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=1369003
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ColumnValue  Explain   (UCD)
_RAJ200016 50 05.02800 "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+42 44 23.4420 "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)
_RAB195016 48 30.13583 "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+42 49 27.5752 "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)
_Glon067.38323466 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+39.76381543 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)
1369003recno 1369003  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

JDobs 2450970.8318 d Julian date of the observation (Note 1)   (time.epoch)
2MASX16500502+4244234  (i) Source name (HHMMSSss+DDMMSSs, J2000) (meta.id;meta.main)

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

RAJ2000252.520950 deg (i) Right ascension (J2000), based on peak pixel (pos.eq.ra;meta.main)
DEJ2000+42.739845 deg (i) Declination (J2000), based on peak pixel (pos.eq.dec;meta.main)
supRAdeg252.520966 deg Super-coadd centroid RA (J2000) (sup_ra) (pos.eq.ra)
supDEdeg 42.739819 deg Super-coadd centroid Dec (J2000) (sup_dec) (pos.eq.dec)
dens 2.89 [---] Coadd log(density) of stars with k<14mag (phys.density)
r.K20e 41.6 arcsec Semi-major axis of fiducial ellipse at isophote K=20mag/arcsec2 (r_k20fe) (phys.angSize;src)
J.K20e11.103 mag J magnitude in K20e ellipse (j_m_k20fe) (phot.mag;em.IR.J)
e_J.K20e 0.020 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.K20e10.474 mag H magnitude in K20e ellipse (h_m_k20fe) (phot.mag;em.IR.H)
e_H.K20e 0.031 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.K20e10.216 mag K magnitude in K20e ellipse (k_m_k20fe) (phot.mag;em.IR.K)
e_K.K20e 0.044 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 22.1 arcsec Semi-major axis of 3σ K isophotal ellipse (r_3sig) (phys.angSize.smajAxis;em.IR.K)
Jb/a 0.440   J minor/major axis ratio to 3σ (j_ba) (phys.size.axisRatio)
Jpa-65 deg J pos.angle of 3σ ellipse (j_phi) (pos.posAng)
Hb/a 0.420   H minor/major axis ratio to 3σ (h_ba) (phys.size.axisRatio)
Hpa-70 deg H pos.angle to 3σ ellipse (h_phi) (pos.posAng)
Kb/a 0.380   K minor/major axis ratio to 3σ (k_ba) (phys.size.axisRatio)
Kpa-65 deg K pos.angle to 3σ ellipse (k_phi) (pos.posAng)
rS3sig 34.2 arcsec Semi-major axis of super-coadd 3σ isophotal ellipse (sup_r_3sig) (phys.angSize.smajAxis)
Sb/a 0.460   Minor/major axis ratio to rS3sig (sup_ba) (phys.size.axisRatio)
Spa-65 deg Pos.angle of rS3sig (sup_phi) (pos.posAng)
r.fe 55.5 arcsec K fiducial Kron elliptical aperture semi-major axis (r_fe) (phys.angSize;src)
J.fe10.963 mag J magnitude in r.fe (j_m_fe) (phot.mag;em.IR.J)
e_J.fe 0.026 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.fe10.372 mag H magnitude in r.fe (h_m_fe) (phot.mag;em.IR.H)
e_H.fe 0.040 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.fe10.108 mag K magnitude in r.fe (k_m_fe) (phot.mag;em.IR.K)
