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J/A+A/402/571
636
X-ray study of NGC 2451 A and B. (Huensch+ 2003)
ReadMe+ftp
2003A&A...402..571H
Similar Catalogs
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1.
J/A+A/402/571/x-obs
Detected X-ray sources (tables 3-6 of paper)
(324 rows)
meta
J/A+A/402/571/x-obs
Simple Constraint
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Constraint
Explain
(
UCD
)
recno
Record number assigned by the VizieR team. Should Not be used for identification.
(
meta.record
)
(
RECORD
)
Obs
(char)
(i)
[ABCH] Detection location
(Note 1)
(
meta.code;instr
)
(
INST_TYPE
)
Xno
(i)
X-ray source number
(
meta.id;meta.main
)
(
ID_MAIN
)
CR
ct/s
X-ray count rate
(
phot.count;em.X-ray
)
(
PHOT_COUNT-RATE_X
)
e_CR
ct/s
Mean error on CR
(
stat.error
)
(
ERROR
)
HR
(n)
Hardness ratio
(
phot.flux;arith.ratio
)
(
SPECT_HARDNESS-RATIO
)
Xflux
10-16W/m2
X-ray flux (in 10
–13
erg/cm
2
/s)
(
phot.flux;em.X-ray
)
(
PHOT_FLUX_X
)
Xlum
10+23W
(n)
X-ray luminosity
(Note 2)
(
phys.luminosity;em.X-ray
)
(
PHYS_LUMINOSITY_X
)
eDet
(char)
[h s UV] source is detected in the soft (s), hard (h) passband only, and also in UV
(
meta.code
)
(
CODE_MISC
)
ALL
cols
(n)
indicates a possible blank or NULL column
(i)
indexed column
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UCD1
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