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=627772
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ColumnValue  Explain   (UCD)
_RAJ200020 48 32.44633 "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)
_DEJ2000-08 21 36.6260 "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 45 51.25838 "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)
_DEB1950-08 32 44.5599 "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)
_Glon038.96517695 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-29.79436863 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)
627772recno 627772  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

JDobs 2451107.5544 d Julian date of the observation (Note 1)   (time.epoch)
2MASX20483244-0821366  (i) Source name (HHMMSSss+DDMMSSs, J2000) (meta.id;meta.main)

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

RAJ2000312.135193 deg (i) Right ascension (J2000), based on peak pixel (pos.eq.ra;meta.main)
DEJ2000-08.360174 deg (i) Declination (J2000), based on peak pixel (pos.eq.dec;meta.main)
supRAdeg312.135254 deg Super-coadd centroid RA (J2000) (sup_ra) (pos.eq.ra)
supDEdeg -8.360184 deg Super-coadd centroid Dec (J2000) (sup_dec) (pos.eq.dec)
dens 3.10 [---] Coadd log(density) of stars with k<14mag (phys.density)
r.K20e 36.2 arcsec Semi-major axis of fiducial ellipse at isophote K=20mag/arcsec2 (r_k20fe) (phys.angSize;src)
J.K20e10.449 mag J magnitude in K20e ellipse (j_m_k20fe) (phot.mag;em.IR.J)
e_J.K20e 0.019 mag σ(J.K20e) (j_msig_k20fe) (stat.error)
f_J.K20e1   Confusion flags of J.K20e (j_flg_k20fe) (Note 2)   (meta.code)
H.K20e 9.745 mag H magnitude in K20e ellipse (h_m_k20fe) (phot.mag;em.IR.H)
e_H.K20e 0.026 mag σ(H.K20e) (h_msig_k20fe) (stat.error)
f_H.K20e1   Confusion flags of H.K20e (h_flg_k20fe) (Note 2)   (meta.code)
K.K20e 9.442 mag K magnitude in K20e ellipse (k_m_k20fe) (phot.mag;em.IR.K)
e_K.K20e 0.035 mag σ(K.K20e) (k_msig_k20fe) (stat.error)
f_K.K20e1   Confusion flags of K.K20e (k_flg_k20fe) (Note 2)   (meta.code)
r3sig 18.9 arcsec Semi-major axis of 3σ K isophotal ellipse (r_3sig) (phys.angSize.smajAxis;em.IR.K)
Jb/a 0.780   J minor/major axis ratio to 3σ (j_ba) (phys.size.axisRatio)
Jpa-40 deg J pos.angle of 3σ ellipse (j_phi) (pos.posAng)
Hb/a 0.760   H minor/major axis ratio to 3σ (h_ba) (phys.size.axisRatio)
Hpa-50 deg H pos.angle to 3σ ellipse (h_phi) (pos.posAng)
Kb/a 0.760   K minor/major axis ratio to 3σ (k_ba) (phys.size.axisRatio)
Kpa-45 deg K pos.angle to 3σ ellipse (k_phi) (pos.posAng)
rS3sig 27.9 arcsec Semi-major axis of super-coadd 3σ isophotal ellipse (sup_r_3sig) (phys.angSize.smajAxis)
Sb/a 0.800   Minor/major axis ratio to rS3sig (sup_ba) (phys.size.axisRatio)
Spa-35 deg Pos.angle of rS3sig (sup_phi) (pos.posAng)
r.fe 39.8 arcsec K fiducial Kron elliptical aperture semi-major axis (r_fe) (phys.angSize;src)
J.fe10.404 mag J magnitude in r.fe (j_m_fe) (phot.mag;em.IR.J)
e_J.fe 0.021 mag σ(J.fe) (j_msig_fe) (stat.error)
f_J.fe1   Confusion flags of J.fe (j_flg_fe) (Note 2)   (meta.code)
H.fe 9.707 mag H magnitude in r.fe (h_m_fe) (phot.mag;em.IR.H)
e_H.fe 0.028 mag σ(H.fe) (h_msig_fe) (stat.error)
f_H.fe1   Confusion flags of H.fe (h_flg_fe) (Note 2)   (meta.code)
