⁿ⁾ [0.06/51] Integrated flux density at 204MHz from the GLEAM extragalactic catalog (S_204) (phot.flux.density;em.radio.100-200MHz)

e_S204

⁽ⁿ⁾ [0.01/2] Uncertainty in S204, which is the convolution of fitting and systematic errors (S_204_err) (stat.error)

S212

[0.1/51] Integrated flux density at 212MHz from the GLEAM extragalactic catalog (S_212) (phot.flux.density;em.radio.200-400MHz)

e_S212

[0.01/2] Uncertainty in S212, which is the convolution of fitting and systematic errors (S_212_err) (stat.error)

S220

[0.1/51] Integrated flux density at 220MHz from the GLEAM extragalactic catalog (S_220) (phot.flux.density;em.radio.200-400MHz)

e_S220

[0.01/2] Uncertainty in S220, which is the convolution of fitting and systematic errors (S_220_err) (stat.error)

S227

⁽ⁿ⁾ [0.05/51] Integrated flux density at 227MHz from the GLEAM extragalactic catalog (S_227) (phot.flux.density;em.radio.200-400MHz)

e_S227

⁽ⁿ⁾ [0.01/2] Uncertainty in S227, which is the convolution of fitting and systematic errors (S_227_err) (stat.error)

SED

Plot the spectrum with SPECFIND (Vollmer et al. 2009, Cat. VIII/85) (meta.ref.url) (DATA_LINK)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

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