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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/609/735
8950
M31 Chandra X-ray sources (Williams+, 2004)
ReadMe+ftp
2004ApJ...609..735W
Similar Catalogs
Post annotation
1.
J/ApJ/609/735/table1
(c)
Summary of Chandra HRC-I observations
(81 rows)
meta
J/ApJ/609/735/table1
2.
J/ApJ/609/735/table2
(c)
Luminosities, variability, other detections, references and object types for the X-ray sources
(166 rows)
meta
J/ApJ/609/735/table2
3.
J/ApJ/609/735/notes
Notes and references
(31 rows)
meta
J/ApJ/609/735/notes
Simple Constraint
List Of Constraints
Query by
Constraints
applied on Columns
(
Output Order:
+
-
)
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Column
Constraint
Explain
(
UCD
)
(ALL)
recno
Record number assigned by the VizieR team. Should Not be used for identification.
(
meta.record
)
(
RECORD
)
(1)
ObsID
Observation identification number
(
OBS_ID
)
(1)
ObsDate
"Y:M:D"
(n)
Date of observation
(
TIME_DATE
)
(1)
Epoch
Observation epoch number
(
TIME_EPOCH
)
(1+2)
RAJ2000
"h:m:s"
(i)
Hour of Right Ascension (J2000)
(
pos.eq.ra;meta.main
)
(
POS_EQ_RA_MAIN
)
(1+2)
DEJ2000
"d:m:s"
(i)
Degree of Declination (J2000)
(
pos.eq.dec;meta.main
)
(
POS_EQ_DEC_MAIN
)
(1)
ExpTime
s
Exposure time
(
TIME_EXPTIME
)
(2)
[KGP2002]
(char)
Object identification
(Note 1)
(
ID_MAIN
)
(2)
Cts
ct
Total counts in the detection
(
PHOT_COUNTS_X
)
(2)
S/N
Wavdetect measured signal-to-noise
(
INST_S/N
)
(2)
Lum
10+29W
Mean luminosity in units of 10
+36
erg/s
(Note 2)
(
PHYS_LUMINOSITY_GENERAL
)
ALL
cols
(n)
indicates a possible blank or NULL column
(i)
indexed column
(2)
e_Lum
10+29W
Uncertainty in Lum
(
ERROR
)
(2)
chi2
The χ
2
ν
of the fit
(Note 3)
(
FIT_ERROR
)
(2+3)
Rem
(char)
Indicates a note detailed in files notes.dat
(
NOTE
)
(2)
Type
(char)
Object type
(Note 5)
(
CLASS_OBJECT
)
(2)
CP
(char)
Counterpart found at other wavelengths or X-ray surveys
(Note 4)
(
ID_CROSSID
)
(3)
Text
(char)
Note and reference
(
REMARKS
)
ALL
cols
(n)
indicates a possible blank or NULL column
(i)
indexed column
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UCD1
https://cdsannotations.u-strasbg.fr/annotations/vizierTable//
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