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/ApJS/224/15	924		Improved 2Ms and 250ks Chandra catalogs (Xue+, 2016) ReadMe+ftp 2016ApJS..224...15X Similar Catalogs Post annotation
1.	J/ApJS/224/15/table3		2Ms CDF-N main Chandra X-ray source catalog (683 rows) metaJ/ApJS/224/15/table3

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)

Seq

Running sequence number (meta.id;meta.main)

RAJ2000

"h:m:s"

⁽ⁱ⁾ [12] Hour of Right Ascension (J2000) (pos.eq.ra;meta.main)

DEJ2000

"d:m:s"

⁽ⁱ⁾ [62] Degree of Declination (J2000) (pos.eq.dec;meta.main)

Log(P)

[-99/-1] Logarithm of binomial no-source probability (Note G1) (stat.fit.goodness)

Log(Pm)

[-8/-5] Logarithm of minimum false-positive probability (stat.fit.goodness)

PosErr

arcsec

[0.1/2.2] Positional error (stat.error;pos)

OffAng

arcmin

Off-axis angle (instr.offset)

FCts

[4/19749] Full-band (0.5-7.0keV) counts (G2) (upper limits in grey) (Note) (phot.count;em.X-ray)

E_FCts

[-1/156] Upper error in FCts (Note G2) (stat.error;stat.max)

e_FCts

[-1/154] Lower error in FCts (Note G2) (stat.error)

ALL cols

⁽ⁱ⁾indexed column

SCts

[3/14228] Soft-band (0.5-2.0keV) counts (G2) (upper limits in grey) (Note) (phot.count;em.X-ray)

E_SCts

[-1/131] Upper error in SCts (Note G2) (stat.error;stat.max)

e_SCts

[-1/129] Lower error in SCts (Note G2) (stat.error)

HCts

[5/5541] Hard-band (2.0-7.0keV) counts (G2) (upper limits in grey) (Note) (phot.count;em.X-ray)

E_HCts

[-1/87] Upper error in HCts (Note G2) (stat.error;stat.max)

e_HCts

[-1/85] Lower error in HCts (Note G2) (stat.error)

Ifpsf

Flag of whether a source shows a radial profile consistent with that of the local PSF (Note G3) (meta.code)

RAC

"h:m:s"

Optical/NIR/radio counterpart (CP) Hour of Right Ascension (J2000) (Note G4) (meta.id.assoc;pos.eq.ra)

DEC

"d:m:s"

Optical/NIR/radio CP Degree of Declination (J2000) (Note G4) (pos.eq.dec)

C-XOff

arcsec

[0/4.2] Offset between optical/NIR/radio and X-ray positions (Note G5) (pos;arith.diff)

Cmag

mag

⁽ⁿ⁾ [11.9/29] AB magnitude of optical/NIR/radio counterpart (CP) (phot.mag)

Scat

(char)

Catalog name of optical/NIR/radio CP (G6) (Note G11) (meta.id;meta.table)

RAV

"h:m:s"

VLA 1.4GHz Hour of Right Ascension (J2000) (Note G6) (pos.eq.ra)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

DEV

"d:m:s"

VLA 1.4GHz Degree of Declination (J2000) (Note G6) (pos.eq.dec)

mag

⁽ⁿ⁾ [11.9/20.6] AB magnitude of VLA 1.4GHz CP (phot.flux.density;em.radio.750-1500MHz)

RAGD

"h:m:s"

GOODS-N z-band Hour of Right Ascension (J2000) (Note G6) (pos.eq.ra)

DEGD

"d:m:s"

GOODS-N z-band Degree of Declination (J2000) (Note G6) (pos.eq.dec)

GDmag

mag

⁽ⁿ⁾ [13.8/29] AB magnitude of GOODS-N z-band CP (phot.mag;em.opt.I)

RACF

"h:m:s"

CANDELS F160W-band Hour of Right Ascension (J2000) (Note G6) (pos.eq.ra)

DECF

"d:m:s"

CANDELS F160W-band Degree of Declination (J2000) (Note G6) (pos.eq.dec)

CFmag

mag

⁽ⁿ⁾ [12.2/28.4] AB magnitude of CANDELS F160W-band CP (phot.mag;em.IR.H)

RAK

"h:m:s"

WIRCam Ks-band Hour of Right Ascension (J2000) (Note G6) (pos.eq.ra)

DEK

"d:m:s"

WIRCam Ks-band Degree of Declination (J2000) (Note G6) (pos.eq.dec)

Ksmag

mag

⁽ⁿ⁾ [12.7/25.4] AB magnitude of CFHT/WIRCam Ks-band CP (phot.mag;em.IR.K)

RAR

"h:m:s"

Suprime-Cam R-band Hour of Right Ascension (J2000) (Note G6) (pos.eq.ra)

DER

"d:m:s"

