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VizieR

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J/A+A/591/A149/higalplw Hi-GAL. inner Milky Way: +68≥l≥70 (Molinari+, 2016)
PLW (SPIRE 500um) band HIGAL Herschel catalog (85811 rows)
  recno=19228
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ColumnValue  Explain   (UCD)
_RAJ200018 41 13.0200 "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)
_DEJ2000-01 58 01.272 "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)
_RAB195018 38 36.9427 "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)
_DEB1950-02 00 54.940 "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)
_Glon030.0154671 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+01.3754108 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)
19228recno 19228  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

rowid 19228  Sequential number (meta.record)
NameHIGALPL030.0155+1.3754  Designation of the source (HIGALPXLLL.llll+B.bbbb) (Note G1)   (meta.id;meta.main)
GLON 30.015471 deg Galactic longitude (pos.galactic.lon)
GLAT 1.375408 deg Galactic latitude (pos.galactic.lat)
e_GLON 4.56 deg rms uncertainty on GLON (stat.error)
e_GLAT 4.56 deg rms uncertainty on GLAT (stat.error)
RAJ2000280.30425 deg (i) Right ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000-01.967020 deg (i) Declination (J2000) (pos.eq.dec;meta.main)
ImageHIGAL0298p014_500_RM.fits  Atlas image name (ATLAS_IMAGE) (meta.id;meta.file)
Xpos 495.753 pix X position (pos.cartesian.x;instr.det)
Ypos 895.783 pix Y position (pos.cartesian.y;instr.det)
e_Xpos 0.397 pix rms uncertainty on Xpos (stat.error;pos.cartesian.x)
e_Ypos 0.397 pix rms uncertainty on Ypos (stat.error;pos.cartesian.y)
Sourcel030_1704  Source identification (SOURCE_ID) (meta.id)
Fint 0.495 Jy Source-integrated flux measured from the fitting process, uncorrected (FINT_UNCORR) (phot.flux.density)
e_Fint 0.215 Jy Uncertainty on the integrated flux computed by multiplicating the fitted source residual rms (RMS_TOTAL) by the fitted source area as estimated by FWHMA and FWHMB (ERR_FINT) (stat.error)
Fpeak 14.796 MJy/sr Source peak flux measured from the fitting process (FPEAK) (phot.flux.density)
e_Fpeak 4.252 MJy/sr Uncertainty on the peak flux (ERR_FPEAK) (stat.error)
FWHMA 33.93 arcsec Full width at half maximum of the source along axis a of the elliptical Gaussian as determined by fitting engine (phys.angSize)
FWHMB 37.02 arcsec Full width at half maximum of the source along axis b of the elliptical Gaussian as determined by fitting engine (phys.angSize)
e_FWHMA 0.00 arcsec rms uncertainty on FWHMA (ERR_FWHMA) (stat.error)
e_FWHMB 12.06 arcsec rms uncertainty on FWHMB (ERR_FWHMB) (stat.error)
PA 45.3 deg [] Position angle of the elliptical Gaussian (N E) (pos.posAng)
e_PA136.5 deg rms uncertainty on PA (stat.error)
Bckg 45.856 MJy/sr Background value determined at the source peak position (BACKGROUND) (instr.background)
Bckga 47.89669 MJy/sr Coefficient a of the zero-order term of the background obtained by the fit at the source peak position (BACK_ACOEFF) (instr.background)
Bckgb -0.09496 MJy/sr Coefficient b of the first-order term x of the background obtained by the fit at the source peak position (BACK_BCOEFF) (instr.background)
Bckgc -0.48528 MJy/sr/pix Coefficient c of the first-order term y of the background obtained by the fit at the source peak position (BACK_CCOEFF) (instr.background)
Bckgd -0.00318 MJy/sr/pix2 Coefficient d of the second-order term x2 of the background obtained by the fit at the source peak position (BACK_DCOEFF) (instr.background)
Bckge 0.00443 MJy/sr/pix2 Coefficient e of the second-order term y2 of the background obtained by the fit at the source peak position (BACK_ECOEFF) (instr.background)
Bckgf 0.03815 MJy/sr/pix2 Coefficient f of the second-order term xy of the background obtained by the fit at the source peak position (BACK_FCOEFF) (instr.background)
rms 0.53782 MJy/sr Standard deviation, loc, of the residuals computed within the source area defined by FWHMA and FWHMB after subtracting the best fit (RMS_TOTAL) (stat.stdev;phot.flux.density;meta.modelled)
rmss 0.53886 MJy/sr Standard deviation, loc, of the residuals computed within the fitting window after subtracting the best fit, excluding both the pixels that belong to the source and the pixels belonging to other sources that fall within the fitting window (RMS_SURROUND) (stat.stdev)
SNR 27.45847  Signal-to-noise ratio obtained by dividing FPEAK by the residual rms over a source area with FWHMA and FWHMB as semi-axes (SNR) (stat.snr;meta.modelled)
detX 17.741  Relevance of the source in the second-derivative map along the x-axis defined as the ratio between the measured second derivative at source peak position and the adopted local threshold value (DET_X) (stat.fit.param)
