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=502087
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ColumnValue  Explain   (UCD)
_RAJ200020 26 52.07520 "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 37 02.2800 "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 24 00.07691 "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)
_DEB1950-18 46 56.3966 "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)
_Glon025.74119938 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-29.12403746 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)
502087recno 502087  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

JDobs 2450975.8855 d Julian date of the observation (Note 1)   (time.epoch)
2MASX20265207-1837022  (i) Source name (HHMMSSss+DDMMSSs, J2000) (meta.id;meta.main)

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

RAJ2000306.716980 deg (i) Right ascension (J2000), based on peak pixel (pos.eq.ra;meta.main)
DEJ2000-18.617300 deg (i) Declination (J2000), based on peak pixel (pos.eq.dec;meta.main)
supRAdeg306.716980 deg Super-coadd centroid RA (J2000) (sup_ra) (pos.eq.ra)
supDEdeg-18.617285 deg Super-coadd centroid Dec (J2000) (sup_dec) (pos.eq.dec)
dens 3.22 [---] Coadd log(density) of stars with k<14mag (phys.density)
r.K20e 30.6 arcsec Semi-major axis of fiducial ellipse at isophote K=20mag/arcsec2 (r_k20fe) (phys.angSize;src)
J.K20e11.441 mag J magnitude in K20e ellipse (j_m_k20fe) (phot.mag;em.IR.J)
e_J.K20e 0.030 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.K20e10.789 mag H magnitude in K20e ellipse (h_m_k20fe) (phot.mag;em.IR.H)
e_H.K20e 0.042 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.K20e10.456 mag K magnitude in K20e ellipse (k_m_k20fe) (phot.mag;em.IR.K)
e_K.K20e 0.055 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 14.4 arcsec Semi-major axis of 3σ K isophotal ellipse (r_3sig) (phys.angSize.smajAxis;em.IR.K)
Jb/a 0.720   J minor/major axis ratio to 3σ (j_ba) (phys.size.axisRatio)
Jpa 70 deg J pos.angle of 3σ ellipse (j_phi) (pos.posAng)
Hb/a 0.800   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 0.740   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 26.7 arcsec Semi-major axis of super-coadd 3σ isophotal ellipse (sup_r_3sig) (phys.angSize.smajAxis)
Sb/a 0.700   Minor/major axis ratio to rS3sig (sup_ba) (phys.size.axisRatio)
Spa 75 deg Pos.angle of rS3sig (sup_phi) (pos.posAng)
r.fe 47.6 arcsec K fiducial Kron elliptical aperture semi-major axis (r_fe) (phys.angSize;src)
J.fe11.181 mag J magnitude in r.fe (j_m_fe) (phot.mag;em.IR.J)
e_J.fe 0.042 mag σ(J.fe) (j_msig_fe) (stat.error)
f_J.fe4   Confusion flags of J.fe (j_flg_fe) (Note 2)   (meta.code)
H.fe10.543 mag H magnitude in r.fe (h_m_fe) (phot.mag;em.IR.H)
e_H.fe 0.060 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.fe10.200 mag K magnitude in r.fe (k_m_fe) (phot.mag;em.IR.K)
e_K.fe 0.077 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 56.33 arcsec Extrapolation/total radius of fit to radial profile (r_ext) (phys.angSize;src)
J.ext11.232 mag J magnitude in r.ext (j_m_ext) (phot.mag;em.IR.J)
e_J.ext 0.043 mag σ(J.ext) (j_msig_ext) (stat.error)
n_J.ext 9.900   χ2(J.ext) (j_pchi) (Note 3)   (meta.note)
H.ext10.563 mag J magnitude in r.ext (h_m_ext) (phot.mag;em.IR.H)
e_H.ext 0.045 mag σ(H.ext) (h_msig_ext) (stat.error)
n_H.ext 2.867   χ2(H.ext) (h_pchi) (Note 3)   (meta.note)
K.ext10.165 mag J magnitude in r.ext (k_m_ext) (phot.mag;em.IR.K)
e_K.ext 0.054 mag σ(K.ext) (k_msig_ext) (stat.error)
n_K.ext 1.826   χ2(K.ext) (k_pchi) (Note 3)   (meta.note)
Jr.eff 17.33 arcsec J half-light radius (j_r_eff) (phys.angSize;src)
Jmu19.09 mag/arcsec2 J mean surface brightness (j_mnsurfb_eff) (phot.mag.sb;em.IR.J;stat.mean)
Hr.eff 16.90 arcsec H half-light radius (h_r_eff) (phys.angSize;src)
