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J/MNRAS/403/683
1060
GALEX Arecibo SDSS survey (GASS) (Catinella+, 2010)
ReadMe+ftp
2010MNRAS.403..683C
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1.
J/MNRAS/403/683/table2
HI properties of GASS detections
(99 rows)
meta
J/MNRAS/403/683/table2
Simple Constraint
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Column
Constraint
Explain
(
UCD
)
recno
Record number assigned by the VizieR team. Should Not be used for identification.
(
meta.record
)
(
RECORD
)
GASS
GASS identification number
(
meta.id;meta.main
)
(
ID_MAIN
)
SDSS
(char)
SDSS designation (JHHMMSS.ss+DDMMSS.s)
(
meta.id
)
(
ID_ALTERNATIVE
)
z
SDSS redshift
(Note 1)
(
src.redshift
)
(
REDSHIFT_HC
)
Ton
min
On-source integration time of the Arecibo observation
(Note 1)
(
time.duration;obs.exposure
)
(
TIME_EXPTIME
)
DV
km/s
Velocity resolution of the final, smoothed spectrum
(
phys.veloc
)
(
VELOC_MISC
)
zHI
Redshift, measured from the Hi spectrum
(Note 2)
(
src.redshift;pos.heliocentric
)
(
REDSHIFT_HC
)
W50
km/s
Observed velocity width of the source line profile, measured at 50% level of each peak
(
spect.line.width
)
(
SPECT_LINE_WIDTH
)
e_W50
km/s
Error on the width (sum in quadrature of the statistical and systematic uncertainties)
(Note 3)
(
stat.error
)
(
ERROR
)
W50c
km/s
Velocity width corrected for instrumental broadening and cosmological redshift only
(Note 4)
(
spect.line.width
)
(
SPECT_VELOC_WIDTH
)
FHI
Jy.km/s
Observed, integrated HI-line flux density, F=∫Sdv, measured on the smoothed and baseline-subtracted spectrum
(
phot.flux.density
)
(
SPECT_FLUX_VALUE
)
e_FHI
Jy.km/s
Uncertainty on FHI (sum in quadrature of the statistical and systematic errors)
(Note 5)
(
stat.error
)
(
ERROR
)
rms
mJy
rms noise of the observation, measured on the signal- and RFI-free portion of the smoothed spectrum
(
stat.stdev;instr.det.noise;obs
)
(
INST_NOISE
)
S/N
Signal-to-noise ratio of the HI spectrum
(Note 6)
(
stat.snr
)
(
INST_S/N
)
logMHI
[Msun]
base-10 logarithm of the HI mass
(Note 7)
(
phys.mass
)
(
PHYS_MASS_MISC
)
logMHI/M*
base-10 logarithm of the HI mass fraction
(
phys.mass;arith.ratio
)
(
PHYS_MASS_RATIO
)
Q
[1/5] Quality flag (1=good, 2=marginal, 5=confused)
(Note 8)
(
meta.code.qual
)
(
CODE_QUALITY
)
Note
(char)
[*] An asterisk indicates the presence of a note for the source in appen.dat file
(
meta.note
)
(
NOTE
)
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