VizieR

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VizieR

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VII/233/xsc The 2MASS Extended sources (IPAC/UMass, 2003-2006)
*The 2MASS Extended Catalog (2MASX) (1647599 rows)
  recno=685747
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ColumnValue  Explain   (UCD)
_RAJ200020 45 17.11680 "h:m:s" Right ascension (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEJ2000-03 49 37.5460 "d:m:s" Declination (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_RAB195020 42 39.87609 "h:m:s" Right ascension (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEB1950-04 00 34.8969 "d:m:s" Declination (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_Glon043.10620422 deg Galactic longitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon)
_Glat-26.97706083 deg Galactic latitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat)
685747recno 685747  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

JDobs 2451074.5948 d Julian date of the observation (Note 1)   (time.epoch)
2MASX20451711-0349375  (i) Source name (HHMMSSss+DDMMSSs, J2000) (meta.id;meta.main)

AllAll  Display all original 369 columns for this 2MASX source (meta.ref.url)

RAJ2000311.321320 deg (i) Right ascension (J2000), based on peak pixel (pos.eq.ra;meta.main)
DEJ2000-03.827096 deg (i) Declination (J2000), based on peak pixel (pos.eq.dec;meta.main)
supRAdeg311.321381 deg Super-coadd centroid RA (J2000) (sup_ra) (pos.eq.ra)
supDEdeg -3.827113 deg Super-coadd centroid Dec (J2000) (sup_dec) (pos.eq.dec)
dens 3.20 [---] Coadd log(density) of stars with k<14mag (phys.density)
r.K20e 5.0 arcsec Semi-major axis of fiducial ellipse at isophote K=20mag/arcsec2 (r_k20fe) (phys.angSize;src)
J.K20e15.435 mag J magnitude in K20e ellipse (j_m_k20fe) (phot.mag;em.IR.J)
e_J.K20e 0.120 mag σ(J.K20e) (j_msig_k20fe) (stat.error)
f_J.K20e0   Confusion flags of J.K20e (j_flg_k20fe) (Note 2)   (meta.code)
H.K20e14.682 mag H magnitude in K20e ellipse (h_m_k20fe) (phot.mag;em.IR.H)
e_H.K20e 0.150 mag σ(H.K20e) (h_msig_k20fe) (stat.error)
f_H.K20e0   Confusion flags of H.K20e (h_flg_k20fe) (Note 2)   (meta.code)
K.K20e13.953 mag K magnitude in K20e ellipse (k_m_k20fe) (phot.mag;em.IR.K)
e_K.K20e 0.122 mag σ(K.K20e) (k_msig_k20fe) (stat.error)
f_K.K20e0   Confusion flags of K.K20e (k_flg_k20fe) (Note 2)   (meta.code)
r3sig 4.0 arcsec Semi-major axis of 3σ K isophotal ellipse (r_3sig) (phys.angSize.smajAxis;em.IR.K)
Jb/a 1.000   J minor/major axis ratio to 3σ (j_ba) (phys.size.axisRatio)
Jpa 90 deg J pos.angle of 3σ ellipse (j_phi) (pos.posAng)
Hb/a 0.640   H minor/major axis ratio to 3σ (h_ba) (phys.size.axisRatio)
Hpa-40 deg H pos.angle to 3σ ellipse (h_phi) (pos.posAng)
Kb/a 1.000   K minor/major axis ratio to 3σ (k_ba) (phys.size.axisRatio)
Kpa 90 deg K pos.angle to 3σ ellipse (k_phi) (pos.posAng)
