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=498181
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ColumnValue  Explain   (UCD)
_RAJ200003 40 19.16927 "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)
_DEJ2000-18 55 53.4940 "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)
_RAB195003 38 04.22666 "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)
_DEB1950-19 05 31.2297 "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)
_Glon210.16916554 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-50.47801835 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)
498181recno 498181  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

JDobs 2451144.6234 d Julian date of the observation (Note 1)   (time.epoch)
2MASX03401916-1855534  (i) Source name (HHMMSSss+DDMMSSs, J2000) (meta.id;meta.main)

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

RAJ2000055.079872 deg (i) Right ascension (J2000), based on peak pixel (pos.eq.ra;meta.main)
DEJ2000-18.931526 deg (i) Declination (J2000), based on peak pixel (pos.eq.dec;meta.main)
supRAdeg 55.079895 deg Super-coadd centroid RA (J2000) (sup_ra) (pos.eq.ra)
supDEdeg-18.931490 deg Super-coadd centroid Dec (J2000) (sup_dec) (pos.eq.dec)
dens 2.48 [---] Coadd log(density) of stars with k<14mag (phys.density)
r.K20e 31.0 arcsec Semi-major axis of fiducial ellipse at isophote K=20mag/arcsec2 (r_k20fe) (phys.angSize;src)
J.K20e11.349 mag J magnitude in K20e ellipse (j_m_k20fe) (phot.mag;em.IR.J)
e_J.K20e 0.024 mag σ(J.K20e) (j_msig_k20fe) (stat.error)
f_J.K20e6   Confusion flags of J.K20e (j_flg_k20fe) (Note 2)   (meta.code)
H.K20e10.671 mag H magnitude in K20e ellipse (h_m_k20fe) (phot.mag;em.IR.H)
e_H.K20e 0.032 mag σ(H.K20e) (h_msig_k20fe) (stat.error)
f_H.K20e6   Confusion flags of H.K20e (h_flg_k20fe) (Note 2)   (meta.code)
K.K20e10.427 mag K magnitude in K20e ellipse (k_m_k20fe) (phot.mag;em.IR.K)
e_K.K20e 0.052 mag σ(K.K20e) (k_msig_k20fe) (stat.error)
f_K.K20e6   Confusion flags of K.K20e (k_flg_k20fe) (Note 2)   (meta.code)
r3sig 17.3 arcsec Semi-major axis of 3σ K isophotal ellipse (r_3sig) (phys.angSize.smajAxis;em.IR.K)
Jb/a 0.480   J minor/major axis ratio to 3σ (j_ba) (phys.size.axisRatio)
Jpa-50 deg J pos.angle of 3σ ellipse (j_phi) (pos.posAng)
Hb/a 0.500   H minor/major axis ratio to 3σ (h_ba) (phys.size.axisRatio)
Hpa-45 deg H pos.angle to 3σ ellipse (h_phi) (pos.posAng)
Kb/a 0.500   K minor/major axis ratio to 3σ (k_ba) (phys.size.axisRatio)
Kpa-50 deg K pos.angle to 3σ ellipse (k_phi) (pos.posAng)
rS3sig 23.8 arcsec Semi-major axis of super-coadd 3σ isophotal ellipse (sup_r_3sig) (phys.angSize.smajAxis)
Sb/a 0.540   Minor/major axis ratio to rS3sig (sup_ba) (phys.size.axisRatio)
Spa-55 deg Pos.angle of rS3sig (sup_phi) (pos.posAng)
r.fe 37.7 arcsec K fiducial Kron elliptical aperture semi-major axis (r_fe) (phys.angSize;src)
J.fe11.299 mag J magnitude in r.fe (j_m_fe) (phot.mag;em.IR.J)
e_J.fe 0.028 mag σ(J.fe) (j_msig_fe) (stat.error)
f_J.fe6   Confusion flags of J.fe (j_flg_fe) (Note 2)   (meta.code)
H.fe10.611 mag H magnitude in r.fe (h_m_fe) (phot.mag;em.IR.H)
e_H.fe 0.036 mag σ(H.fe) (h_msig_fe) (stat.error)
