WDS 07291+3147 ALC 7 EF : NOTES
 
 
discov_num notes refcode
A 2124 62 Gem = rho Gem. A is a spectroscopic binary.
G090-001. See Allen et al. (2000) for information on metallicity, AlC2000
CHARA Array Limb-darkened diameter 0.853 +/- 0.014 mas, CIA2012e
R = 1.655 +/- 0.028 \rsun, L = 5.542 +/-0.089 \lsun,
Teff = 6899 +/- 63 K, M = 1.355 +/- 0.013 \msun,
Age = 2.1 +/- 0.2 Gyr.
ALC 3 age, galactic orbital parameters, etc.
AE: NLTT 17908/17907 Chm2004
AE: HJL1047. HJL1986
AE: SHY 41. Bayesian analysis by Shaya & Olling (2011) indicates very Shy2011
high (near 100%) probability pair is physical.
 
 
REFERENCES
 
 
refcode metd author reference
AlC2000 Po - Allen, C., Poveda, A., & Herrera, M 2000A&A...356..529A
AlC2000 A&A 356, 529, 2000
Chm2004 E - Chaname, J. & Gould, A. 2004ApJ...601..289C
Chm2004 ApJ 601, 289, 2004
Chm2004 (Photometry, coordinates, and astrometry from rNLTT. Astrometry from early
Chm2004 versions of 2MASS and UCAC, with date given only as "circa 2000". Measures
Chm2004 identical to discovery observations - predominantly close pairs - were assumed
Chm2004 not new observations, so not included in WDS. Similar concerns when primary and
Chm2004 secondary magnitudes or proper motions were the same.)
CIA2012e not j Boyajian, T.S., McAlister, H.A., van Belle, G., Gies, D.R., ten Brummelaar, T.A., 2012ApJ...746..101B
CIA2012e von Braun, K., Farrington, C., Goldfinger, P.J., O'Brien, D., Parks, J.R., .
CIA2012e Richardson, N.D., Ridgway, S., Schaefer, G., Sturmann, L., Sturmann, J., Touhami, .
CIA2012e Y., Turner, N.H. & White, R. .
CIA2012e ApJ 746, 101, 2012 .
HJL1986 Pa - Halbwachs, J.L. 1986A&AS...66..131H
HJL1986 A&AS 66, 131, 1986
HJL1986 (Possible CPM pairs from AGK2/3. Coarse astrometry, incl. mean 1950 dates, added
HJL1986 only for previously unknown pairs. Table 1: HJL 1 - 326, Table 2: HJL1001 - 1113)
Shy2011 - Shaya, E.J. & Olling, R. 2011ApJS..192....2S
Shy2011 ApJS 192, 2, 2011
Shy2011 (Statistical analysis of probability that wide Hipparcos pairs are physical. Pairs
Shy2011 added to WDS only if probability 90% or greater.)
 
 
DISCOVERER
 
 
idgroup discov author
1 A Aitken, R.G.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
07291+3147 ALC 7 EF 1991 0 -1 2.8 7.70 15.40 K2.5V V 072901.77+315937.8

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