VizieR

CfA VizieR . ADAC VizieR . CADC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . Beijing (Ch) VizieR .

VizieR

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VII/233/xsc The 2MASS Extended sources (IPAC/UMass, 2003-2006)
*The 2MASS Extended Catalog (2MASX) (1647599 rows)
  recno=175412
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ColumnValue  Explain   (UCD)
_RAJ200020 20 49.64353 "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)
_DEJ2000-48 14 20.6560 "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 17 14.20580 "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)
_DEB1950-48 23 52.0476 "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)
_Glon351.25478695 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-34.43767127 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)
175412recno 175412  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

JDobs 2451465.5415 d Julian date of the observation (Note 1)   (time.epoch)
2MASX20204964-4814206  (i) Source name (HHMMSSss+DDMMSSs, J2000) (meta.id;meta.main)

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

RAJ2000305.206848 deg (i) Right ascension (J2000), based on peak pixel (pos.eq.ra;meta.main)
DEJ2000-48.239071 deg (i) Declination (J2000), based on peak pixel (pos.eq.dec;meta.main)
supRAdeg305.206818 deg Super-coadd centroid RA (J2000) (sup_ra) (pos.eq.ra)
supDEdeg-48.239082 deg Super-coadd centroid Dec (J2000) (sup_dec) (pos.eq.dec)
dens 3.04 [---] Coadd log(density) of stars with k<14mag (phys.density)
r.K20e 69.1 arcsec Semi-major axis of fiducial ellipse at isophote K=20mag/arcsec2 (r_k20fe) (phys.angSize;src)
J.K20e 9.087 mag J magnitude in K20e ellipse (j_m_k20fe) (phot.mag;em.IR.J)
e_J.K20e 0.013 mag σ(J.K20e) (j_msig_k20fe) (stat.error)
f_J.K20e3   Confusion flags of J.K20e (j_flg_k20fe) (Note 2)   (meta.code)
H.K20e 8.338 mag H magnitude in K20e ellipse (h_m_k20fe) (phot.mag;em.IR.H)
e_H.K20e 0.016 mag σ(H.K20e) (h_msig_k20fe) (stat.error)
f_H.K20e3   Confusion flags of H.K20e (h_flg_k20fe) (Note 2)   (meta.code)
K.K20e 8.057 mag K magnitude in K20e ellipse (k_m_k20fe) (phot.mag;em.IR.K)
e_K.K20e 0.019 mag σ(K.K20e) (k_msig_k20fe) (stat.error)
f_K.K20e3   Confusion flags of K.K20e (k_flg_k20fe) (Note 2)   (meta.code)
r3sig 32.5 arcsec Semi-major axis of 3σ K isophotal ellipse (r_3sig) (phys.angSize.smajAxis;em.IR.K)
Jb/a 0.580   J minor/major axis ratio to 3σ (j_ba) (phys.size.axisRatio)
Jpa 10 deg J pos.angle of 3σ ellipse (j_phi) (pos.posAng)
Hb/a 0.580   H minor/major axis ratio to 3σ (h_ba) (phys.size.axisRatio)
Hpa 10 deg H pos.angle to 3σ ellipse (h_phi) (pos.posAng)
Kb/a 0.620   K minor/major axis ratio to 3σ (k_ba) (phys.size.axisRatio)
Kpa 5 deg K pos.angle to 3σ ellipse (k_phi) (pos.posAng)
rS3sig 55.3 arcsec Semi-major axis of super-coadd 3σ isophotal ellipse (sup_r_3sig) (phys.angSize.smajAxis)
Sb/a 0.600   Minor/major axis ratio to rS3sig (sup_ba) (phys.size.axisRatio)
Spa 15 deg Pos.angle of rS3sig (sup_phi) (pos.posAng)
r.fe 62.9 arcsec K fiducial Kron elliptical aperture semi-major axis (r_fe) (phys.angSize;src)
J.fe 9.125 mag J magnitude in r.fe (j_m_fe) (phot.mag;em.IR.J)
