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J/AJ/170/74
-1
N2H+ & CCS abundances in HII star forming regions (Chen+, 2025)
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2025AJ....170...74C
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1.
J/AJ/170/74/table4
Derived parameters of CCS and N2H+ in our UC HII sample
(88 rows)
meta
J/AJ/170/74/table4
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(
UCD
)
recno
Record number assigned by the VizieR team. Should Not be used for identification.
(
meta.record
)
(
RECORD
)
Name
(char)
(i)
UC HII object name
(
meta.id;meta.main
)
(
ID_MAIN
)
tau-N2H+
(n)
[0.03/5.24] Optical depth, {tau}, N2H+
(
phys.absorption.opticalDepth
)
(
PHYS_OPTICAL-DEPTH
)
e_tau-N2H+
(n)
[0.04/0.41] Uncertainty in tau-N2H+
(
stat.error;phys.absorption.opticalDepth
)
(
ERROR
)
Tex-N2H+
K
(n)
[2.99/19.02] Excitation temperature, N2H+
(
phys.atmol.excitation
)
(
PHYS_TEMP_EXCIT
)
e_Tex-N2H+
K
(n)
[0.07/7.53] Uncertainty in Tex-N2H
(
stat.error
)
(
ERROR
)
N-N2H+
10+13cm-2
(n)
[0.2/24.08] Column density, N2H+
(
phys.columnDensity
)
(
PHYS_COLUMN_DENSITY
)
e_N-N2H+
10+13cm-2
(n)
[0.1/2.84] Uncertainty in N-N2H+
(
stat.error;phys.columnDensity
)
(
ERROR
)
Trot-CCS
K
(n)
[4.88/24.65] Rotational temperature, CCS
(
phys.temperature;phys.mol.rotation
)
(
PHYS_TEMP_MISC
)
e_Trot-CCS
K
(n)
[0.59/17.7] Uncertainty in Trot-CCS
(
stat.error;phys.temperature;phys.mol.rotation
)
(
ERROR
)
f_Trot-CCS
(char)
Flag on Trot-CCS
(Note 1)
(
meta.code;phys.temperature;phys.mol.rotation
)
(
CODE_MISC
)
N-CCS
10+11cm-2
(n)
[0.85/16.6] Column density, CCS
(
phys.columnDensity
)
(
PHYS_COLUMN_DENSITY
)
e_N-CCS
10+11cm-2
(n)
[0.21/2.41] Uncertainty in N-CCS
(
stat.error;phys.columnDensity
)
(
ERROR
)
f_N-CCS
(char)
Flag on N-CCS
(Note 1)
(
meta.code;phys.columnDensity
)
(
CODE_MISC
)
NRatio
(n)
[13.39/375.03] Column density Ratio, N(N2H+)/N(CCS)
(
phys.density;arith.ratio
)
(
PHYS_DENSITY_RATIO
)
e_NRatio
(n)
[2.78/97.66] Uncertainty in NRatio
(
stat.error;phys.density;arith.ratio
)
(
ERROR
)
ALL
cols
(n)
indicates a possible blank or NULL column
(i)
indexed column
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