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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/ApJ/635/123
7758
The SDSS-DR3 damped Ly{alpha} survey (Prochaska+, 2005)
ReadMe+ftp
2005ApJ...635..123P
Similar Catalogs
Post annotation
1.
J/ApJ/635/123/table1
(c)
SDSS-DR3 quasar sample
(6568 rows)
meta
J/ApJ/635/123/table1
2.
J/ApJ/635/123/dla
SDSS-DR3 DLA and super-LLS sample
(tables 3, 4 and 5 of paper)
(924 rows)
meta
J/ApJ/635/123/dla
Simple Constraint
List Of Constraints
Query by
Constraints
applied on Columns
(
Output Order:
+
-
)
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join
Column
Constraint
Explain
(
UCD
)
(ALL)
recno
Record number assigned by the VizieR team. Should Not be used for identification.
(
meta.record
)
(
RECORD
)
(1)
Plate
Plate number
(
obs.field
)
(
ID_PLATE
)
(1)
MJD
d
Modified Julian Date of observation
(
time.epoch
)
(
TIME_DATE
)
(1)
Fiber
Fiber number
(
meta.id;meta.main
)
(
ID_FIBER
)
(ALL)
n_SDSS
(char)
L
indicates a quasar with DLA or super-LLS features
(
meta.ref.url
)
(
DATA_LINK
)
(ALL)
SDSS
(char)
(i)
Quasar name
(
meta.id;meta.main
)
(
ID_ALTERNATIVE
)
(1)
zem
QSO emission redshift
(
src.redshift
)
(
REDSHIFT_HC
)
(1)
f_zem
Flag describing intrisic absorption on z
(Note 1)
(
meta.code
)
(
CODE_MISC
)
(1)
zstart
(n)
Starting redshift for S/N
lim
=4
(Note 2)
(
src.redshift
)
(
REDSHIFT_HC
)
(1)
zstart5
(n)
Starting redshift for S/N
lim
=5
(Note 2)
(
src.redshift
)
(
REDSHIFT_HC
)
(1)
zend
(n)
Ending redshift for S/N
lim
=4
(Note 2)
(
src.redshift
)
(
REDSHIFT_HC
)
ALL
cols
(n)
indicates a possible blank or NULL column
(i)
indexed column
(1)
zcand
(char)
Candidate(s) absorption redshift(s) along sightline
(
src.redshift
)
(
REDSHIFT_HC
)
(1)
SDSSdata
(char)
View the SDSS details
(
meta.ref.url
)
(
DATA_LINK
)
(1)
_RA
deg
(i)
Position (from SDSS name) (right ascension part)
(
pos.eq.ra;meta.main
)
(
POS_EQ_RA_MAIN
)
(1)
_DE
deg
(i)
Position (from SDSS name) (declination part)
(
pos.eq.dec;meta.main
)
(
POS_EQ_DEC_MAIN
)
(2)
Class
(char)
Class of the source:
DLA-s
for Damped Ly-{alpha} in statistical sample,
DLA-n
for Damped Ly-{alpha} in non-statistical sample,
SLLS
for Super-Lyman Limit System
(
src.class
)
(
CLASS_OBJECT
)
(2)
SDSSt
(char)
Quasar truncated name
(Note 1)
(
meta.id;meta.main
)
(
ID_MAIN
)
(2)
zabs
Damped Ly{alpha} absorption redshift
(Note 1)
(
src.redshift
)
(
REDSHIFT_HC
)
(2)
DR
[1,3] Data release of actual spectrum analyzed
(
meta.id
)
(
ID_SET
)
(2)
S/N
(n)
Signal-to-Noise ratio
(
stat.snr
)
(
INST_S/N
)
(2)
Memb
(char)
[yn] Membership in the CLR (confidence limit ratio) statistical cut?
(
meta.code.member;stat.value
)
(
CODE_MEMB
)
(2)
Metal
[0/2] Flag on the metal-line absorption
(Note 2)
(
meta.note
)
(
SPECT_FEATURE_PROP
)
(2)
logNHI
[cm-2]
Log of the Hydrogen column density
(
phys.columnDensity
)
(
PHYS_COLUMN_DENSITY
)
(2)
E_logNHI
[cm-2]
Upper limit error in logNHI
(
stat.error;stat.max
)
(
ERROR
)
(2)
e_logNHI
[cm-2]
Lower limit error in logNHI
(
stat.error
)
(
ERROR
)
ALL
cols
(n)
indicates a possible blank or NULL column
(i)
indexed column
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https://cdsannotations.u-strasbg.fr/annotations/vizierTable//
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