rS3sig 4.7 arcsec Semi-major axis of super-coadd 3σ isophotal ellipse (sup_r_3sig) (phys.angSize.smajAxis)
Sb/a 1.000   Minor/major axis ratio to rS3sig (sup_ba) (phys.size.axisRatio)
Spa 90 deg Pos.angle of rS3sig (sup_phi) (pos.posAng)
r.fe 6.9 arcsec K fiducial Kron elliptical aperture semi-major axis (r_fe) (phys.angSize;src)
J.fe15.321 mag J magnitude in r.fe (j_m_fe) (phot.mag;em.IR.J)
e_J.fe 0.149 mag σ(J.fe) (j_msig_fe) (stat.error)
f_J.fe0   Confusion flags of J.fe (j_flg_fe) (Note 2)   (meta.code)
H.fe14.507 mag H magnitude in r.fe (h_m_fe) (phot.mag;em.IR.H)
e_H.fe 0.176 mag σ(H.fe) (h_msig_fe) (stat.error)
f_H.fe0   Confusion flags of H.fe (h_flg_fe) (Note 2)   (meta.code)
K.fe13.866 mag K magnitude in r.fe (k_m_fe) (phot.mag;em.IR.K)
e_K.fe 0.155 mag σ(K.fe) (k_msig_fe) (stat.error)
f_K.fe0   Confusion flags of K.fe (k_flg_fe) (Note 2)   (meta.code)
r.ext 10.05 arcsec Extrapolation/total radius of fit to radial profile (r_ext) (phys.angSize;src)
J.ext15.302 mag J magnitude in r.ext (j_m_ext) (phot.mag;em.IR.J)
e_J.ext 0.198 mag σ(J.ext) (j_msig_ext) (stat.error)
n_J.ext 0.500   χ2(J.ext) (j_pchi) (Note 3)   (meta.note)
H.ext14.341 mag J magnitude in r.ext (h_m_ext) (phot.mag;em.IR.H)
e_H.ext 0.203 mag σ(H.ext) (h_msig_ext) (stat.error)
n_H.ext 0.500   χ2(H.ext) (h_pchi) (Note 3)   (meta.note)
K.ext13.793 mag J magnitude in r.ext (k_m_ext) (phot.mag;em.IR.K)
e_K.ext 0.194 mag σ(K.ext) (k_msig_ext) (stat.error)
n_K.ext 0.500   χ2(K.ext) (k_pchi) (Note 3)   (meta.note)
Jr.eff 2.42 arcsec J half-light radius (j_r_eff) (phys.angSize;src)
Jmu19.20 mag/arcsec2 J mean surface brightness (j_mnsurfb_eff) (phot.mag.sb;em.IR.J;stat.mean)
Hr.eff 3.16 arcsec H half-light radius (h_r_eff) (phys.angSize;src)
Hmu18.81 mag/arcsec2 H mean surface brightness (h_mnsurfb_eff) (phot.mag.sb;em.IR.H;stat.mean)
Kr.eff 2.83 arcsec K half-light radius (k_r_eff) (phys.angSize;src)
Kmu18.03 mag/arcsec2 K mean surface brightness (k_mnsurfb_eff) (phot.mag.sb;em.IR.K;stat.mean)
Jconc 2.44   J concentration index (j_con_indx) (Note 3)   (meta.code)
Hconc 2.72   H concentration index (h_con_indx) (Note 3)   (meta.code)
Kconc 2.40   K concentration index (k_con_indx) (Note 3)   (meta.code)
J.peak 18.76 mag/arcsec2 J peak pixel brightness (j_peak) (phot.mag.sb;em.IR.J)
H.peak 18.35 mag/arcsec2 H peak pixel brightness (h_peak) (phot.mag.sb;em.IR.H)
K.peak 17.48 mag/arcsec2 K peak pixel brightness (k_peak) (phot.mag.sb;em.IR.K)
J.c5 20.36 mag/arcsec2 J central surface brightness (r≤5") (j_5surf) (phot.mag.sb;em.IR.J)
H.c5 19.59 mag/arcsec2 H central surface brightness (r≤5") (h_5surf) (phot.mag.sb;em.IR.H)
K.c5 18.86 mag/arcsec2 K central surface brightness (r≤5") (k_5surf) (phot.mag.sb;em.IR.K)
xScore 1.00   [1,2] extended score (e_score) (Note 4)   (src.class.starGalaxy)