K.fe 9.406 mag K magnitude in r.fe (k_m_fe) (phot.mag;em.IR.K)
e_K.fe 0.038 mag σ(K.fe) (k_msig_fe) (stat.error)
f_K.fe1   Confusion flags of K.fe (k_flg_fe) (Note 2)   (meta.code)
r.ext 53.77 arcsec Extrapolation/total radius of fit to radial profile (r_ext) (phys.angSize;src)
J.ext10.300 mag J magnitude in r.ext (j_m_ext) (phot.mag;em.IR.J)
e_J.ext 0.018 mag σ(J.ext) (j_msig_ext) (stat.error)
n_J.ext 2.824   χ2(J.ext) (j_pchi) (Note 3)   (meta.note)
H.ext 9.605 mag J magnitude in r.ext (h_m_ext) (phot.mag;em.IR.H)
e_H.ext 0.024 mag σ(H.ext) (h_msig_ext) (stat.error)
n_H.ext 2.348   χ2(H.ext) (h_pchi) (Note 3)   (meta.note)
K.ext 9.311 mag J magnitude in r.ext (k_m_ext) (phot.mag;em.IR.K)
e_K.ext 0.032 mag σ(K.ext) (k_msig_ext) (stat.error)
n_K.ext 3.289   χ2(K.ext) (k_pchi) (Note 3)   (meta.note)
Jr.eff 13.46 arcsec J half-light radius (j_r_eff) (phys.angSize;src)
Jmu17.64 mag/arcsec2 J mean surface brightness (j_mnsurfb_eff) (phot.mag.sb;em.IR.J;stat.mean)
Hr.eff 12.63 arcsec H half-light radius (h_r_eff) (phys.angSize;src)
Hmu16.79 mag/arcsec2 H mean surface brightness (h_mnsurfb_eff) (phot.mag.sb;em.IR.H;stat.mean)
Kr.eff 12.66 arcsec K half-light radius (k_r_eff) (phys.angSize;src)
Kmu16.50 mag/arcsec2 K mean surface brightness (k_mnsurfb_eff) (phot.mag.sb;em.IR.K;stat.mean)
Jconc 5.00   J concentration index (j_con_indx) (Note 3)   (meta.code)
Hconc 5.14   H concentration index (h_con_indx) (Note 3)   (meta.code)
Kconc 5.10   K concentration index (k_con_indx) (Note 3)   (meta.code)
J.peak 15.31 mag/arcsec2 J peak pixel brightness (j_peak) (phot.mag.sb;em.IR.J)
H.peak 14.51 mag/arcsec2 H peak pixel brightness (h_peak) (phot.mag.sb;em.IR.H)
K.peak 14.24 mag/arcsec2 K peak pixel brightness (k_peak) (phot.mag.sb;em.IR.K)
J.c5 16.60 mag/arcsec2 J central surface brightness (r≤5") (j_5surf) (phot.mag.sb;em.IR.J)
H.c5 15.86 mag/arcsec2 H central surface brightness (r≤5") (h_5surf) (phot.mag.sb;em.IR.H)
K.c5 15.55 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.K20c1   Confusion flags of H.K20c (h_flg_k20fc) (Note 2)   (meta.code)
Jr.e 33.6 arcsec J Kron ellipse semi-major axis (j_r_e) (phys.angSize;src)
J.e10.477 mag J magnitude in Jr.e (j_m_e) (phot.mag;em.IR.J)
e_J.e 0.018 mag σ(J.e) (j_msig_e) (stat.error)
f_J.e1   Confusion flags of J.e (j_flg_e) (Note 2)   (meta.code)
Hr.e 40.4 arcsec H Kron ellipse semi-major axis (h_r_e) (phys.angSize;src)
H.e 9.704 mag H magnitude in Hr.e (h_m_e) (phot.mag;em.IR.H)
e_H.e 0.029 mag σ(H.e) (h_msig_e) (stat.error)
f_H.e1   Confusion flags of J.e (h_flg_e) (Note 2)   (meta.code)
Kr.e 39.8 arcsec K Kron ellipse semi-major axis (k_r_e) (phys.angSize;src)
K.e 9.406 mag K magnitude in Kr.e (k_m_e) (phot.mag;em.IR.K)
e_K.e 0.038 mag σ(K.e) (k_msig_e) (stat.error)
f_K.e1   Confusion flags of K.e (k_flg_e) (Note 2)   (meta.code)
Jr.i20e 24.6 arcsec Semi-major axis of elliptical aperture at isophote J=20mag/arcsec2 (j_r_i20e) (phys.angSize;src)
J.i20e10.650 mag J magnitude in Jr.i20e (j_m_i20e) (phot.mag;em.IR.J)
e_J.i20e 0.014 mag σ(J.i20e) (j_msig_i20e) (stat.error)
f_J.i20e1   Confusion flags of J.i20e (j_flg_i20e) (Note 2)   (meta.code)
