VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .
CDS

VizieR

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VII/233/xsc The 2MASS Extended sources (IPAC/UMass, 2003-2006)
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*The 2MASS Extended Catalog (2MASX) (1647599 rows) 		  recno=816770
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ColumnValue  Explain   (UCD)
_RAJ200012 27 08.97213 "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+05 52 48.8100 "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)
_RAB195012 24 36.00042 "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+06 09 24.4007 "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)
_Glon286.63302242 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+67.98005830 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)
816770recno 816770  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
JDobs 2451599.8361 d Julian date of the observation (Note 1)   (time.epoch)
2MASX12270897+0552488  (i) Source name (HHMMSSss+DDMMSSs, J2000) (meta.id;meta.main)
AllAll  Display all original 369 columns for this 2MASX source (meta.ref.url)
RAJ2000186.787384 deg (i) Right ascension (J2000), based on peak pixel (pos.eq.ra;meta.main)
DEJ2000+05.880225 deg (i) Declination (J2000), based on peak pixel (pos.eq.dec;meta.main)
supRAdeg186.787369 deg Super-coadd centroid RA (J2000) (sup_ra) (pos.eq.ra)
supDEdeg 5.880162 deg Super-coadd centroid Dec (J2000) (sup_dec) (pos.eq.dec)
dens 2.66 [---] Coadd log(density) of stars with k<14mag (phys.density)
r.K20e 23.4 arcsec Semi-major axis of fiducial ellipse at isophote K=20mag/arcsec2 (r_k20fe) (phys.angSize;src)
J.K20e12.455 mag J magnitude in K20e ellipse (j_m_k20fe) (phot.mag;em.IR.J)
e_J.K20e 0.059 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.K20e11.882 mag H magnitude in K20e ellipse (h_m_k20fe) (phot.mag;em.IR.H)
e_H.K20e 0.071 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.K20e11.627 mag K magnitude in K20e ellipse (k_m_k20fe) (phot.mag;em.IR.K)
e_K.K20e 0.131 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 5.8 arcsec Semi-major axis of 3σ K isophotal ellipse (r_3sig) (phys.angSize.smajAxis;em.IR.K)
Jb/a 0.300   J minor/major axis ratio to 3σ (j_ba) (phys.size.axisRatio)
Jpa 20 deg J pos.angle of 3σ ellipse (j_phi) (pos.posAng)
Hb/a 0.280   H minor/major axis ratio to 3σ (h_ba) (phys.size.axisRatio)
Hpa 25 deg H pos.angle to 3σ ellipse (h_phi) (pos.posAng)
Kb/a 0.640   K minor/major axis ratio to 3σ (k_ba) (phys.size.axisRatio)
Kpa 20 deg K pos.angle to 3σ ellipse (k_phi) (pos.posAng)
rS3sig 28.1 arcsec Semi-major axis of super-coadd 3σ isophotal ellipse (sup_r_3sig) (phys.angSize.smajAxis)
Sb/a 0.240   Minor/major axis ratio to rS3sig (sup_ba) (phys.size.axisRatio)
Spa 20 deg Pos.angle of rS3sig (sup_phi) (pos.posAng)
r.fe 41.1 arcsec K fiducial Kron elliptical aperture semi-major axis (r_fe) (phys.angSize;src)
J.fe12.107 mag J magnitude in r.fe (j_m_fe) (phot.mag;em.IR.J)
e_J.fe 0.086 mag σ(J.fe) (j_msig_fe) (stat.error)
f_J.fe2   Confusion flags of J.fe (j_flg_fe) (Note 2)   (meta.code)
H.fe11.439 mag H magnitude in r.fe (h_m_fe) (phot.mag;em.IR.H)