Hmu18.34 mag/arcsec2 H mean surface brightness (h_mnsurfb_eff) (phot.mag.sb;em.IR.H;stat.mean)
Kr.eff 18.24 arcsec K half-light radius (k_r_eff) (phys.angSize;src)
Kmu18.11 mag/arcsec2 K mean surface brightness (k_mnsurfb_eff) (phot.mag.sb;em.IR.K;stat.mean)
Jconc 2.69   J concentration index (j_con_indx) (Note 3)   (meta.code)
Hconc 2.94   H concentration index (h_con_indx) (Note 3)   (meta.code)
Kconc 3.02   K concentration index (k_con_indx) (Note 3)   (meta.code)
J.peak 17.05 mag/arcsec2 J peak pixel brightness (j_peak) (phot.mag.sb;em.IR.J)
H.peak 16.30 mag/arcsec2 H peak pixel brightness (h_peak) (phot.mag.sb;em.IR.H)
K.peak 15.85 mag/arcsec2 K peak pixel brightness (k_peak) (phot.mag.sb;em.IR.K)
J.c5 18.20 mag/arcsec2 J central surface brightness (r≤5") (j_5surf) (phot.mag.sb;em.IR.J)
H.c5 17.44 mag/arcsec2 H central surface brightness (r≤5") (h_5surf) (phot.mag.sb;em.IR.H)
K.c5 17.11 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 40.0 arcsec J Kron ellipse semi-major axis (j_r_e) (phys.angSize;src)
J.e11.247 mag J magnitude in Jr.e (j_m_e) (phot.mag;em.IR.J)
e_J.e 0.035 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 41.8 arcsec H Kron ellipse semi-major axis (h_r_e) (phys.angSize;src)
H.e10.576 mag H magnitude in Hr.e (h_m_e) (phot.mag;em.IR.H)
e_H.e 0.055 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 47.6 arcsec K Kron ellipse semi-major axis (k_r_e) (phys.angSize;src)
K.e10.200 mag K magnitude in Kr.e (k_m_e) (phot.mag;em.IR.K)
e_K.e 0.077 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 21.5 arcsec Semi-major axis of elliptical aperture at isophote J=20mag/arcsec2 (j_r_i20e) (phys.angSize;src)
J.i20e11.717 mag J magnitude in Jr.i20e (j_m_i20e) (phot.mag;em.IR.J)
e_J.i20e 0.025 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 26.1 arcsec Semi-major axis of elliptical aperture at isophote H=20mag/arcsec2 (h_r_i20e) (phys.angSize;src)
H.i20e10.849 mag H magnitude in Hr.i20e (h_m_i20e) (phot.mag;em.IR.H)
e_H.i20e 0.038 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 30.6 arcsec Semi-major axis of elliptical aperture at isophote K=20mag/arcsec2 (k_r_i20e) (phys.angSize;src)
K.i20e10.456 mag K magnitude in Kr.i20e (k_m_i20e) (phot.mag;em.IR.K)
e_K.i20e 0.055 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 0.760   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 0.760   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 0.460   K minor/major axis ratio to 5σ fit (k_5sig_ba) (phys.size.axisRatio)
Kpa5s-40 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 1.000   J bi-symmetric flux ratio (j_bisym_rat) (stat.fit.param)
Jchi.bs 1.879   J bi-symmetric x-correlation (j_bisym_chi) (stat.fit.chi2)
Hrat.bs 0.970   H bi-symmetric flux ratio (h_bisym_rat) (stat.fit.param)
Hchi.bs 1.589   H bi-symmetric x-correlation (h_bisym_chi) (stat.fit.chi2)
Krat.bs 0.922   K bi-symmetric flux ratio (k_bisym_rat) (stat.fit.param)
Kchi.bs 1.711   K bi-symmetric x-correlation (k_bisym_chi) (stat.fit.chi2)
Jsh0 1.02   J ridge shape (LCSB: BSNR limit) (j_sh0) (src.morph.param)
e_Jsh0 0.04   σ(Jsh0) (j_sig_sh0) (stat.error)
Hsh0 0.98   H ridge shape (LCSB: BSNR limit) (h_sh0) (src.morph.param)
e_Hsh0 0.04   σ(Jsh0) (h_sig_sh0) (stat.error)
Ksh0 1.00   K ridge shape (LCSB: BSNR limit) (k_sh0) (src.morph.param)
e_Ksh0 0.06   σ(Jsh0) (k_sig_sh0) (stat.error)
Jsc.mx 31.9   J mxdn score (LCSB: BSNR - block/smoothed SNR) (j_sc_mxdn) (stat.fit.param)
Jsc.sh 40.5   J shape score (j_sc_sh) (stat.fit.param)
Jsc.wsh 49.3   J wsh score (LCSB: PSNR - peak raw SNR) (j_sc_wsh) (stat.fit.param)
Jsc.r23 36.3   J r23 score (LCSB: TSNR - integrated SNR for r=15) (j_sc_r23) (stat.fit.param)
Jsc.1mm 11.9   J 1st moment score (LCSB: super blk 2,4,8 SNR) (j_sc_1mm) (stat.fit.param)
Jsc.2mm 15.1   J 2nd moment score (LCSB: SNRMAX - super SNR max.) (j_sc_2mm) (stat.fit.param)