Hr.i20e 32.6 arcsec Semi-major axis of elliptical aperture at isophote H=20mag/arcsec2 (h_r_i20e) (phys.angSize;src)
H.i20e 9.798 mag H magnitude in Hr.i20e (h_m_i20e) (phot.mag;em.IR.H)
e_H.i20e 0.024 mag σ(H.i20e) (h_msig_i20e) (stat.error)
f_H.i20e1   Confusion flags of H.i20e (h_flg_i20e) (Note 2)   (meta.code)
Kr.i20e 36.2 arcsec Semi-major axis of elliptical aperture at isophote K=20mag/arcsec2 (k_r_i20e) (phys.angSize;src)
K.i20e 9.442 mag K magnitude in Kr.i20e (k_m_i20e) (phot.mag;em.IR.K)
e_K.i20e 0.035 mag σ(K.i20e) (k_msig_i20e) (stat.error)
f_K.i20e1   Confusion flags of K.i20e (k_flg_i20e) (Note 2)   (meta.code)
Jba5s 0.760   J minor/major axis ratio to 5σ fit (j_5sig_ba) (phys.size.axisRatio)
Jpa5s-40 deg J pos.angle to 5σ fit (j_5sig_phi) (pos.posAng)
Hba5s 0.760   H minor/major axis ratio to 5σ fit (h_5sig_ba) (phys.size.axisRatio)
Hpa5s-40 deg H pos.angle to 5σ fit (h_5sig_phi) (pos.posAng)
Kba5s 0.720   K minor/major axis ratio to 5σ fit (k_5sig_ba) (phys.size.axisRatio)
Kpa5s-35 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 0.935   J bi-symmetric flux ratio (j_bisym_rat) (stat.fit.param)
Jchi.bs 3.152   J bi-symmetric x-correlation (j_bisym_chi) (stat.fit.chi2)
Hrat.bs 0.944   H bi-symmetric flux ratio (h_bisym_rat) (stat.fit.param)
Hchi.bs 2.677   H bi-symmetric x-correlation (h_bisym_chi) (stat.fit.chi2)
Krat.bs 0.933   K bi-symmetric flux ratio (k_bisym_rat) (stat.fit.param)
Kchi.bs 2.589   K bi-symmetric x-correlation (k_bisym_chi) (stat.fit.chi2)
Jsh0 0.94   J ridge shape (LCSB: BSNR limit) (j_sh0) (src.morph.param)
e_Jsh0 0.04   σ(Jsh0) (j_sig_sh0) (stat.error)
Hsh0 0.95   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 30.3   J mxdn score (LCSB: BSNR - block/smoothed SNR) (j_sc_mxdn) (stat.fit.param)
Jsc.sh 32.3   J shape score (j_sc_sh) (stat.fit.param)
Jsc.wsh 36.8   J wsh score (LCSB: PSNR - peak raw SNR) (j_sc_wsh) (stat.fit.param)
Jsc.r23 25.3   J r23 score (LCSB: TSNR - integrated SNR for r=15) (j_sc_r23) (stat.fit.param)
Jsc.1mm 13.5   J 1st moment score (LCSB: super blk 2,4,8 SNR) (j_sc_1mm) (stat.fit.param)
Jsc.2mm 16.0   J 2nd moment score (LCSB: SNRMAX - super SNR max.) (j_sc_2mm) (stat.fit.param)
Jsc.vint 27.7   J vint score (j_sc_vint) (stat.fit.param)
Jsc.r1 23.6   J r1 score (j_sc_r1) (stat.fit.param)
Hsc.mx 36.4   H mxdn score (LCSB: BSNR - block/smoothed SNR) (h_sc_mxdn) (stat.fit.param)
Hsc.sh 27.1   H shape score (h_sc_sh) (stat.fit.param)
Hsc.wsh 34.2   H wsh score (LCSB: PSNR - peak raw SNR) (h_sc_wsh) (stat.fit.param)
Hsc.r23 24.2   H r23 score (LCSB: TSNR - integrated SNR for r=15) (h_sc_r23) (stat.fit.param)
Hsc.1mm 10.6   H 1st moment score (LCSB: super blk 2,4,8 SNR) (h_sc_1mm) (stat.fit.param)
Hsc.2mm 11.7   H 2nd moment score (LCSB: SNRMAX - super SNR max.) (h_sc_2mm) (stat.fit.param)
Hsc.vint 22.6   H vint score (h_sc_vint) (stat.fit.param)
Hsc.r1 23.5   H r1 score (h_sc_r1) (stat.fit.param)
Ksc.mx 17.5   K mxdn score (LCSB: BSNR - block/smoothed SNR) (k_sc_mxdn) (stat.fit.param)
Ksc.sh 17.7   K shape score (k_sc_sh) (stat.fit.param)
Ksc.wsh 23.3   K wsh score (LCSB: PSNR - peak raw SNR) (k_sc_wsh) (stat.fit.param)
Ksc.r23 20.6   K r23 score (LCSB: TSNR - integrated SNR for r=15) (k_sc_r23) (stat.fit.param)
