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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)
Radius
Box size
J/MNRAS/434/163
4590
QSOs narrow absorption line variability (Hacker+, 2013)
ReadMe+ftp
2013MNRAS.434..163H
Similar Catalogs
Post annotation
1.
J/MNRAS/434/163/table2
Catalogue of Quasar Absorption Line (QAL) systems with repeat observations
(5794 rows)
meta
J/MNRAS/434/163/table2
Simple Constraint
List Of Constraints
Query by
Constraints
applied on Columns
(
Output Order:
+
-
)
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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
)
SDSS
(char)
(i)
SDSS object designation (HHMMSS.ss+DDMMSS.s)
(
meta.id;meta.main
)
(
ID_MAIN
)
Nsp
(n)
Number of spectra for this QAL
(
meta.number
)
(
NUMBER
)
Sys
Identification of system when belongs to a variable NAL system (table3)
(
meta.ref.url
)
(
DATA_LINK
)
RAJ2000
deg
(i)
Right ascension (J2000)
(
pos.eq.ra;meta.main
)
(
POS_EQ_RA_MAIN
)
DEJ2000
deg
(i)
Declination (J2000)
(
pos.eq.dec;meta.main
)
(
POS_EQ_DEC_MAIN
)
zqso
[0.3/4.5] Quasar redshift (Hewett & Wild 2010, Cat.
J/MNRAS/405/2302
)
(
src.redshift;pos.heliocentric
)
(
REDSHIFT_HC
)
zabs
i[0.3/3.7] Absorption system redshift
(
src.redshift
)
(
REDSHIFT_HC
)
beta
Absorption system velocity {beta}=v/c (in quasar rest frame)
(
phys.veloc
)
(
VELOC_MISC
)
Plate
SDSS spectroscopic plate number
(
meta.id;instr.plate
)
(
ID_PLATE
)
MJD
d
SDSS Modified Julian Date (MJD) of observation
(
time.epoch
)
(
TIME_DATE
)
Fiber
SDSS spectroscopic fiber number
(
meta.number;pos.parallax.spect
)
(
ID_FIBER
)
Grade
(char)
Absorption system confidence grade
(Note 1)
(
meta.code.qual
)
(
CODE_QUALITY
)
Nl
Number of lines identified in the spectrum
(
meta.number
)
(
NUMBER
)
m
(char)
*
indicate an incomplete list of lines
(
meta.note
)
(
NOTE
)
Lines
(char)
Detected absorption lines
(Note 2)
(
meta.id;spect.line
)
(
SPECT_LINE_ID
)
list
List all lines detected
(
meta.ref.url
)
(
DATA_LINK
)
Sloan
Display the SDSS data for this quasar
(
meta.ref.url
)
(
DATA_LINK
)
Simbad
ask the
Simbad
data-base about this object
(
meta.ref.url
)
(
DATA_LINK
)
ALL
cols
(n)
indicates a possible blank or NULL column
(i)
indexed column
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UCD1+
UCD1
https://cdsannotations.u-strasbg.fr/annotations/vizierTable//
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