gScore 1.00   [1,2] galaxy score (g_score) (Note 4)   (src.class.starGalaxy)
vc-1  Visual verification of source (Note 5)   (meta.code)
cc0  Contamination or confusion flag (cc_flg) (Note 6)   (meta.code)
f_H.K20c0   Confusion flags of H.K20c (h_flg_k20fc) (Note 2)   (meta.code)
Jr.e 5.0 arcsec J Kron ellipse semi-major axis (j_r_e) (phys.angSize;src)
J.e15.440 mag J magnitude in Jr.e (j_m_e) (phot.mag;em.IR.J)
e_J.e 0.119 mag σ(J.e) (j_msig_e) (stat.error)
f_J.e0   Confusion flags of J.e (j_flg_e) (Note 2)   (meta.code)
Hr.e 7.9 arcsec H Kron ellipse semi-major axis (h_r_e) (phys.angSize;src)
H.e14.580 mag H magnitude in Hr.e (h_m_e) (phot.mag;em.IR.H)
e_H.e 0.171 mag σ(H.e) (h_msig_e) (stat.error)
f_H.e0   Confusion flags of J.e (h_flg_e) (Note 2)   (meta.code)
Kr.e 6.9 arcsec K Kron ellipse semi-major axis (k_r_e) (phys.angSize;src)
K.e13.866 mag K magnitude in Kr.e (k_m_e) (phot.mag;em.IR.K)
e_K.e 0.155 mag σ(K.e) (k_msig_e) (stat.error)
f_K.e0   Confusion flags of K.e (k_flg_e) (Note 2)   (meta.code)
Jr.i20e 5.0 arcsec Semi-major axis of elliptical aperture at isophote J=20mag/arcsec2 (j_r_i20e) (phys.angSize;src)
J.i20e15.438 mag J magnitude in Jr.i20e (j_m_i20e) (phot.mag;em.IR.J)
e_J.i20e 0.120 mag σ(J.i20e) (j_msig_i20e) (stat.error)
f_J.i20e0   Confusion flags of J.i20e (j_flg_i20e) (Note 2)   (meta.code)
Hr.i20e 5.3 arcsec Semi-major axis of elliptical aperture at isophote H=20mag/arcsec2 (h_r_i20e) (phys.angSize;src)
H.i20e14.762 mag H magnitude in Hr.i20e (h_m_i20e) (phot.mag;em.IR.H)
e_H.i20e 0.135 mag σ(H.i20e) (h_msig_i20e) (stat.error)
f_H.i20e0   Confusion flags of H.i20e (h_flg_i20e) (Note 2)   (meta.code)
Kr.i20e 5.0 arcsec Semi-major axis of elliptical aperture at isophote K=20mag/arcsec2 (k_r_i20e) (phys.angSize;src)
K.i20e13.953 mag K magnitude in Kr.i20e (k_m_i20e) (phot.mag;em.IR.K)
e_K.i20e 0.122 mag σ(K.i20e) (k_msig_i20e) (stat.error)
f_K.i20e0   Confusion flags of K.i20e (k_flg_i20e) (Note 2)   (meta.code)
Jba5s 1.000   J minor/major axis ratio to 5σ fit (j_5sig_ba) (phys.size.axisRatio)
Jpa5s 90 deg J pos.angle to 5σ fit (j_5sig_phi) (pos.posAng)
Hba5s 1.000   H minor/major axis ratio to 5σ fit (h_5sig_ba) (phys.size.axisRatio)
Hpa5s 90 deg H pos.angle to 5σ fit (h_5sig_phi) (pos.posAng)
Kba5s 1.000   K minor/major axis ratio to 5σ fit (k_5sig_ba) (phys.size.axisRatio)
Kpa5s 90 deg K pos.angle to 5σ fit (k_5sig_phi) (pos.posAng)
JdA    J 5σ/3σ differential area (j_d_area) (phys.angSize)
JpcdA  % J 5σ/3σ relative area change (j_perc_darea) (phys.angSize)
HdA    H 5σ/3σ differential area (h_d_area) (phys.angSize)
HpcdA  % H 5σ/3σ relative area change (h_perc_darea) (phys.angSize)
KdA    K 5σ/3σ differential area (k_d_area) (phys.angSize)
KpcdA  % K 5σ/3σ relative area change (k_perc_darea) (phys.angSize)
Jrat.bs 0.967   J bi-symmetric flux ratio (j_bisym_rat) (stat.fit.param)