e_H.fe 0.098 mag σ(H.fe) (h_msig_fe) (stat.error)
f_H.fe2   Confusion flags of H.fe (h_flg_fe) (Note 2)   (meta.code)
K.fe11.256 mag K magnitude in r.fe (k_m_fe) (phot.mag;em.IR.K)
e_K.fe 0.195 mag σ(K.fe) (k_msig_fe) (stat.error)
f_K.fe2   Confusion flags of K.fe (k_flg_fe) (Note 2)   (meta.code)
r.ext 57.16 arcsec Extrapolation/total radius of fit to radial profile (r_ext) (phys.angSize;src)
J.ext11.494 mag J magnitude in r.ext (j_m_ext) (phot.mag;em.IR.J)
e_J.ext 0.054 mag σ(J.ext) (j_msig_ext) (stat.error)
n_J.ext 2.691   χ2(J.ext) (j_pchi) (Note 3)   (meta.note)
H.ext10.743 mag J magnitude in r.ext (h_m_ext) (phot.mag;em.IR.H)
e_H.ext 0.052 mag σ(H.ext) (h_msig_ext) (stat.error)
n_H.ext 0.981   χ2(H.ext) (h_pchi) (Note 3)   (meta.note)
K.ext11.045 mag J magnitude in r.ext (k_m_ext) (phot.mag;em.IR.K)
e_K.ext 0.145 mag σ(K.ext) (k_msig_ext) (stat.error)
n_K.ext 2.737   χ2(K.ext) (k_pchi) (Note 3)   (meta.note)
Jr.eff 29.69 arcsec J half-light radius (j_r_eff) (phys.angSize;src)
Jmu20.37 mag/arcsec2 J mean surface brightness (j_mnsurfb_eff) (phot.mag.sb;em.IR.J;stat.mean)
Hr.eff 38.35 arcsec H half-light radius (h_r_eff) (phys.angSize;src)
Hmu20.16 mag/arcsec2 H mean surface brightness (h_mnsurfb_eff) (phot.mag.sb;em.IR.H;stat.mean)
Kr.eff 19.75 arcsec K half-light radius (k_r_eff) (phys.angSize;src)
Kmu19.02 mag/arcsec2 K mean surface brightness (k_mnsurfb_eff) (phot.mag.sb;em.IR.K;stat.mean)
Jconc 2.38   J concentration index (j_con_indx) (Note 3)   (meta.code)
Hconc 2.01   H concentration index (h_con_indx) (Note 3)   (meta.code)
Kconc 2.83   K concentration index (k_con_indx) (Note 3)   (meta.code)
J.peak 18.48 mag/arcsec2 J peak pixel brightness (j_peak) (phot.mag.sb;em.IR.J)
H.peak 17.97 mag/arcsec2 H peak pixel brightness (h_peak) (phot.mag.sb;em.IR.H)
K.peak 17.58 mag/arcsec2 K peak pixel brightness (k_peak) (phot.mag.sb;em.IR.K)
J.c5 19.01 mag/arcsec2 J central surface brightness (r≤5") (j_5surf) (phot.mag.sb;em.IR.J)
H.c5 18.44 mag/arcsec2 H central surface brightness (r≤5") (h_5surf) (phot.mag.sb;em.IR.H)
K.c5 18.38 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 38.5 arcsec J Kron ellipse semi-major axis (j_r_e) (phys.angSize;src)
J.e12.238 mag J magnitude in Jr.e (j_m_e) (phot.mag;em.IR.J)
e_J.e 0.057 mag σ(J.e) (j_msig_e) (stat.error)
f_J.e2   Confusion flags of J.e (j_flg_e) (Note 2)   (meta.code)
Hr.e 56.5 arcsec H Kron ellipse semi-major axis (h_r_e) (phys.angSize;src)
H.e11.363 mag H magnitude in Hr.e (h_m_e) (phot.mag;em.IR.H)
e_H.e 0.083 mag σ(H.e) (h_msig_e) (stat.error)
f_H.e2   Confusion flags of J.e (h_flg_e) (Note 2)   (meta.code)
Kr.e 41.1 arcsec K Kron ellipse semi-major axis (k_r_e) (phys.angSize;src)
K.e11.256 mag K magnitude in Kr.e (k_m_e) (phot.mag;em.IR.K)
e_K.e 0.195 mag σ(K.e) (k_msig_e) (stat.error)
f_K.e2   Confusion flags of K.e (k_flg_e) (Note 2)   (meta.code)
Jr.i20e 19.2 arcsec Semi-major axis of elliptical aperture at isophote J=20mag/arcsec2 (j_r_i20e) (phys.angSize;src)
J.i20e12.926 mag J magnitude in Jr.i20e (j_m_i20e) (phot.mag;em.IR.J)
e_J.i20e 0.046 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 30.5 arcsec Semi-major axis of elliptical aperture at isophote H=20mag/arcsec2 (h_r_i20e) (phys.angSize;src)
