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J/ApJS/274/36
-1
Magnetic activity from LAMOST DR9, Gaia & TESS (Li+, 2024)
ReadMe+ftp
2024ApJS..274...36L
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1.
J/ApJS/274/36/table3
Hα variation of M dwarf stars from LAMOST Low-resolution spectral DR9
(440287 rows)
meta
J/ApJS/274/36/table3
Simple Constraint
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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
)
LAMOST
(char)
LAMOST position-based name
(
meta.id;meta.main
)
(
ID_MAIN
)
RAdeg
deg
(i)
Right Ascension
(
pos.eq.ra;meta.main
)
(
POS_EQ_RA_MAIN
)
DEdeg
deg
(i)
[-9.2/78] Declination
(
pos.eq.dec;meta.main
)
(
POS_EQ_DEC_MAIN
)
MJD
d
(i)
[55858/59377] Modified Julian date
(
time.epoch
)
(
TIME_DATE
)
dMJD
d
[0/3422] Difference, maximum and minimum Julian dates
(
time;arith.diff
)
(
TIME_DIFF
)
EWHa
0.1nm
(n)
[-266/2682] Equivalent width, Hα
(
spect.line.eqWidth
)
(
SPECT_EQ-WIDTH
)
e_EWHa
0.1nm
(n)
[0/209401] Uncertainty in EWHa
(
stat.error
)
(
ERROR
)
dHa
0.1nm
(n)
[0/10046] Difference, maximum and minimum EWHa
(
spect.line.width
)
(
SPECT_LINE_FWHM
)
RHa
(n)
[-34057/71930] Ratio, max/min Hα
(
spect.line.intensity;arith.ratio
)
(
SPECT_LINE_RATIO
)
Mark
(char)
Assessment of stellar activity based on the Hα spectral line
(
meta.code
)
(
CODE_MISC
)
ALL
cols
(n)
indicates a possible blank or NULL column
(i)
indexed column
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UCD1
http://cdsannotations.u-strasbg.fr/annotations/vizierTable//
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