Jchi.bs 1.308   J bi-symmetric x-correlation (j_bisym_chi) (stat.fit.chi2)
Hrat.bs 0.988   H bi-symmetric flux ratio (h_bisym_rat) (stat.fit.param)
Hchi.bs 2.110   H bi-symmetric x-correlation (h_bisym_chi) (stat.fit.chi2)
Krat.bs 0.993   K bi-symmetric flux ratio (k_bisym_rat) (stat.fit.param)
Kchi.bs 0.609   K bi-symmetric x-correlation (k_bisym_chi) (stat.fit.chi2)
Jsh0 0.97   J ridge shape (LCSB: BSNR limit) (j_sh0) (src.morph.param)
e_Jsh0 0.04   σ(Jsh0) (j_sig_sh0) (stat.error)
Hsh0 0.94   H ridge shape (LCSB: BSNR limit) (h_sh0) (src.morph.param)
e_Hsh0 0.04   σ(Jsh0) (h_sig_sh0) (stat.error)
Ksh0 0.98   K ridge shape (LCSB: BSNR limit) (k_sh0) (src.morph.param)
e_Ksh0 0.06   σ(Jsh0) (k_sig_sh0) (stat.error)
Jsc.mx 13.6   J mxdn score (LCSB: BSNR - block/smoothed SNR) (j_sc_mxdn) (stat.fit.param)
Jsc.sh 12.0   J shape score (j_sc_sh) (stat.fit.param)
Jsc.wsh 12.0   J wsh score (LCSB: PSNR - peak raw SNR) (j_sc_wsh) (stat.fit.param)
Jsc.r23 4.9   J r23 score (LCSB: TSNR - integrated SNR for r=15) (j_sc_r23) (stat.fit.param)
Jsc.1mm 7.3   J 1st moment score (LCSB: super blk 2,4,8 SNR) (j_sc_1mm) (stat.fit.param)
Jsc.2mm 8.0   J 2nd moment score (LCSB: SNRMAX - super SNR max.) (j_sc_2mm) (stat.fit.param)
Jsc.vint 4.6   J vint score (j_sc_vint) (stat.fit.param)
Jsc.r1 3.1   J r1 score (j_sc_r1) (stat.fit.param)
Hsc.mx 10.5   H mxdn score (LCSB: BSNR - block/smoothed SNR) (h_sc_mxdn) (stat.fit.param)
Hsc.sh 18.0   H shape score (h_sc_sh) (stat.fit.param)
Hsc.wsh 11.3   H wsh score (LCSB: PSNR - peak raw SNR) (h_sc_wsh) (stat.fit.param)
Hsc.r23 -1.8   H r23 score (LCSB: TSNR - integrated SNR for r=15) (h_sc_r23) (stat.fit.param)
Hsc.1mm 9.0   H 1st moment score (LCSB: super blk 2,4,8 SNR) (h_sc_1mm) (stat.fit.param)
Hsc.2mm 8.9   H 2nd moment score (LCSB: SNRMAX - super SNR max.) (h_sc_2mm) (stat.fit.param)
Hsc.vint 9.4   H vint score (h_sc_vint) (stat.fit.param)
Hsc.r1 -4.4   H r1 score (h_sc_r1) (stat.fit.param)
Ksc.mx 6.5   K mxdn score (LCSB: BSNR - block/smoothed SNR) (k_sc_mxdn) (stat.fit.param)
Ksc.sh 14.9   K shape score (k_sc_sh) (stat.fit.param)
Ksc.wsh 12.9   K wsh score (LCSB: PSNR - peak raw SNR) (k_sc_wsh) (stat.fit.param)
Ksc.r23 6.2   K r23 score (LCSB: TSNR - integrated SNR for r=15) (k_sc_r23) (stat.fit.param)
Ksc.1mm 7.3   K 1st moment score (LCSB: super blk 2,4,8 SNR) (k_sc_1mm) (stat.fit.param)
Ksc.2mm 7.1   K 2nd moment score (LCSB: SNRMAX - super SNR max.) (k_sc_2mm) (stat.fit.param)
Ksc.vint 4.2   K vint score (k_sc_vint) (stat.fit.param)
Ksc.r1 3.6   K r1 score (k_sc_r1) (stat.fit.param)
Jchi.ellf 6.5 % J chi-fraction for elliptical fit to 3σ isophote (j_chif_ellf) (stat.fit.chi2)
Kchi.ellf 13.8 % K chi-fraction for elliptical fit to 3σ isophote (k_chif_ellf) (stat.fit.chi2)
ellfFlg0   [0,1] ellipse fitting contamination flag (0=no contamination) (ellfit_flg) (meta.code)