e_J.fe 0.012 mag σ(J.fe) (j_msig_fe) (stat.error)
f_J.fe3   Confusion flags of J.fe (j_flg_fe) (Note 2)   (meta.code)
H.fe 8.375 mag H magnitude in r.fe (h_m_fe) (phot.mag;em.IR.H)
e_H.fe 0.015 mag σ(H.fe) (h_msig_fe) (stat.error)
f_H.fe3   Confusion flags of H.fe (h_flg_fe) (Note 2)   (meta.code)
K.fe 8.090 mag K magnitude in r.fe (k_m_fe) (phot.mag;em.IR.K)
e_K.fe 0.017 mag σ(K.fe) (k_msig_fe) (stat.error)
f_K.fe3   Confusion flags of K.fe (k_flg_fe) (Note 2)   (meta.code)
r.ext 96.34 arcsec Extrapolation/total radius of fit to radial profile (r_ext) (phys.angSize;src)
J.ext 8.953 mag J magnitude in r.ext (j_m_ext) (phot.mag;em.IR.J)
e_J.ext 0.013 mag σ(J.ext) (j_msig_ext) (stat.error)
n_J.ext 9.900   χ2(J.ext) (j_pchi) (Note 3)   (meta.note)
H.ext 8.255 mag J magnitude in r.ext (h_m_ext) (phot.mag;em.IR.H)
e_H.ext 0.016 mag σ(H.ext) (h_msig_ext) (stat.error)
n_H.ext 9.900   χ2(H.ext) (h_pchi) (Note 3)   (meta.note)
K.ext 7.950 mag J magnitude in r.ext (k_m_ext) (phot.mag;em.IR.K)
e_K.ext 0.019 mag σ(K.ext) (k_msig_ext) (stat.error)
n_K.ext 9.900   χ2(K.ext) (k_pchi) (Note 3)   (meta.note)
Jr.eff 20.03 arcsec J half-light radius (j_r_eff) (phys.angSize;src)
Jmu16.93 mag/arcsec2 J mean surface brightness (j_mnsurfb_eff) (phot.mag.sb;em.IR.J;stat.mean)
Hr.eff 16.97 arcsec H half-light radius (h_r_eff) (phys.angSize;src)
Hmu15.87 mag/arcsec2 H mean surface brightness (h_mnsurfb_eff) (phot.mag.sb;em.IR.H;stat.mean)
Kr.eff 16.76 arcsec K half-light radius (k_r_eff) (phys.angSize;src)
Kmu15.53 mag/arcsec2 K mean surface brightness (k_mnsurfb_eff) (phot.mag.sb;em.IR.K;stat.mean)
Jconc 6.75   J concentration index (j_con_indx) (Note 3)   (meta.code)
Hconc 6.61   H concentration index (h_con_indx) (Note 3)   (meta.code)
Kconc 6.91   K concentration index (k_con_indx) (Note 3)   (meta.code)
J.peak 14.32 mag/arcsec2 J peak pixel brightness (j_peak) (phot.mag.sb;em.IR.J)
H.peak 13.50 mag/arcsec2 H peak pixel brightness (h_peak) (phot.mag.sb;em.IR.H)
K.peak 13.15 mag/arcsec2 K peak pixel brightness (k_peak) (phot.mag.sb;em.IR.K)
J.c5 15.42 mag/arcsec2 J central surface brightness (r≤5") (j_5surf) (phot.mag.sb;em.IR.J)
H.c5 14.62 mag/arcsec2 H central surface brightness (r≤5") (h_5surf) (phot.mag.sb;em.IR.H)
K.c5 14.29 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.K20c3   Confusion flags of H.K20c (h_flg_k20fc) (Note 2)   (meta.code)
Jr.e 58.9 arcsec J Kron ellipse semi-major axis (j_r_e) (phys.angSize;src)
J.e 9.172 mag J magnitude in Jr.e (j_m_e) (phot.mag;em.IR.J)
e_J.e 0.011 mag σ(J.e) (j_msig_e) (stat.error)
f_J.e3   Confusion flags of J.e (j_flg_e) (Note 2)   (meta.code)
Hr.e 65.5 arcsec H Kron ellipse semi-major axis (h_r_e) (phys.angSize;src)
H.e 8.371 mag H magnitude in Hr.e (h_m_e) (phot.mag;em.IR.H)
e_H.e 0.015 mag σ(H.e) (h_msig_e) (stat.error)
f_H.e3   Confusion flags of J.e (h_flg_e) (Note 2)   (meta.code)
Kr.e 62.9 arcsec K Kron ellipse semi-major axis (k_r_e) (phys.angSize;src)
K.e 8.090 mag K magnitude in Kr.e (k_m_e) (phot.mag;em.IR.K)
e_K.e 0.017 mag σ(K.e) (k_msig_e) (stat.error)
f_K.e3   Confusion flags of K.e (k_flg_e) (Note 2)   (meta.code)