f_H.fe6   Confusion flags of H.fe (h_flg_fe) (Note 2)   (meta.code)
K.fe10.369 mag K magnitude in r.fe (k_m_fe) (phot.mag;em.IR.K)
e_K.fe 0.059 mag σ(K.fe) (k_msig_fe) (stat.error)
f_K.fe6   Confusion flags of K.fe (k_flg_fe) (Note 2)   (meta.code)
r.ext 47.00 arcsec Extrapolation/total radius of fit to radial profile (r_ext) (phys.angSize;src)
J.ext11.249 mag J magnitude in r.ext (j_m_ext) (phot.mag;em.IR.J)
e_J.ext 0.024 mag σ(J.ext) (j_msig_ext) (stat.error)
n_J.ext 0.679   χ2(J.ext) (j_pchi) (Note 3)   (meta.note)
H.ext10.557 mag J magnitude in r.ext (h_m_ext) (phot.mag;em.IR.H)
e_H.ext 0.029 mag σ(H.ext) (h_msig_ext) (stat.error)
n_H.ext 2.143   χ2(H.ext) (h_pchi) (Note 3)   (meta.note)
K.ext10.318 mag J magnitude in r.ext (k_m_ext) (phot.mag;em.IR.K)
e_K.ext 0.045 mag σ(K.ext) (k_msig_ext) (stat.error)
n_K.ext 2.083   χ2(K.ext) (k_pchi) (Note 3)   (meta.note)
Jr.eff 12.09 arcsec J half-light radius (j_r_eff) (phys.angSize;src)
Jmu17.91 mag/arcsec2 J mean surface brightness (j_mnsurfb_eff) (phot.mag.sb;em.IR.J;stat.mean)
Hr.eff 12.28 arcsec H half-light radius (h_r_eff) (phys.angSize;src)
Hmu17.25 mag/arcsec2 H mean surface brightness (h_mnsurfb_eff) (phot.mag.sb;em.IR.H;stat.mean)
Kr.eff 12.50 arcsec K half-light radius (k_r_eff) (phys.angSize;src)
Kmu17.06 mag/arcsec2 K mean surface brightness (k_mnsurfb_eff) (phot.mag.sb;em.IR.K;stat.mean)
Jconc 3.42   J concentration index (j_con_indx) (Note 3)   (meta.code)
Hconc 3.49   H concentration index (h_con_indx) (Note 3)   (meta.code)
Kconc 3.44   K concentration index (k_con_indx) (Note 3)   (meta.code)
J.peak 16.35 mag/arcsec2 J peak pixel brightness (j_peak) (phot.mag.sb;em.IR.J)
H.peak 15.66 mag/arcsec2 H peak pixel brightness (h_peak) (phot.mag.sb;em.IR.H)
K.peak 15.43 mag/arcsec2 K peak pixel brightness (k_peak) (phot.mag.sb;em.IR.K)
J.c5 17.40 mag/arcsec2 J central surface brightness (r≤5") (j_5surf) (phot.mag.sb;em.IR.J)
H.c5 16.70 mag/arcsec2 H central surface brightness (r≤5") (h_5surf) (phot.mag.sb;em.IR.H)
K.c5 16.48 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.K20c6   Confusion flags of H.K20c (h_flg_k20fc) (Note 2)   (meta.code)
Jr.e 31.7 arcsec J Kron ellipse semi-major axis (j_r_e) (phys.angSize;src)
J.e11.350 mag J magnitude in Jr.e (j_m_e) (phot.mag;em.IR.J)
e_J.e 0.024 mag σ(J.e) (j_msig_e) (stat.error)
f_J.e6   Confusion flags of J.e (j_flg_e) (Note 2)   (meta.code)
Hr.e 35.0 arcsec H Kron ellipse semi-major axis (h_r_e) (phys.angSize;src)
H.e10.635 mag H magnitude in Hr.e (h_m_e) (phot.mag;em.IR.H)
e_H.e 0.034 mag σ(H.e) (h_msig_e) (stat.error)
f_H.e6   Confusion flags of J.e (h_flg_e) (Note 2)   (meta.code)
Kr.e 37.7 arcsec K Kron ellipse semi-major axis (k_r_e) (phys.angSize;src)
K.e10.369 mag K magnitude in Kr.e (k_m_e) (phot.mag;em.IR.K)
e_K.e 0.059 mag σ(K.e) (k_msig_e) (stat.error)
f_K.e6   Confusion flags of K.e (k_flg_e) (Note 2)   (meta.code)
Jr.i20e 22.1 arcsec Semi-major axis of elliptical aperture at isophote J=20mag/arcsec2 (j_r_i20e) (phys.angSize;src)
J.i20e11.525 mag J magnitude in Jr.i20e (j_m_i20e) (phot.mag;em.IR.J)
