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J/ApJ/789/135
10176
Gamma-ray bright blazars spectrophotometry (Williamson+, 2014)
ReadMe+ftp
2014ApJ...789..135W
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1.
J/ApJ/789/135/table8
Computed Spectral Indices
(114 rows)
meta
J/ApJ/789/135/table8
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
)
Name
(char)
(i)
Object identifier
(
meta.id;meta.main
)
(
ID_MAIN
)
Num
Epoch number
(
meta.id
)
(
ID_NUMBER
)
RJD-Non
d
Earliest RJD date within epoch of non-gamma-ray observations
(
time.epoch
)
(
TIME_EPOCH
)
agamma
Gamma-ray spectral index
(
spect.index;em.gamma
)
(
SPECT_SP-INDEX
)
e_agamma
(n)
The 1σ uncertainty in agamma
(
stat.error
)
(
ERROR
)
aX
(n)
X-ray spectral index
(
spect.index;em.X-ray
)
(
SPECT_SP-INDEX
)
e_aX
(n)
The 1σ uncertainty in aX
(
stat.error
)
(
ERROR
)
aO
Optical spectral index
(
spect.index;em.opt
)
(
SPECT_SP-INDEX
)
e_aO
The 1σ uncertainty in aO
(
stat.error
)
(
ERROR
)
Npts
Number of UV/Opt/NIR points used
(
meta.number
)
(
NUMBER
)
StDev
(n)
Standard deviation of the data
(
stat.stdev
)
(
STAT_STDEV
)
aOX
(n)
X-ray/optical spectral index
(
spect.index
)
(
SPECT_SP-INDEX
)
e_aOX
(n)
The 1σ uncertainty in aOX
(
stat.error
)
(
ERROR
)
aXgamma
(n)
Gamma-ray/X-ray spectral index
(
spect.index
)
(
SPECT_SP-INDEX
)
e_aXgamma
(n)
The 1σ uncertainty in aXgamma
(
stat.error
)
(
ERROR
)
Band
(char)
UV/Opt/NIR band used if no V-band data available
(
instr.bandpass
)
(
OBS_BAND
)
ALL
cols
(n)
indicates a possible blank or NULL column
(i)
indexed column
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