H.i20e11.894 mag H magnitude in Hr.i20e (h_m_i20e) (phot.mag;em.IR.H)
e_H.i20e 0.061 mag σ(H.i20e) (h_msig_i20e) (stat.error)
f_H.i20e2   Confusion flags of H.i20e (h_flg_i20e) (Note 2)   (meta.code)
Kr.i20e 23.4 arcsec Semi-major axis of elliptical aperture at isophote K=20mag/arcsec2 (k_r_i20e) (phys.angSize;src)
K.i20e11.627 mag K magnitude in Kr.i20e (k_m_i20e) (phot.mag;em.IR.K)
e_K.i20e 0.131 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 0.220   J minor/major axis ratio to 5σ fit (j_5sig_ba) (phys.size.axisRatio)
Jpa5s 20 deg J pos.angle to 5σ fit (j_5sig_phi) (pos.posAng)
Hba5s 0.320   H minor/major axis ratio to 5σ fit (h_5sig_ba) (phys.size.axisRatio)
Hpa5s 20 deg H pos.angle to 5σ fit (h_5sig_phi) (pos.posAng)
Kba5s 0.420   K minor/major axis ratio to 5σ fit (k_5sig_ba) (phys.size.axisRatio)
Kpa5s-20 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 0.764   J bi-symmetric flux ratio (j_bisym_rat) (stat.fit.param)
Jchi.bs 1.938   J bi-symmetric x-correlation (j_bisym_chi) (stat.fit.chi2)
Hrat.bs 0.909   H bi-symmetric flux ratio (h_bisym_rat) (stat.fit.param)
Hchi.bs 1.596   H bi-symmetric x-correlation (h_bisym_chi) (stat.fit.chi2)
Krat.bs 0.989   K bi-symmetric flux ratio (k_bisym_rat) (stat.fit.param)
Kchi.bs 1.090   K bi-symmetric x-correlation (k_bisym_chi) (stat.fit.chi2)
Jsh0 0.95   J ridge shape (LCSB: BSNR limit) (j_sh0) (src.morph.param)
e_Jsh0 0.04   σ(Jsh0) (j_sig_sh0) (stat.error)
Hsh0 0.94   H ridge shape (LCSB: BSNR limit) (h_sh0) (src.morph.param)
e_Hsh0 0.04   σ(Jsh0) (h_sig_sh0) (stat.error)
Ksh0 0.96   K ridge shape (LCSB: BSNR limit) (k_sh0) (src.morph.param)
e_Ksh0 0.06   σ(Jsh0) (k_sig_sh0) (stat.error)
Jsc.mx 49.9   J mxdn score (LCSB: BSNR - block/smoothed SNR) (j_sc_mxdn) (stat.fit.param)
Jsc.sh 708.6   J shape score (j_sc_sh) (stat.fit.param)
Jsc.wsh 75.2   J wsh score (LCSB: PSNR - peak raw SNR) (j_sc_wsh) (stat.fit.param)
Jsc.r23 43.0   J r23 score (LCSB: TSNR - integrated SNR for r=15) (j_sc_r23) (stat.fit.param)
Jsc.1mm 17.5   J 1st moment score (LCSB: super blk 2,4,8 SNR) (j_sc_1mm) (stat.fit.param)
Jsc.2mm 22.7   J 2nd moment score (LCSB: SNRMAX - super SNR max.) (j_sc_2mm) (stat.fit.param)
Jsc.vint 69.2   J vint score (j_sc_vint) (stat.fit.param)
Jsc.r1 37.9   J r1 score (j_sc_r1) (stat.fit.param)
Hsc.mx 65.8   H mxdn score (LCSB: BSNR - block/smoothed SNR) (h_sc_mxdn) (stat.fit.param)
Hsc.sh 78.0   H shape score (h_sc_sh) (stat.fit.param)
Hsc.wsh 90.1   H wsh score (LCSB: PSNR - peak raw SNR) (h_sc_wsh) (stat.fit.param)
Hsc.r23 32.3   H r23 score (LCSB: TSNR - integrated SNR for r=15) (h_sc_r23) (stat.fit.param)
Hsc.1mm 16.9   H 1st moment score (LCSB: super blk 2,4,8 SNR) (h_sc_1mm) (stat.fit.param)
Hsc.2mm 20.2   H 2nd moment score (LCSB: SNRMAX - super SNR max.) (h_sc_2mm) (stat.fit.param)
Hsc.vint 62.1   H vint score (h_sc_vint) (stat.fit.param)
Hsc.r1 25.1   H r1 score (h_sc_r1) (stat.fit.param)
Ksc.mx 24.0   K mxdn score (LCSB: BSNR - block/smoothed SNR) (k_sc_mxdn) (stat.fit.param)
Ksc.sh 57.2   K shape score (k_sc_sh) (stat.fit.param)
Ksc.wsh 67.3   K wsh score (LCSB: PSNR - peak raw SNR) (k_sc_wsh) (stat.fit.param)