Jsc.vint 34.5   J vint score (j_sc_vint) (stat.fit.param)
Jsc.r1 34.3   J r1 score (j_sc_r1) (stat.fit.param)
Hsc.mx 37.6   H mxdn score (LCSB: BSNR - block/smoothed SNR) (h_sc_mxdn) (stat.fit.param)
Hsc.sh 41.6   H shape score (h_sc_sh) (stat.fit.param)
Hsc.wsh 51.5   H wsh score (LCSB: PSNR - peak raw SNR) (h_sc_wsh) (stat.fit.param)
Hsc.r23 32.5   H r23 score (LCSB: TSNR - integrated SNR for r=15) (h_sc_r23) (stat.fit.param)
Hsc.1mm 10.8   H 1st moment score (LCSB: super blk 2,4,8 SNR) (h_sc_1mm) (stat.fit.param)
Hsc.2mm 13.0   H 2nd moment score (LCSB: SNRMAX - super SNR max.) (h_sc_2mm) (stat.fit.param)
Hsc.vint 36.7   H vint score (h_sc_vint) (stat.fit.param)
Hsc.r1 29.4   H r1 score (h_sc_r1) (stat.fit.param)
Ksc.mx 32.2   K mxdn score (LCSB: BSNR - block/smoothed SNR) (k_sc_mxdn) (stat.fit.param)
Ksc.sh 25.4   K shape score (k_sc_sh) (stat.fit.param)
Ksc.wsh 34.5   K wsh score (LCSB: PSNR - peak raw SNR) (k_sc_wsh) (stat.fit.param)
Ksc.r23 26.5   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 8.4   K 2nd moment score (LCSB: SNRMAX - super SNR max.) (k_sc_2mm) (stat.fit.param)
Ksc.vint 20.7   K vint score (k_sc_vint) (stat.fit.param)
Ksc.r1 24.3   K r1 score (k_sc_r1) (stat.fit.param)
Jchi.ellf 16.2 % J chi-fraction for elliptical fit to 3σ isophote (j_chif_ellf) (stat.fit.chi2)
Kchi.ellf 21.9 % 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 15.7 % 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_6912  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)
prox151.1 arcsec Distance to nearest neighbor in PSC (prox) (pos.angDistance)
pxpa117 deg pos.angle of vector to prox (pxpa) (pos.posAng)
pxKey 57826  ext_key value of nearest XSC source (pxcntr) (meta.id)
edge.ns 2758 arcsec Distance to nearest N/S edge (dist_edge_ns) (meta.code)
edge.ew156 arcsec Distance to nearest E/W edge (dist_edge_ew) (meta.code)
edgeFlgnw   [nswe ] nearest edge (dist_edge_flg) (meta.code)
ptsKey 30697069   Key to source data DB record (pts_key) (meta.id)
mpKey    Key to minor planet prediction (mp_key) (meta.id)
nightKey 34   key to night data record (night_key) (meta.id)
scanKey 1521   key to scan data record (scan_key) (meta.id)
coaddKey 34963   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)
date1998-06-11 "Y:M:D" UT day of observation (date) (Note 10)   (time.epoch;obs)
scan126   scan number (unique within date) (scan) (meta.id)
coadd033   3-digit coadd number (unique within scan) (coadd) (meta.id)
ID 11812   source ID number (unique within scan+coadd) (id) (meta.id)
Xcoadd 353.0 arcsec x (cross-scan) position (x_coadd) (pos.cartesian.x;instr.det)
Ycoadd 201.0 arcsec y (in-scan) position (y_coadd) (pos.cartesian.y;instr.det)
Jbg 95.8   J coadd median background (j_back) (instr.background)
Hbg 311.8   H coadd median background (h_back) (instr.background)
Kbg 368.9   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 -0.085   H residual annulus background median (h_resid_ann) (stat.fit.residual)
Kres.ann 0.113   K residual annulus background median (k_resid_ann) (stat.fit.residual)
JbgPer 82 arcsec J banding FT period (j_bndg_per) (stat.fit.param)
JbgAmp 0.036   J banding maximum FT amplitude (j_bndg_amp) (stat.fit.param)
HbgPer 104 arcsec H banding FT period (h_bndg_per) (stat.fit.param)
HbgAmp 0.035   H banding maximum FT amplitude (h_bndg_amp) (stat.fit.param)
KbgPer 18 arcsec K banding FT period (k_bndg_per) (stat.fit.param)
KbgAmp 0.030   K banding maximum FT amplitude (k_bndg_amp) (stat.fit.param)
Jtrack-0.4   J band seetracking score (j_seetrack) (stat.fit.param)
Htrack-0.1   H band seetracking score (h_seetrack) (stat.fit.param)
Ktrack-0.2   K band seetracking score (k_seetrack) (stat.fit.param)
extKey 57825  (i) entry counter (key) number (ext_key) (meta.id)

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