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J/A+A/661/A44
-1
A first eROSITA view of ultracool dwarfs (Stelzer+, 2022)
ReadMe+ftp
2022A&A...661A..44S
Similar Catalogs
Post annotation
1.
J/A+A/661/A44/table2
Multi-wavelength properties of the UCDs and UCD candidates identified as bona-fide or plausible counterparts to an eRASS1 X-ray source
(58 rows)
meta
J/A+A/661/A44/table2
Simple Constraint
List Of Constraints
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Constraints
applied on Columns
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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
)
GaiaDR2
Gaia DR2 (Cat.
I/345
) designation of the UCD (source_id)
(
meta.id;meta.main
)
(
ID_MAIN
)
Gmag
mag
G-band magnitude from the Gaia DR2 catalog (Gmag)
(
phot.mag;em.opt
)
(
PHOT_MAG_OPTICAL
)
Jmag
mag
J-band magnitude from the 2MASS (Cat.
II/246
) catalog (Jmag)
(
phot.mag;em.IR.J
)
(
PHOT_MAG_J
)
W1mag
mag
(n)
W1-band magnitude from the AllWISE (Cat.
II/328
) catalog (W1mag)
(
phot.mag;em.IR.3-4um
)
(
PHOT_IR_3.4
)
SpTypeopt
(char)
Spectroscopic spectral type in visual bandpass (spt_opt)
(Note 1)
(
src.spType
)
(
SPECT_TYPE_GENERAL
)
SpTypeph
(char)
Photometric spectral type from the G-J color index (spt_photo)
(Note 2)
(
src.spType
)
(
SPECT_TYPE_GENERAL
)
Dist
pc
Distance from Bailer-Jones et al. (2018, Cat.
I/347
) (dist)
(
pos.distance
)
(
PHYS_DISTANCE_TRUE
)
e_Dist
pc
Lower error on the distance estimated by Bailer-Jones et al. (2018) (elo_dist)
(
stat.error
)
(
ERROR
)
E_Dist
pc
Upper error on the distance estimated by Bailer-Jones et al. (2018) (eup_dist)
(
stat.error;stat.max
)
(
ERROR
)
logLX
[10-6W]
log of Lx for the eROSITA band 1+2 (LogLx)
(Note 3)
(
phys.luminosity;em.X-ray
)
(
PHYS_LUMINOSITY_X
)
logLX/Lbol
[-]
log of the ratio between the eROSITA LX and Lbol from Filippazzo et al. (
2015ApJ...810..158F
) (LogLxLbol)
(
phys.luminosity;arith.ratio
)
(
PHYS_LUMINOSITY_RATIO
)
fyoung
(char)
Flag for young star (flag_young)
(Note 4)
(
meta.code
)
(
CODE_MISC
)
ryoung
(char)
Reference on young star (ref_young)
(
meta.bib
)
(
REFER_CODE
)
fbinary
(char)
Flag for binary system (flag_binary)
(Note 4)
(
meta.code
)
(
CODE_MISC
)
rbinary
(char)
Reference on binary system (ref_binary)
(
meta.bib
)
(
REFER_CODE
)
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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