Jr.i20e 50.6 arcsec Semi-major axis of elliptical aperture at isophote J=20mag/arcsec2 (j_r_i20e) (phys.angSize;src)
J.i20e 9.250 mag J magnitude in Jr.i20e (j_m_i20e) (phot.mag;em.IR.J)
e_J.i20e 0.010 mag σ(J.i20e) (j_msig_i20e) (stat.error)
f_J.i20e3   Confusion flags of J.i20e (j_flg_i20e) (Note 2)   (meta.code)
Hr.i20e 67.8 arcsec Semi-major axis of elliptical aperture at isophote H=20mag/arcsec2 (h_r_i20e) (phys.angSize;src)
H.i20e 8.357 mag H magnitude in Hr.i20e (h_m_i20e) (phot.mag;em.IR.H)
e_H.i20e 0.015 mag σ(H.i20e) (h_msig_i20e) (stat.error)
f_H.i20e3   Confusion flags of H.i20e (h_flg_i20e) (Note 2)   (meta.code)
Kr.i20e 69.1 arcsec Semi-major axis of elliptical aperture at isophote K=20mag/arcsec2 (k_r_i20e) (phys.angSize;src)
K.i20e 8.057 mag K magnitude in Kr.i20e (k_m_i20e) (phot.mag;em.IR.K)
e_K.i20e 0.019 mag σ(K.i20e) (k_msig_i20e) (stat.error)
f_K.i20e3   Confusion flags of K.i20e (k_flg_i20e) (Note 2)   (meta.code)
Jba5s 0.620   J minor/major axis ratio to 5σ fit (j_5sig_ba) (phys.size.axisRatio)
Jpa5s 10 deg J pos.angle to 5σ fit (j_5sig_phi) (pos.posAng)
Hba5s 0.620   H minor/major axis ratio to 5σ fit (h_5sig_ba) (phys.size.axisRatio)
Hpa5s 5 deg H pos.angle to 5σ fit (h_5sig_phi) (pos.posAng)
Kba5s 0.640   K minor/major axis ratio to 5σ fit (k_5sig_ba) (phys.size.axisRatio)
Kpa5s -5 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 0.954   J bi-symmetric flux ratio (j_bisym_rat) (stat.fit.param)
Jchi.bs 3.490   J bi-symmetric x-correlation (j_bisym_chi) (stat.fit.chi2)
Hrat.bs 0.995   H bi-symmetric flux ratio (h_bisym_rat) (stat.fit.param)
Hchi.bs 2.062   H bi-symmetric x-correlation (h_bisym_chi) (stat.fit.chi2)
Krat.bs 0.966   K bi-symmetric flux ratio (k_bisym_rat) (stat.fit.param)
Kchi.bs 2.542   K bi-symmetric x-correlation (k_bisym_chi) (stat.fit.chi2)
Jsh0 0.96   J ridge shape (LCSB: BSNR limit) (j_sh0) (src.morph.param)
e_Jsh0 0.04   σ(Jsh0) (j_sig_sh0) (stat.error)
Hsh0 0.96   H ridge shape (LCSB: BSNR limit) (h_sh0) (src.morph.param)
e_Hsh0 0.05   σ(Jsh0) (h_sig_sh0) (stat.error)
Ksh0 0.97   K ridge shape (LCSB: BSNR limit) (k_sh0) (src.morph.param)
e_Ksh0 0.06   σ(Jsh0) (k_sig_sh0) (stat.error)
Jsc.mx 18.8   J mxdn score (LCSB: BSNR - block/smoothed SNR) (j_sc_mxdn) (stat.fit.param)
Jsc.sh 35.8   J shape score (j_sc_sh) (stat.fit.param)
Jsc.wsh 41.6   J wsh score (LCSB: PSNR - peak raw SNR) (j_sc_wsh) (stat.fit.param)
Jsc.r23 26.8   J r23 score (LCSB: TSNR - integrated SNR for r=15) (j_sc_r23) (stat.fit.param)
Jsc.1mm 11.5   J 1st moment score (LCSB: super blk 2,4,8 SNR) (j_sc_1mm) (stat.fit.param)
Jsc.2mm 13.5   J 2nd moment score (LCSB: SNRMAX - super SNR max.) (j_sc_2mm) (stat.fit.param)
Jsc.vint 33.6   J vint score (j_sc_vint) (stat.fit.param)
Jsc.r1 25.8   J r1 score (j_sc_r1) (stat.fit.param)
Hsc.mx 29.4   H mxdn score (LCSB: BSNR - block/smoothed SNR) (h_sc_mxdn) (stat.fit.param)
Hsc.sh 33.1   H shape score (h_sc_sh) (stat.fit.param)
Hsc.wsh 38.5   H wsh score (LCSB: PSNR - peak raw SNR) (h_sc_wsh) (stat.fit.param)
Hsc.r23 29.5   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 10.3   H 2nd moment score (LCSB: SNRMAX - super SNR max.) (h_sc_2mm) (stat.fit.param)