e_J.i20e 0.019 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 28.0 arcsec Semi-major axis of elliptical aperture at isophote H=20mag/arcsec2 (h_r_i20e) (phys.angSize;src)
H.i20e10.711 mag H magnitude in Hr.i20e (h_m_i20e) (phot.mag;em.IR.H)
e_H.i20e 0.029 mag σ(H.i20e) (h_msig_i20e) (stat.error)
f_H.i20e6   Confusion flags of H.i20e (h_flg_i20e) (Note 2)   (meta.code)
Kr.i20e 31.0 arcsec Semi-major axis of elliptical aperture at isophote K=20mag/arcsec2 (k_r_i20e) (phys.angSize;src)
K.i20e10.427 mag K magnitude in Kr.i20e (k_m_i20e) (phot.mag;em.IR.K)
e_K.i20e 0.052 mag σ(K.i20e) (k_msig_i20e) (stat.error)
f_K.i20e6   Confusion flags of K.i20e (k_flg_i20e) (Note 2)   (meta.code)
Jba5s 0.480   J minor/major axis ratio to 5σ fit (j_5sig_ba) (phys.size.axisRatio)
Jpa5s-50 deg J pos.angle to 5σ fit (j_5sig_phi) (pos.posAng)
Hba5s 0.520   H minor/major axis ratio to 5σ fit (h_5sig_ba) (phys.size.axisRatio)
Hpa5s-50 deg H pos.angle to 5σ fit (h_5sig_phi) (pos.posAng)
Kba5s 0.480   K minor/major axis ratio to 5σ fit (k_5sig_ba) (phys.size.axisRatio)
Kpa5s-55 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 0.998   J bi-symmetric flux ratio (j_bisym_rat) (stat.fit.param)
Jchi.bs 1.951   J bi-symmetric x-correlation (j_bisym_chi) (stat.fit.chi2)
Hrat.bs 0.998   H bi-symmetric flux ratio (h_bisym_rat) (stat.fit.param)
Hchi.bs 2.093   H bi-symmetric x-correlation (h_bisym_chi) (stat.fit.chi2)
Krat.bs 0.999   K bi-symmetric flux ratio (k_bisym_rat) (stat.fit.param)
Kchi.bs 1.419   K bi-symmetric x-correlation (k_bisym_chi) (stat.fit.chi2)
Jsh0 0.92   J ridge shape (LCSB: BSNR limit) (j_sh0) (src.morph.param)
e_Jsh0 0.03   σ(Jsh0) (j_sig_sh0) (stat.error)
Hsh0 0.91   H ridge shape (LCSB: BSNR limit) (h_sh0) (src.morph.param)
e_Hsh0 0.03   σ(Jsh0) (h_sig_sh0) (stat.error)
Ksh0 0.94   K ridge shape (LCSB: BSNR limit) (k_sh0) (src.morph.param)
e_Ksh0 0.06   σ(Jsh0) (k_sig_sh0) (stat.error)
Jsc.mx 32.6   J mxdn score (LCSB: BSNR - block/smoothed SNR) (j_sc_mxdn) (stat.fit.param)
Jsc.sh 58.1   J shape score (j_sc_sh) (stat.fit.param)
Jsc.wsh 63.9   J wsh score (LCSB: PSNR - peak raw SNR) (j_sc_wsh) (stat.fit.param)
Jsc.r23 36.5   J r23 score (LCSB: TSNR - integrated SNR for r=15) (j_sc_r23) (stat.fit.param)
Jsc.1mm 17.2   J 1st moment score (LCSB: super blk 2,4,8 SNR) (j_sc_1mm) (stat.fit.param)
Jsc.2mm 20.7   J 2nd moment score (LCSB: SNRMAX - super SNR max.) (j_sc_2mm) (stat.fit.param)
Jsc.vint 46.5   J vint score (j_sc_vint) (stat.fit.param)
Jsc.r1 34.4   J r1 score (j_sc_r1) (stat.fit.param)
Hsc.mx 45.1   H mxdn score (LCSB: BSNR - block/smoothed SNR) (h_sc_mxdn) (stat.fit.param)
Hsc.sh 56.1   H shape score (h_sc_sh) (stat.fit.param)
Hsc.wsh 61.1   H wsh score (LCSB: PSNR - peak raw SNR) (h_sc_wsh) (stat.fit.param)
Hsc.r23 36.2   H r23 score (LCSB: TSNR - integrated SNR for r=15) (h_sc_r23) (stat.fit.param)
Hsc.1mm 14.2   H 1st moment score (LCSB: super blk 2,4,8 SNR) (h_sc_1mm) (stat.fit.param)
Hsc.2mm 16.6   H 2nd moment score (LCSB: SNRMAX - super SNR max.) (h_sc_2mm) (stat.fit.param)
Hsc.vint 44.7   H vint score (h_sc_vint) (stat.fit.param)
Hsc.r1 35.5   H r1 score (h_sc_r1) (stat.fit.param)
Ksc.mx 14.2   K mxdn score (LCSB: BSNR - block/smoothed SNR) (k_sc_mxdn) (stat.fit.param)
