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J/ApJ/643/356
2901
Transient X-ray sources in M31 (Williams+, 2006)
ReadMe+ftp
2006ApJ...643..356W
Similar Catalogs
Post annotation
1.
J/ApJ/643/356/table2
Spectral Fits to Transient Detections
(195 rows)
meta
J/ApJ/643/356/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
)
[KGP2002]
(char)
Source identification
(
meta.id;meta.main
)
(
ID_MAIN
)
Obs.Date
"Y:M:D"
(n)
Date of Observation
(
time.epoch;obs
)
(
TIME_DATE
)
Inst
(char)
Telescope/Instrument used
(
meta.id;instr.obsty
)
(
OBSTY_CODE
)
OBSID
Observational identification code
(
meta.id;obs
)
(
OBS_ID
)
Ct1
ct
(n)
Net counts in detection
(Note 1)
(
phot.count;em.X-ray
)
(
PHOT_COUNTS_X
)
Ct2
ct
(n)
XMM MOS1 net counts in detection
(
phot.count;em.X-ray
)
(
PHOT_COUNTS_X
)
Ct3
ct
(n)
XMM MOS2 net counts in detection
(
phot.count;em.X-ray
)
(
PHOT_COUNTS_X
)
Model
(char)
Model used to fit spectrum
(Note 2)
(
instr.setup;meta.modelled
)
(
MODEL_ID
)
NH
10-21cm-2
(n)
Hydrogen column density
(
phys.columnDensity
)
(
PHYS_COLUMN_DENSITY
)
E_NH
10-21cm-2
(n)
Upper uncertainty limit in NH
(
stat.error;stat.max
)
(
ERROR
)
ALL
cols
(n)
indicates a possible blank or NULL column
(i)
indexed column
e_NH
10-21cm-2
(n)
Uncertainty (or lower limit) in NH
(
stat.error
)
(
ERROR
)
Gamma
(n)
Best fit power law slope
(
spect.index
)
(
SPECT_SP-INDEX
)
E_Gamma
(n)
Upper uncertainty limit in Gamma
(
stat.error;stat.max
)
(
ERROR
)
e_Gamma
(n)
Uncertainty (or lower limit) in Gamma
(
stat.error
)
(
ERROR
)
T
(n)
Temperature parameter
(Note 3)
(
stat.fit.param
)
(
FIT_PARAM_VALUE
)
E_T
(n)
Upper uncertainty limit in T
(
stat.error;stat.max
)
(
ERROR
)
e_T
(n)
Uncertainty (or lower limit) in T
(
stat.error
)
(
ERROR
)
chi2
(n)
Model {chi}
2
value
(
stat.fit.chi2
)
(
FIT_CHI2
)
DoF
(n)
Degrees of freedom
(
stat.fit.dof
)
(
STAT_N-DOF
)
Prob
(n)
Probability of fit
(Note 4)
(
stat.probability
)
(
STAT_PROBABILITY
)
HR1
(n)
First hardness ratio, M-S/M+S
(Note 5)
(
phot.flux
)
(
SPECT_HARDNESS-RATIO
)
e_HR1
(n)
Uncertainty in HR1
(
stat.error
)
(
ERROR
)
HR2
(n)
Second hardness ratio, H-S/H+S
(Note 6)
(
phot.flux
)
(
SPECT_HARDNESS-RATIO
)
e_HR2
(n)
Uncertainty in HR2
(
stat.error
)
(
ERROR
)
LX
10+29W
Absorption-corrected X-ray luminosity in units of 10
36
erg/s
(Note 7)
(
phys.luminosity;em.X-ray
)
(
PHYS_LUMINOSITY_X
)
E_LX
10+29W
(n)
Upper uncertainty limit in LX
(
stat.error;stat.max
)
(
ERROR
)
e_LX
10+29W
Uncertainty (or lower limit) in LX
(
stat.error
)
(
ERROR
)
ALL
cols
(n)
indicates a possible blank or NULL column
(i)
indexed column
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https://cdsannotations.cds.unistra.fr/annotations/vizierTable//
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