Suprime-Cam R-band Degree of Declination (J2000) (Note G6) (pos.eq.dec)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

Rmag

mag

⁽ⁿ⁾ [18.7/27] AB magnitude of Subaru/SuprimeCam R-band CP (phot.mag;em.opt.R)

RAS

"h:m:s"

IRAC 3.6um Hour of Right Ascension (J2000) (Note G6) (pos.eq.ra)

DES

"d:m:s"

IRAC 3.6um Degree of Declination (J2000) (Note G6) (pos.eq.dec)

Smag

mag

⁽ⁿ⁾ [14/25] AB magnitude of Spitzer/IRAC 3.6um counterpart (phot.mag;em.IR.3-4um)

zspec

⁽ⁿ⁾ [/5.2] Secure spectroscopic redshift (src.redshift)

r_zspec

Reference of secure spectroscopic redshift (Note 1) (meta.ref;pos.frame)

zphoty

⁽ⁿ⁾ [/6.8] Yang et al. 2014, J/ApJS/215/27, photometric redshift (src.redshift.phot)

b_zphoty

⁽ⁿ⁾ [/5.6] Lower limit on zphoty (meta.note)

B_zphoty

⁽ⁿ⁾ [/7.4] Upper limit on zphoty (meta.note)

q_zphoty

[-1/16.5] Quality flag on zphoty (Note 2) (meta.code.qual)

zphotya

⁽ⁿ⁾ [/2.9] Alternative Yang et al. 2014, J/ApJS/215/27, photometric redshift (src.redshift.phot)

f_zphoty

(char)

Photometric classification of zhpotoy (meta.code)

zphots

⁽ⁿ⁾ [/5] Skelton et al. 2014, J/ApJS/214/24, photometric redshift (src.redshift.phot)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

b_zphots

⁽ⁿ⁾ [/4.9] Lower limit on zphots (meta.note)

B_zphots

⁽ⁿ⁾ [/5.2] Upper limit on zphots (meta.note)

q_zphots

[-1/57] Quality flag on zphots (Note 3) (meta.code.qual)

f_zphots

(char)

Photometric classification of zphots (meta.code)

zadopt

⁽ⁿ⁾ [/5.4] Preferred redshift adopted in this paper (src.redshift;pos.heliocentric)

A03

(char)

A03 CDFN source identification (4) (Note) (meta.id.cross)

RAA03

"h:m:s"

A03 CDFN Hour of Right Ascension (J2000) (Note 5) (pos.eq.ra)

DEA03

"d:m:s"

A03 CDFN Degree of Declination (J2000) (Note 5) (pos.eq.dec)

FExp

Full-band effective exposure time (time.duration;obs.exposure)

SExp

Soft-band effective exposure time (time.duration;obs.exposure)

HExp

Hard-band effective exposure time (time.duration;obs.exposure)

BRat

[-1/11.4] Band ratio (HB/SB) (Note G7) (phot.flux;arith.ratio)

E_BRat

[-1/7.7] Upper error on BRat (Note G7) (stat.error;stat.max)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

e_BRat

[-1/7.7] Lower error on BRat (Note G7) (stat.error)

PInd

[-0.6/3.8] Photon index (Note G8) (spect.index)

E_PInd

[-0.6/4.2] Upper error on PInd (Note G8) (stat.error;stat.max)

e_PInd

[-0.7/3.8] Lower error on PInd (Note G8) (stat.error)

FFlux

mW/m2

Full-band flux in units of erg/s/cm² (Note G9) (phot.flux;em.X-ray)

SFlux

mW/m2

Soft-band flux in units of erg/s/cm² (Note G9) (phot.flux;em.X-ray)

HFlux

mW/m2

Hard-band flux in units of erg/s/cm² (Note G9) (phot.flux;em.X-ray)

10-7W

⁽ⁿ⁾ Absorption-corrected, rest-frame 0.5-7keV luminosity; erg/s (phys.luminosity;em.X-ray)

Type

(char)

Source type (AGN, Galaxy or Star) (src.class)

Notes

(char)

Additional notes (Note G10) (meta.note)

Ccat

⁽ⁿ⁾Display data within 1" from counterpart catalogs (Morrison+, 2010, J/ApJS/188/178; Giavalisco+, 2004, II/261; Wang+, 2010, J/ApJS/187/251; Capak+, 2004, J/AJ/127/180; Yang+, 2014, J/ApJS/215/27 and Ashby+, 2013, J/ApJ/769/80) (meta.ref.url)

zCat

⁽ⁿ⁾Display data within 1" from Yang+, 2014, J/ApJS/215/27 and Skelton+, 2014, J/ApJS/214/24 (meta.ref.url)

SimbadName

(char)

⁽ⁿ⁾Designation understandable by the Simbad data-base (meta.id)

ALL cols

⁽ⁿ⁾ indicates a possible blank or NULL column

⁽ⁱ⁾indexed column

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