e_K.fe 0.057 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 60.52 arcsec Extrapolation/total radius of fit to radial profile (r_ext) (phys.angSize;src)
J.ext10.943 mag J magnitude in r.ext (j_m_ext) (phot.mag;em.IR.J)
e_J.ext 0.022 mag σ(J.ext) (j_msig_ext) (stat.error)
n_J.ext 5.046   χ2(J.ext) (j_pchi) (Note 3)   (meta.note)
H.ext10.351 mag J magnitude in r.ext (h_m_ext) (phot.mag;em.IR.H)
e_H.ext 0.027 mag σ(H.ext) (h_msig_ext) (stat.error)
n_H.ext 2.142   χ2(H.ext) (h_pchi) (Note 3)   (meta.note)
K.ext10.053 mag J magnitude in r.ext (k_m_ext) (phot.mag;em.IR.K)
e_K.ext 0.038 mag σ(K.ext) (k_msig_ext) (stat.error)
n_K.ext 2.864   χ2(K.ext) (k_pchi) (Note 3)   (meta.note)
Jr.eff 21.16 arcsec J half-light radius (j_r_eff) (phys.angSize;src)
Jmu18.51 mag/arcsec2 J mean surface brightness (j_mnsurfb_eff) (phot.mag.sb;em.IR.J;stat.mean)
Hr.eff 19.31 arcsec H half-light radius (h_r_eff) (phys.angSize;src)
Hmu17.72 mag/arcsec2 H mean surface brightness (h_mnsurfb_eff) (phot.mag.sb;em.IR.H;stat.mean)
Kr.eff 19.80 arcsec K half-light radius (k_r_eff) (phys.angSize;src)
Kmu17.47 mag/arcsec2 K mean surface brightness (k_mnsurfb_eff) (phot.mag.sb;em.IR.K;stat.mean)
Jconc 2.83   J concentration index (j_con_indx) (Note 3)   (meta.code)
Hconc 2.90   H concentration index (h_con_indx) (Note 3)   (meta.code)
Kconc 3.10   K concentration index (k_con_indx) (Note 3)   (meta.code)
J.peak 17.37 mag/arcsec2 J peak pixel brightness (j_peak) (phot.mag.sb;em.IR.J)
H.peak 16.66 mag/arcsec2 H peak pixel brightness (h_peak) (phot.mag.sb;em.IR.H)
K.peak 16.29 mag/arcsec2 K peak pixel brightness (k_peak) (phot.mag.sb;em.IR.K)
J.c5 17.86 mag/arcsec2 J central surface brightness (r≤5") (j_5surf) (phot.mag.sb;em.IR.J)
H.c5 17.12 mag/arcsec2 H central surface brightness (r≤5") (h_5surf) (phot.mag.sb;em.IR.H)
K.c5 16.83 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 49.6 arcsec J Kron ellipse semi-major axis (j_r_e) (phys.angSize;src)
J.e10.973 mag J magnitude in Jr.e (j_m_e) (phot.mag;em.IR.J)
e_J.e 0.025 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 51.4 arcsec H Kron ellipse semi-major axis (h_r_e) (phys.angSize;src)
H.e10.368 mag H magnitude in Hr.e (h_m_e) (phot.mag;em.IR.H)
e_H.e 0.038 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 55.5 arcsec K Kron ellipse semi-major axis (k_r_e) (phys.angSize;src)
K.e10.108 mag K magnitude in Kr.e (k_m_e) (phot.mag;em.IR.K)
e_K.e 0.057 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 29.7 arcsec Semi-major axis of elliptical aperture at isophote J=20mag/arcsec2 (j_r_i20e) (phys.angSize;src)
J.i20e11.294 mag J magnitude in Jr.i20e (j_m_i20e) (phot.mag;em.IR.J)
e_J.i20e 0.018 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 35.7 arcsec Semi-major axis of elliptical aperture at isophote H=20mag/arcsec2 (h_r_i20e) (phys.angSize;src)
H.i20e10.531 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.i20e0   Confusion flags of H.i20e (h_flg_i20e) (Note 2)   (meta.code)
