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J/A+A/312/439
5655
New T Tauri stars in Taurus-Auriga (Wichmann+, 1996)
ReadMe+ftp
1996A&A...312..439W
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1.
J/A+A/312/439/table6
ROSAT X-ray data and spectral fit results for new T Tauri stars
(71 rows)
meta
J/A+A/312/439/table6
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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
)
Name
(char)
Identifier of star
(
meta.id;meta.main
)
(
ID_MAIN
)
n_Pos
(char)
[P] Note on X-ray data
(Note 1)
(
meta.note
)
(
NOTE
)
ML
Maximum likelihood of existence
(
stat.likelihood
)
(
STAT_LIKELIHOOD
)
Cts
Background subtracted X-ray counts (0.1 to 2.4 keV energy range)
(
phot.count;em.X-ray
)
(
PHOT_COUNTS_X
)
e_Cts
Errors for X-ray counts
(
stat.error
)
(
ERROR
)
Exp
s
Exposure time
(
time.expo
)
(
TIME_EXPTIME
)
HR1
Hardness ratio 1
(
phot.flux;arith.ratio
)
(
SPECT_HARDNESS-RATIO
)
e_HR1
Error in hardness ratio 1
(
stat.error
)
(
ERROR
)
HR2
Hardness ratio 2
(
phot.flux;arith.ratio
)
(
SPECT_HARDNESS-RATIO
)
e_HR2
Error in hardness ratio 2
(
stat.error
)
(
ERROR
)
ALL
cols
(i)
indexed column
log(NH)
[cm-2]
Logarithm of HI column density
(Note 2)
(
phys.columnDensity
)
(
PHYS_COLUMN_DENSITY
)
E_log(NH)
[cm-2]
Positive error for log(NH)
(
stat.error;stat.max
)
(
ERROR
)
e_log(NH)
[cm-2]
Negative error for log(NH)
(
stat.error
)
(
ERROR
)
TX
keV
Temperature
(Note 2)
(
phys.temperature
)
(
PHYS_TEMP_XRAY
)
E_TX
keV
Positive error for TX
(
stat.error;stat.max
)
(
ERROR
)
e_TX
keV
Negative error for TX
(
stat.error
)
(
ERROR
)
LX
10+23W
X-ray luminosity (10
30
erg/s)
(Note 3)
(
phys.luminosity;em.X-ray
)
(
PHYS_LUMINOSITY_X
)
E_LX
10+23W
Positive error for LX
(
stat.error;stat.max
)
(
ERROR
)
e_LX
10+23W
Negative error for LX
(
stat.error
)
(
ERROR
)
ALL
cols
(i)
indexed column
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