Ksc.sh 29.9   K shape score (k_sc_sh) (stat.fit.param)
Ksc.wsh 34.4   K wsh score (LCSB: PSNR - peak raw SNR) (k_sc_wsh) (stat.fit.param)
Ksc.r23 29.4   K r23 score (LCSB: TSNR - integrated SNR for r=15) (k_sc_r23) (stat.fit.param)
Ksc.1mm 6.8   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 25.3   K vint score (k_sc_vint) (stat.fit.param)
Ksc.r1 27.5   K r1 score (k_sc_r1) (stat.fit.param)
Jchi.ellf 8.6 % J chi-fraction for elliptical fit to 3σ isophote (j_chif_ellf) (stat.fit.chi2)
Kchi.ellf 12.7 % 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 11.4 % 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)
idGalESO_548-_G_068  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)
prox300.4 arcsec Distance to nearest neighbor in PSC (prox) (pos.angDistance)
pxpa 16 deg pos.angle of vector to prox (pxpa) (pos.posAng)
pxKey 399243  ext_key value of nearest XSC source (pxcntr) (meta.id)
edge.ns 3892 arcsec Distance to nearest N/S edge (dist_edge_ns) (meta.code)
edge.ew159 arcsec Distance to nearest E/W edge (dist_edge_ew) (meta.code)
edgeFlgne   [nswe ] nearest edge (dist_edge_flg) (meta.code)
ptsKey 168093317   Key to source data DB record (pts_key) (meta.id)
mpKey    Key to minor planet prediction (mp_key) (meta.id)
nightKey 194   key to night data record (night_key) (meta.id)
scanKey 10137   key to scan data record (scan_key) (meta.id)
coaddKey 233133   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)
date1998-11-27 "Y:M:D" UT day of observation (date) (Note 10)   (time.epoch;obs)
scan 38   scan number (unique within date) (scan) (meta.id)
coadd056   3-digit coadd number (unique within scan) (coadd) (meta.id)
ID 7880   source ID number (unique within scan+coadd) (id) (meta.id)
Xcoadd 163.0 arcsec x (cross-scan) position (x_coadd) (pos.cartesian.x;instr.det)
Ycoadd1006.0 arcsec y (in-scan) position (y_coadd) (pos.cartesian.y;instr.det)
Jbg 92.0   J coadd median background (j_back) (instr.background)
Hbg 325.1   H coadd median background (h_back) (instr.background)
Kbg 538.6   K coadd median background (k_back) (instr.background)
Jres.ann 0.029   J residual annulus background median (j_resid_ann) (stat.fit.residual)
Hres.ann 0.035   H residual annulus background median (h_resid_ann) (stat.fit.residual)
Kres.ann -0.004   K residual annulus background median (k_resid_ann) (stat.fit.residual)
JbgPer 92 arcsec J banding FT period (j_bndg_per) (stat.fit.param)
JbgAmp 0.062   J banding maximum FT amplitude (j_bndg_amp) (stat.fit.param)
HbgPer 74 arcsec H banding FT period (h_bndg_per) (stat.fit.param)
HbgAmp 0.028   H banding maximum FT amplitude (h_bndg_amp) (stat.fit.param)
KbgPer 30 arcsec K banding FT period (k_bndg_per) (stat.fit.param)
KbgAmp 0.018   K banding maximum FT amplitude (k_bndg_amp) (stat.fit.param)
Jtrack-0.4   J band seetracking score (j_seetrack) (stat.fit.param)
Htrack-0.5   H band seetracking score (h_seetrack) (stat.fit.param)
Ktrack-0.8   K band seetracking score (k_seetrack) (stat.fit.param)
extKey 399244  (i) entry counter (key) number (ext_key) (meta.id)

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