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Simple Target
List Of Targets
Fast Xmatch with large catalogs or Simbad
Target
Name (resolved by
Sesame
) or
Position
:
J2000
B1975
B1950
B1900
B1875
B1855
Galactic
Supergal.
Ecl.J2000
Target dimension:
deg
arcmin
arcsec
NB: The epoch used for the query is the original epoch of the table(s)
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J/ApJ/777/168
3376
CIV and SiIV broad absorption line troughs in SDSS (Filiz+, 2013)
ReadMe+ftp
2013ApJ...777..168F
Similar Catalogs
spectrum
Post annotation
1.
J/ApJ/777/168/troughs
CIV- (table2) and SiIV- (table3) BAL troughs
[spectrum]
(801 rows)
meta
J/ApJ/777/168/troughs
Simple Constraint
List Of Constraints
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Constraints
applied on Columns
(
Output Order:
+
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)
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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
)
BID
(char)
BAL trough identifier
(Note G1)
(
meta.id;meta.main
)
(
ID_MAIN
)
SDSS
(char)
QSO identification; JHHMMSS.ss+DDMMSS.s
(
meta.id.assoc
)
(
ID_ASSOCIATED
)
RAJ2000
deg
(i)
Right Ascension in decimal degrees (J2000)
(
pos.eq.ra;meta.main
)
(
POS_EQ_RA_MAIN
)
DEJ2000
deg
(i)
Declination in decimal degrees (J2000)
(
pos.eq.dec;meta.main
)
(
POS_EQ_DEC_MAIN
)
z
[2/4] Redshift
(
src.redshift
)
(
REDSHIFT_HC
)
e_z
[0.0002/0.003] Error in z
(
stat.error;src.redshift
)
(
ERROR
)
L
[0/1] 1=LoBAL (low ionization BAL) flag
(
meta.code
)
(
CODE_MISC
)
T
[0/1] 1=timescale>1yr
(Note 2)
(
meta.code
)
(
CODE_MISC
)
Plate1
First-epoch spectrum plate number
(
meta.id;instr.plate
)
(
ID_PLATE
)
MJD1
d
First-epoch Modified Julian observation Date
(
time.epoch
)
(
TIME_DATE
)
ALL
cols
(i)
indexed column
Fib1
First-epoch spectrum fiber number
(
meta.note
)
(
ID_FIBER
)
SN1
[10/40] Signal-to-noise at 1700Å for the first-epoch spectrum
(
stat.snr
)
(
INST_S/N
)
Plate2
Second-epoch spectrum plate number
(
meta.id;instr.plate
)
(
ID_PLATE
)
MJD2
d
Second-epoch Modified Julian observation Date
(
time.epoch
)
(
TIME_DATE
)
Fib2
Second-epoch spectrum fiber number
(
meta.note
)
(
ID_FIBER
)
SN2
[10/60] Signal-to-noise at 1700Å for the second-epoch spectrum
(
stat.snr
)
(
INST_S/N
)
dt
d
[0.2/1353] Rest-frame timescale between the two observations
(
time.interval
)
(
TIME_INTERVAL
)
Vmax
km/s
[-30000/-5074] Maximum (blue-edge) velocity of BAL trough
(
spect.dopplerVeloc
)
(
SPECT_VELOC_VALUE
)
Vmin
km/s
[-27395/-3000] Minimum (red-edge) velocity of BAL trough
(
spect.dopplerVeloc
)
(
SPECT_VELOC_VALUE
)
Vc1
km/s
[-28841/-4074] First-epoch centroid velocity of the BAL trough
(
spect.dopplerVeloc
)
(
SPECT_VELOC_VALUE
)
Vc2
km/s
[-28725/-4166] Second-epoch centroid velocity of the BAL trough
(
spect.dopplerVeloc
)
(
SPECT_VELOC_VALUE
)
d1
[-0.03/1] First-epoch average BAL trough depth
(
phot.flux.density;arith.ratio
)
(
SPECT_LINE_DEPTH_VALUE
)
e_d1
[0/1] Error in d1
(
stat.error
)
(
ERROR
)
ALL
cols
(i)
indexed column
d2
[0/1] Second-epoch average BAL trough depth
(
phot.flux.density;arith.ratio
)
(
SPECT_LINE_DEPTH_VALUE
)
e_d2
[0/1] Error in d2
(
stat.error
)
(
ERROR
)
EW1
0.1nm
First-epoch CIV/SiIV equivalent width (Å)
(
spect.line.eqWidth
)
(
SPECT_EQ-WIDTH
)
e_EW1
0.1nm
Error in EW1
(
stat.error
)
(
ERROR
)
EW2
0.1nm
Second-epoch CIV/SiIV equivalent width (Å)
(
spect.line.eqWidth
)
(
SPECT_EQ-WIDTH
)
e_EW2
0.1nm
Error in EW2
(
stat.error
)
(
ERROR
)
DEW
0.1nm
Equivalent width variation ΔEW=EW2-EW1
(
arith.rate;spect.line.eqWidth
)
(
SPECT_EQ-WIDTH
)
e_DEW
0.1nm
Error in DEW
(
stat.error
)
(
ERROR
)
fEW
[-2/2] Fractional equivalent width variation ΔEW/<EW> = 2(EW2-EW1)/(EW2+EW1)
(
arith.rate;spect.line.eqWidth;arith.ratio
)
(
SPECT_EQ-WIDTH
)
e_fEW
Error in fEW
(
stat.error
)
(
ERROR
)
Nv
[0/14] Number of variable regions detected in BAL trough
(
meta.number
)
(
NUMBER
)
Sum
km/s
[0/10960] Total width of the variable regions
(
spect.line.width
)
(
SPECT_LINE_WIDTH
)
fDV
[0/1] Ratio f
ΔV
of total variable region width and the BAL trough width
(
spect.line.intensity;arith.ratio
)
(
SPECT_LINE_RATIO
)
xBAL
(char)
(n)
Corresponding SiIV/CIV BAL Trough IDs as given in Table 3 or Table 2
(Note 3)
(
meta.id.assoc
)
(
ID_ASSOCIATED
)
logLb
[10-7W]
Log of Quasar bolometric luminosity (erg/s)
(
phys.luminosity
)
(
PHOT_BOL_LUMINOSITY
)
e_logLb
[10-7W]
Error in logLb
(
stat.error
)
(
ERROR
)
logM
[Msun]
(n)
Log of black-hole mass
(
phys.mass
)
(
PHYS_MASS_MISC
)
e_logM
[Msun]
(n)
Error in logM
(
stat.error
)
(
ERROR
)
logLe
[-]
(n)
[-1.7/0.8] log of luminosity to i Eddington luminosity ratio
(
phys.luminosity;arith.ratio
)
(
PHYS_LUMINOSITY_RATIO
)
iMag
mag
[-29.8/-26.7] Absolute i-band magnitude
(
phys.magAbs
)
(
PHOT_ABS-MAG_BAND
)
R
(n)
[1/598] Radio-loudness parameter (R=F
6cm
/F
2500Å
)
(
phot.flux;arith.ratio
)
(
PHOT_FLUX_RATIO
)
Sp1
Interactive spectrum from SDSS for the first epoch
(
meta.ref.url
)
(
DATA_LINK
)
spectrum
Sp2
Interactive spectrum from SDSS for the second epoch
(
meta.ref.url
)
(
DATA_LINK
)
spectrum
ALL
cols
(n)
indicates a possible blank or NULL column
(i)
indexed column
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