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J/MNRAS/498/883
-1
Neutral hydrogen evolution over the past 11Gyr (Grasha+, 2020)
ReadMe+ftp
2020MNRAS.498..883G
Similar Catalogs
Post annotation
1.
J/MNRAS/498/883/table2
Sources with HI 21cm absorption
(29 rows)
meta
J/MNRAS/498/883/table2
Simple Constraint
List Of Constraints
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Constraints
applied on Columns
(
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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
)
Name
(char)
Source name
(
meta.id;meta.main
)
(
ID_MAIN
)
f_Name
(char)
[a] Flag on Name
(Note 1)
(
meta.code
)
(
CODE_MISC
)
Comp
(char)
Numbered Gaussian component
(
meta.code.multip
)
(
CODE_MULT_INDEX
)
nu
MHz
Central frequency of each component
(
em.freq
)
(
SPECT_LINE_FREQUENCY
)
e_nu
MHz
Error on nu
(
stat.error
)
(
ERROR
)
z
Redshift of each absorption feature
(
src.redshift
)
(
REDSHIFT_HC
)
e_z
Error on z
(
stat.error;src.redshift
)
(
ERROR
)
Fcont
Jy
Continuum flux density
(
phot.flux.density;em.radio
)
(
PHOT_FLUX_RADIO_MISC
)
e_Fcont
Jy
Error on Fcont
(
stat.error
)
(
ERROR
)
FWHM
kHz
Observed width of the line
(
spect.line.width
)
(
SPECT_LINE_FWHM
)
ALL
cols
(i)
indexed column
e_FWHM
kHz
Error on FWHM
(
stat.error;phys.angSize
)
(
ERROR
)
FWHMrf
km/s
Rest-frame line width
(
spect.line.width
)
(
SPECT_LINE_FWHM
)
e_FWHMrf
km/s
Error on FWHMrf
(
stat.error
)
(
ERROR
)
Depth
mJy
Depth of the absorption line
(
phys.absorption.opticalDepth;spect.line
)
(
SPECT_LINE_DEPTH_VALUE
)
e_Depth
mJy
Error on Depth
(
stat.error;phys.absorption.opticalDepth
)
(
ERROR
)
tau
10-2
Peak optical depth
(
phys.absorption.opticalDepth;stat.max
)
(
PHYS_OPTICAL-DEPTH
)
e_tau
10-2
Error on tau
(
stat.error
)
(
ERROR
)
NHI
10+18/cm2/K
Derived HI column density N
HI
/ (T
s
/f)
(
phys.columnDensity
)
(
PHYS_COLUMN_DENSITY
)
e_NHI
10+18/cm2/K
Error on NHI
(
stat.error
)
(
ERROR
)
NHIlit
10+18/cm2/K
(n)
Measured HI column density N
HI
/(T
s
/f) from previous 21 cm observations
(
phys.columnDensity
)
(
PHYS_COLUMN_DENSITY
)
e_NHIlit
10+18/cm2/K
(n)
Error on NHIlit
(
stat.error
)
(
ERROR
)
r_NHIlit
(char)
Reference for NHIlit
(Note 2)
(
meta.ref;pos.frame
)
(
REFER_CODE
)
Ts/f
K
(n)
Measured T
s
/f values constrained from Ly{alpha} and VLA observations from Kanekar et al. (
2014MNRAS.438.2131K
)
(
phys.temperature
)
(
PHYS_TEMP_MISC
)
ALL
cols
(n)
indicates a possible blank or NULL column
(i)
indexed column
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UCD1
https://cdsannotations.cds.unistra.fr/annotations/vizierTable//
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