detY 17.829  Relevance of the source in the second-derivative map along the y-axis defined as the ratio between the measured second derivative at source peak position and the adopted local threshold value (DET_Y) (stat.fit.param)
detX45 22.086  Relevance of the source in the second-derivative map along the bisector of the xy-axis defined as the ratio between the measured second derivative at source peak position and the adopted local threshold value (DET_X45) (stat.fit.param)
detY45 21.048  Relevance of the source in the second-derivative map along the bisector of the yx-axis defined as the ratio between the measured second derivative at source peak position and the adopted local threshold value (DET_Y45) (stat.fit.param)
detlimX 0.391 MJy/sr/pix2 Absolute value for the local detection limit threshold adopted for the second derivative along the x-axis coordinate (DETLIM_X) (stat.fit.param)
detlimY 0.399 MJy/sr/pix2 Absolute value for the local detection limit threshold adopted for the second derivative along the y-axis coordinate (DETLIM_Y) (stat.fit.param)
detlimx45 0.477 MJy/sr/pix2 Absolute value for the local detection limit threshold adopted for the second derivative along the bisector of the first and third quadrant (DETLIM_X45) (stat.fit.param)
detlimy45 0.466 MJy/sr/pix2 Absolute value for the local detection limit threshold adopted for the second derivative along the bisector of the second and fourth quadrant (DETLIM_Y45) (stat.fit.param)
Clump0  Flag for confusion at detection level (CLUMP_FLAG) (Note G3)   (meta.code)
Ncomp1  Number of Gaussian components used simultaneously in the fitting process (NCOMP) (Note G4)   (meta.number)
Xcent 495 pix The x-pixel coordinate of the centre of the source fitting window in the original image (XCENT) (pos.cartesian.x;instr.det)
Ycent 895 pix The y-pixel coordinate of the centre of the source fitting window in the original image (YCENT) (pos.cartesian.y;instr.det)
Xwin 6 pix Half-width size of the source fitting window along x coordinate and centred at XCENT (XWINDOW) (pos.cartesian.x;instr.det)
Ywin 6 pix Half-width size of the source fitting window along y coordinate and centred at YCENT (YWINDOW) (pos.cartesian.y;instr.det)
NCont 0  Number of other sources falling inside the fitting window whose presence is taken into account at fitting stage. Not all those other sources might have been fitted at the same time (NCONTAM) (meta.number)
Cent 0.50 pix Maximum variation in pixels for adjustment of the fit centre with respect to the position of detection, measured as the distance between the latter and the brightest local (within three pixels) pixel in the fitting window (CENT_TOL) (arith.rate;stat.max)
DOF 157  Degrees of freedom of the source Gaussian fit (stat.fit.dof)
Chi2 1.050  chi2 determined by the fitting engine. (stat.fit.chi2)
Chi2O 1.050  Estimator of the fidelity between the fit and the data computed as phi=(O(i)-F(i))2/F(i), where O(i) is the observed data in the i pixel of the fitting window and F(i) is the fitted value in the same position (CHI2OPP) (stat.fit.chi2)
fitst1   [0/4] Flag returned from the fitting engine (FIT_STATUS) (Note G5)   (meta.code)
GuessB1   [ABC 0123456789] Flag on quality of guessed source parameters as determined at the detection stage (GUESS_FLAG) (Note G6)   (meta.code.qual)
Group 0   [ABC 0123456789] Flag on quality of guessed source parameters as determined at the detection stage (GROUP_FLAG) (Note G6)   (meta.code.qual)
Constr1  Flag indicating the number of parameters that reached the tolerance limits allowed to the fit process (CONSTRAINS) (Note G8)   (meta.code)
rd2dx 0.960  Ratio between the second-derivative value along x direction expected by the fitted model of the source and the second derivative derivative measured at the detection stage (RDETP2DX) (Note G9)   (stat.fit.param)
rd2dy 0.931  Ratio between the second-derivative value along y direction expected by the fitted model of the source and the second derivative measured at the detection stage. (RDETP2DY) (stat.fit.param)
rd2dx45 0.940  Ratio between the second-derivative value along the bisector of the xy direction expected by the fitted model of the source and the second derivative measured at the detection stage. (RDETP2DX45) (stat.fit.param)
rd2dy45 0.984  Ratio between the second-derivative value along the bisector of the yx direction expected by the fitted model of the source and the second derivative measured at the detection stage. (RDETP2DY45) (stat.fit.param)
ovlapH  Flag to indicate whether the source has been detected and extracted in one or more adjacent tiles (OVERLAP_FLAG) (Note G10)   (meta.code)
ovflux 0  Flag to indicate which flux values were adopted if detected and extracted in two adjacent tiles (OVFLUX_FLAG) (Note G11)   (meta.code)
  
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