Ksc.1mm 7.1   K 1st moment score (LCSB: super blk 2,4,8 SNR) (k_sc_1mm) (stat.fit.param)
Ksc.2mm 7.4   K 2nd moment score (LCSB: SNRMAX - super SNR max.) (k_sc_2mm) (stat.fit.param)
Ksc.vint 15.2   K vint score (k_sc_vint) (stat.fit.param)
Ksc.r1 18.4   K r1 score (k_sc_r1) (stat.fit.param)
Jchi.ellf 9.8 % J chi-fraction for elliptical fit to 3σ isophote (j_chif_ellf) (stat.fit.chi2)
Kchi.ellf 12.5 % K chi-fraction for elliptical fit to 3σ isophote (k_chif_ellf) (stat.fit.chi2)
ellfFlg1   [0,1] ellipse fitting contamination flag (0=no contamination) (ellfit_flg) (meta.code)
Schi.ellf 9.4 % super-coadd chi-fraction for elliptical fit to 3σ isophote (sup_chif_ellf) (stat.fit.chi2)
xid1   [0,1] Type/galaxy source (id_flg) (Note 7)   (meta.code)
idGalNGC_6968  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)
prox457.8 arcsec Distance to nearest neighbor in PSC (prox) (pos.angDistance)
pxpa322 deg pos.angle of vector to prox (pxpa) (pos.posAng)
pxKey 291970  ext_key value of nearest XSC source (pxcntr) (meta.id)
edge.ns 9037 arcsec Distance to nearest N/S edge (dist_edge_ns) (meta.code)
edge.ew190 arcsec Distance to nearest E/W edge (dist_edge_ew) (meta.code)
edgeFlgne   [nswe ] nearest edge (dist_edge_flg) (meta.code)
ptsKey 134504319   Key to source data DB record (pts_key) (meta.id)
mpKey    Key to minor planet prediction (mp_key) (meta.id)
nightKey 149   key to night data record (night_key) (meta.id)
scanKey 7793   key to scan data record (scan_key) (meta.id)
coaddKey 179230   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)
date1998-10-21 "Y:M:D" UT day of observation (date) (Note 10)   (time.epoch;obs)
scan 28   scan number (unique within date) (scan) (meta.id)
coadd162   3-digit coadd number (unique within scan) (coadd) (meta.id)
ID 7502   source ID number (unique within scan+coadd) (id) (meta.id)
Xcoadd 194.0 arcsec x (cross-scan) position (x_coadd) (pos.cartesian.x;instr.det)
Ycoadd 513.0 arcsec y (in-scan) position (y_coadd) (pos.cartesian.y;instr.det)
Jbg 109.3   J coadd median background (j_back) (instr.background)
Hbg 475.4   H coadd median background (h_back) (instr.background)
Kbg 582.3   K coadd median background (k_back) (instr.background)
Jres.ann 0.139   J residual annulus background median (j_resid_ann) (stat.fit.residual)
Hres.ann 0.088   H residual annulus background median (h_resid_ann) (stat.fit.residual)
Kres.ann 0.087   K residual annulus background median (k_resid_ann) (stat.fit.residual)
JbgPer 152 arcsec J banding FT period (j_bndg_per) (stat.fit.param)
JbgAmp 0.066   J banding maximum FT amplitude (j_bndg_amp) (stat.fit.param)
HbgPer 146 arcsec H banding FT period (h_bndg_per) (stat.fit.param)
HbgAmp 0.043   H banding maximum FT amplitude (h_bndg_amp) (stat.fit.param)
KbgPer 154 arcsec K banding FT period (k_bndg_per) (stat.fit.param)
KbgAmp 0.037   K banding maximum FT amplitude (k_bndg_amp) (stat.fit.param)
Jtrack 0.0   J band seetracking score (j_seetrack) (stat.fit.param)
Htrack-0.4   H band seetracking score (h_seetrack) (stat.fit.param)
Ktrack-0.6   K band seetracking score (k_seetrack) (stat.fit.param)
extKey 292009  (i) entry counter (key) number (ext_key) (meta.id)

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