Hsc.vint 29.3   H vint score (h_sc_vint) (stat.fit.param)
Hsc.r1 28.9   H r1 score (h_sc_r1) (stat.fit.param)
Ksc.mx 21.9   K mxdn score (LCSB: BSNR - block/smoothed SNR) (k_sc_mxdn) (stat.fit.param)
Ksc.sh 25.9   K shape score (k_sc_sh) (stat.fit.param)
Ksc.wsh 30.1   K wsh score (LCSB: PSNR - peak raw SNR) (k_sc_wsh) (stat.fit.param)
Ksc.r23 26.8   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 21.4   K vint score (k_sc_vint) (stat.fit.param)
Ksc.r1 26.4   K r1 score (k_sc_r1) (stat.fit.param)
Jchi.ellf 11.3 % J chi-fraction for elliptical fit to 3σ isophote (j_chif_ellf) (stat.fit.chi2)
Kchi.ellf 11.9 % 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 9.7 % 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_6893  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)
prox101.2 arcsec Distance to nearest neighbor in PSC (prox) (pos.angDistance)
pxpa105 deg pos.angle of vector to prox (pxpa) (pos.posAng)
pxKey 1316074  ext_key value of nearest XSC source (pxcntr) (meta.id)
edge.ns 1397 arcsec Distance to nearest N/S edge (dist_edge_ns) (meta.code)
edge.ew104 arcsec Distance to nearest E/W edge (dist_edge_ew) (meta.code)
edgeFlgne   [nswe ] nearest edge (dist_edge_flg) (meta.code)
ptsKey 621980182   Key to source data DB record (pts_key) (meta.id)
mpKey    Key to minor planet prediction (mp_key) (meta.id)
nightKey 673   key to night data record (night_key) (meta.id)
scanKey 34296   key to scan data record (scan_key) (meta.id)
coaddKey 788807   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)
date1999-10-14 "Y:M:D" UT day of observation (date) (Note 10)   (time.epoch;obs)
scan 28   scan number (unique within date) (scan) (meta.id)
coadd257   3-digit coadd number (unique within scan) (coadd) (meta.id)
ID 13198   source ID number (unique within scan+coadd) (id) (meta.id)
Xcoadd 108.0 arcsec x (cross-scan) position (x_coadd) (pos.cartesian.x;instr.det)
Ycoadd 391.0 arcsec y (in-scan) position (y_coadd) (pos.cartesian.y;instr.det)
Jbg 147.7   J coadd median background (j_back) (instr.background)
Hbg 594.4   H coadd median background (h_back) (instr.background)
Kbg 533.2   K coadd median background (k_back) (instr.background)
Jres.ann 0.037   J residual annulus background median (j_resid_ann) (stat.fit.residual)
Hres.ann 0.048   H residual annulus background median (h_resid_ann) (stat.fit.residual)
Kres.ann -0.077   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 0.014   J banding maximum FT amplitude (j_bndg_amp) (stat.fit.param)
HbgPer 80 arcsec H banding FT period (h_bndg_per) (stat.fit.param)
HbgAmp 0.000   H banding maximum FT amplitude (h_bndg_amp) (stat.fit.param)
KbgPer 34 arcsec K banding FT period (k_bndg_per) (stat.fit.param)
KbgAmp 0.025   K banding maximum FT amplitude (k_bndg_amp) (stat.fit.param)
Jtrack-0.3   J band seetracking score (j_seetrack) (stat.fit.param)
Htrack-0.3   H band seetracking score (h_seetrack) (stat.fit.param)
Ktrack-0.4   K band seetracking score (k_seetrack) (stat.fit.param)
extKey 1316067  (i) entry counter (key) number (ext_key) (meta.id)

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