Kr.i20e 41.6 arcsec Semi-major axis of elliptical aperture at isophote K=20mag/arcsec2 (k_r_i20e) (phys.angSize;src)
K.i20e10.216 mag K magnitude in Kr.i20e (k_m_i20e) (phot.mag;em.IR.K)
e_K.i20e 0.044 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 0.360   J minor/major axis ratio to 5σ fit (j_5sig_ba) (phys.size.axisRatio)
Jpa5s-65 deg J pos.angle to 5σ fit (j_5sig_phi) (pos.posAng)
Hba5s 0.400   H minor/major axis ratio to 5σ fit (h_5sig_ba) (phys.size.axisRatio)
Hpa5s-70 deg H pos.angle to 5σ fit (h_5sig_phi) (pos.posAng)
Kba5s 0.380   K minor/major axis ratio to 5σ fit (k_5sig_ba) (phys.size.axisRatio)
Kpa5s-70 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 0.858   J bi-symmetric flux ratio (j_bisym_rat) (stat.fit.param)
Jchi.bs 2.431   J bi-symmetric x-correlation (j_bisym_chi) (stat.fit.chi2)
Hrat.bs 0.943   H bi-symmetric flux ratio (h_bisym_rat) (stat.fit.param)
Hchi.bs 1.851   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 1.950   K bi-symmetric x-correlation (k_bisym_chi) (stat.fit.chi2)
Jsh0 0.99   J ridge shape (LCSB: BSNR limit) (j_sh0) (src.morph.param)
e_Jsh0 0.04   σ(Jsh0) (j_sig_sh0) (stat.error)
Hsh0 1.03   H ridge shape (LCSB: BSNR limit) (h_sh0) (src.morph.param)
e_Hsh0 0.04   σ(Jsh0) (h_sig_sh0) (stat.error)
Ksh0 1.06   K ridge shape (LCSB: BSNR limit) (k_sh0) (src.morph.param)
e_Ksh0 0.06   σ(Jsh0) (k_sig_sh0) (stat.error)
Jsc.mx 40.8   J mxdn score (LCSB: BSNR - block/smoothed SNR) (j_sc_mxdn) (stat.fit.param)
Jsc.sh 809.9   J shape score (j_sc_sh) (stat.fit.param)
Jsc.wsh 98.4   J wsh score (LCSB: PSNR - peak raw SNR) (j_sc_wsh) (stat.fit.param)
Jsc.r23 72.2   J r23 score (LCSB: TSNR - integrated SNR for r=15) (j_sc_r23) (stat.fit.param)
Jsc.1mm 18.3   J 1st moment score (LCSB: super blk 2,4,8 SNR) (j_sc_1mm) (stat.fit.param)
Jsc.2mm 23.0   J 2nd moment score (LCSB: SNRMAX - super SNR max.) (j_sc_2mm) (stat.fit.param)
Jsc.vint 60.4   J vint score (j_sc_vint) (stat.fit.param)
Jsc.r1 67.7   J r1 score (j_sc_r1) (stat.fit.param)
Hsc.mx 49.7   H mxdn score (LCSB: BSNR - block/smoothed SNR) (h_sc_mxdn) (stat.fit.param)
Hsc.sh 824.6   H shape score (h_sc_sh) (stat.fit.param)
Hsc.wsh 91.9   H wsh score (LCSB: PSNR - peak raw SNR) (h_sc_wsh) (stat.fit.param)
Hsc.r23 51.8   H r23 score (LCSB: TSNR - integrated SNR for r=15) (h_sc_r23) (stat.fit.param)
Hsc.1mm 14.5   H 1st moment score (LCSB: super blk 2,4,8 SNR) (h_sc_1mm) (stat.fit.param)
Hsc.2mm 17.1   H 2nd moment score (LCSB: SNRMAX - super SNR max.) (h_sc_2mm) (stat.fit.param)
Hsc.vint 56.5   H vint score (h_sc_vint) (stat.fit.param)
Hsc.r1 48.3   H r1 score (h_sc_r1) (stat.fit.param)
Ksc.mx 50.5   K mxdn score (LCSB: BSNR - block/smoothed SNR) (k_sc_mxdn) (stat.fit.param)
Ksc.sh 67.6   K shape score (k_sc_sh) (stat.fit.param)
Ksc.wsh 61.1   K wsh score (LCSB: PSNR - peak raw SNR) (k_sc_wsh) (stat.fit.param)
Ksc.r23 33.0   K r23 score (LCSB: TSNR - integrated SNR for r=15) (k_sc_r23) (stat.fit.param)