Ksc.r23 29.6   K r23 score (LCSB: TSNR - integrated SNR for r=15) (k_sc_r23) (stat.fit.param)
Ksc.1mm 7.0   K 1st moment score (LCSB: super blk 2,4,8 SNR) (k_sc_1mm) (stat.fit.param)
Ksc.2mm 8.1   K 2nd moment score (LCSB: SNRMAX - super SNR max.) (k_sc_2mm) (stat.fit.param)
Ksc.vint 32.4   K vint score (k_sc_vint) (stat.fit.param)
Ksc.r1 9.1   K r1 score (k_sc_r1) (stat.fit.param)
Jchi.ellf 19.2 % J chi-fraction for elliptical fit to 3σ isophote (j_chif_ellf) (stat.fit.chi2)
Kchi.ellf 34.7 % 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 15.3 % 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_4423  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)
prox428.6 arcsec Distance to nearest neighbor in PSC (prox) (pos.angDistance)
pxpa168 deg pos.angle of vector to prox (pxpa) (pos.posAng)
pxKey 1720789  ext_key value of nearest XSC source (pxcntr) (meta.id)
edge.ns 973 arcsec Distance to nearest N/S edge (dist_edge_ns) (meta.code)
edge.ew155 arcsec Distance to nearest E/W edge (dist_edge_ew) (meta.code)
edgeFlgnw   [nswe ] nearest edge (dist_edge_flg) (meta.code)
ptsKey 855589210   Key to source data DB record (pts_key) (meta.id)
mpKey    Key to minor planet prediction (mp_key) (meta.id)
nightKey 918   key to night data record (night_key) (meta.id)
scanKey 46557   key to scan data record (scan_key) (meta.id)
coaddKey1070810   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)
date2000-02-25 "Y:M:D" UT day of observation (date) (Note 10)   (time.epoch;obs)
scan111   scan number (unique within date) (scan) (meta.id)
coadd257   3-digit coadd number (unique within scan) (coadd) (meta.id)
ID 10558   source ID number (unique within scan+coadd) (id) (meta.id)
Xcoadd 354.0 arcsec x (cross-scan) position (x_coadd) (pos.cartesian.x;instr.det)
Ycoadd 820.0 arcsec y (in-scan) position (y_coadd) (pos.cartesian.y;instr.det)
Jbg 103.8   J coadd median background (j_back) (instr.background)
Hbg 343.7   H coadd median background (h_back) (instr.background)
Kbg 630.6   K coadd median background (k_back) (instr.background)
Jres.ann 0.074   J residual annulus background median (j_resid_ann) (stat.fit.residual)
Hres.ann -0.019   H residual annulus background median (h_resid_ann) (stat.fit.residual)
Kres.ann -0.023   K residual annulus background median (k_resid_ann) (stat.fit.residual)
JbgPer 50 arcsec J banding FT period (j_bndg_per) (stat.fit.param)
JbgAmp 0.008   J banding maximum FT amplitude (j_bndg_amp) (stat.fit.param)
HbgPer 40 arcsec H banding FT period (h_bndg_per) (stat.fit.param)
HbgAmp 0.025   H banding maximum FT amplitude (h_bndg_amp) (stat.fit.param)
KbgPer 82 arcsec K banding FT period (k_bndg_per) (stat.fit.param)
KbgAmp 0.009   K banding maximum FT amplitude (k_bndg_amp) (stat.fit.param)
Jtrack-0.3   J band seetracking score (j_seetrack) (stat.fit.param)
Htrack-1.0   H band seetracking score (h_seetrack) (stat.fit.param)
Ktrack-0.2   K band seetracking score (k_seetrack) (stat.fit.param)
extKey 1720790  (i) entry counter (key) number (ext_key) (meta.id)
NEDNED  ask the NED data-base about this object
  
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