Schi.ellf 6.5 % super-coadd chi-fraction for elliptical fit to 3σ isophote (sup_chif_ellf) (stat.fit.chi2)
xid0   [0,1] Type/galaxy source (id_flg) (Note 7)   (meta.code)
idGal   Matched galaxy's catalog name (id_cat) (meta.id)
dupSrc0   [0,5] Duplicate source flag (dup_src) (Note 8)   (meta.code.multip)
useSrc1   [0,1] Use source flag (use_src) (Note 9)   (meta.code.multip)
prox221.9 arcsec Distance to nearest neighbor in PSC (prox) (pos.angDistance)
pxpa251 deg pos.angle of vector to prox (pxpa) (pos.posAng)
pxKey 166048  ext_key value of nearest XSC source (pxcntr) (meta.id)
edge.ns 7836 arcsec Distance to nearest N/S edge (dist_edge_ns) (meta.code)
edge.ew101 arcsec Distance to nearest E/W edge (dist_edge_ew) (meta.code)
edgeFlgsw   [nswe ] nearest edge (dist_edge_flg) (meta.code)
ptsKey 90347798   Key to source data DB record (pts_key) (meta.id)
mpKey    Key to minor planet prediction (mp_key) (meta.id)
nightKey 88   key to night data record (night_key) (meta.id)
scanKey 4428   key to scan data record (scan_key) (meta.id)
coaddKey 101836   key to coadd data record (coadd_key) (meta.id)
hemiss   [ns] hemisphere of observation: n = North/Mt.Hopkins; s= South/CTIO (hemis) (meta.id;instr.obsty)
date1998-09-18 "Y:M:D" UT day of observation (date) (Note 10)   (time.epoch;obs)
scan 46   scan number (unique within date) (scan) (meta.id)
coadd174   3-digit coadd number (unique within scan) (coadd) (meta.id)
ID 4998   source ID number (unique within scan+coadd) (id) (meta.id)
Xcoadd 408.0 arcsec x (cross-scan) position (x_coadd) (pos.cartesian.x;instr.det)
Ycoadd 283.0 arcsec y (in-scan) position (y_coadd) (pos.cartesian.y;instr.det)
Jbg 88.7   J coadd median background (j_back) (instr.background)
Hbg 370.5   H coadd median background (h_back) (instr.background)
Kbg 352.7   K coadd median background (k_back) (instr.background)
Jres.ann 0.016   J residual annulus background median (j_resid_ann) (stat.fit.residual)
Hres.ann -0.087   H residual annulus background median (h_resid_ann) (stat.fit.residual)
Kres.ann -0.103   K residual annulus background median (k_resid_ann) (stat.fit.residual)
JbgPer 64 arcsec J banding FT period (j_bndg_per) (stat.fit.param)
JbgAmp 0.032   J banding maximum FT amplitude (j_bndg_amp) (stat.fit.param)
HbgPer 82 arcsec H banding FT period (h_bndg_per) (stat.fit.param)
HbgAmp 0.054   H banding maximum FT amplitude (h_bndg_amp) (stat.fit.param)
KbgPer 66 arcsec K banding FT period (k_bndg_per) (stat.fit.param)
KbgAmp 0.020   K banding maximum FT amplitude (k_bndg_amp) (stat.fit.param)
Jtrack-0.4   J band seetracking score (j_seetrack) (stat.fit.param)
Htrack-0.3   H band seetracking score (h_seetrack) (stat.fit.param)
Ktrack-0.5   K band seetracking score (k_seetrack) (stat.fit.param)
extKey 166091  (i) entry counter (key) number (ext_key) (meta.id)

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