Ksc.1mm 8.9   K 1st moment score (LCSB: super blk 2,4,8 SNR) (k_sc_1mm) (stat.fit.param)
Ksc.2mm 10.2   K 2nd moment score (LCSB: SNRMAX - super SNR max.) (k_sc_2mm) (stat.fit.param)
Ksc.vint 31.3   K vint score (k_sc_vint) (stat.fit.param)
Ksc.r1 27.8   K r1 score (k_sc_r1) (stat.fit.param)
Jchi.ellf 13.1 % J chi-fraction for elliptical fit to 3σ isophote (j_chif_ellf) (stat.fit.chi2)
Kchi.ellf 15.8 % 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 11.0 % 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)
prox101.4 arcsec Distance to nearest neighbor in PSC (prox) (pos.angDistance)
pxpa 77 deg pos.angle of vector to prox (pxpa) (pos.posAng)
pxKey 658972  ext_key value of nearest XSC source (pxcntr) (meta.id)
edge.ns 3186 arcsec Distance to nearest N/S edge (dist_edge_ns) (meta.code)
edge.ew139 arcsec Distance to nearest E/W edge (dist_edge_ew) (meta.code)
edgeFlgse   [nswe ] nearest edge (dist_edge_flg) (meta.code)
ptsKey 257293171   Key to source data DB record (pts_key) (meta.id)
mpKey    Key to minor planet prediction (mp_key) (meta.id)
nightKey 318   key to night data record (night_key) (meta.id)
scanKey 16516   key to scan data record (scan_key) (meta.id)
coaddKey 379849   key to coadd data record (coadd_key) (meta.id)
hemisn   [ns] hemisphere of observation: n = North/Mt.Hopkins; s= South/CTIO (hemis) (meta.id;instr.obsty)
date1998-06-06 "Y:M:D" UT day of observation (date) (Note 10)   (time.epoch;obs)
scan 52   scan number (unique within date) (scan) (meta.id)
coadd044   3-digit coadd number (unique within scan) (coadd) (meta.id)
ID 1537   source ID number (unique within scan+coadd) (id) (meta.id)
Xcoadd 143.0 arcsec x (cross-scan) position (x_coadd) (pos.cartesian.x;instr.det)
Ycoadd 285.0 arcsec y (in-scan) position (y_coadd) (pos.cartesian.y;instr.det)
Jbg 142.9   J coadd median background (j_back) (instr.background)
Hbg 523.7   H coadd median background (h_back) (instr.background)
Kbg 513.4   K coadd median background (k_back) (instr.background)
Jres.ann -0.018   J residual annulus background median (j_resid_ann) (stat.fit.residual)
Hres.ann -0.064   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 130 arcsec J banding FT period (j_bndg_per) (stat.fit.param)
JbgAmp 0.022   J banding maximum FT amplitude (j_bndg_amp) (stat.fit.param)
HbgPer 76 arcsec H banding FT period (h_bndg_per) (stat.fit.param)
HbgAmp 0.022   H banding maximum FT amplitude (h_bndg_amp) (stat.fit.param)
KbgPer 60 arcsec K banding FT period (k_bndg_per) (stat.fit.param)
KbgAmp 0.045   K banding maximum FT amplitude (k_bndg_amp) (stat.fit.param)
Jtrack-0.7   J band seetracking score (j_seetrack) (stat.fit.param)
Htrack-0.1   H band seetracking score (h_seetrack) (stat.fit.param)
Ktrack-0.5   K band seetracking score (k_seetrack) (stat.fit.param)
extKey 658971  (i) entry counter (key) number (ext_key) (meta.id)

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