WDS 01057+2128 YR 6 Aa,Ab : NOTES
 
 
discov_num notes refcode
STF 88 psi 1 Psc
AB: HJL 12. HJL1986
AB: SHY 395. Bayesian analysis by Shaya & Olling (2011) indicates very Shy2011
high (near 100%) probability pair is physical.
AB: H 4 9. MEv2010
YR 6 Aa,Ab: Malkov et al. (2012) derive dynamical, photometric, and
spectroscopic masses 4.29 +/- 0.78, 4.29, and 2.19 Msun, respectively. Mlk2012
 
 
REFERENCES
 
 
refcode metd author reference
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)
Hor2010 S j Horch, E.P., Falta, D., Anderson, L.M., DeSousa, M.D., Miniter, C.M., Ahmed, T., & 2010AJ....139..205H
Hor2010 +orb van Altena, W.F.
Hor2010 AJ 139, 205, 2010
MEv2010 - MacEvoy, B. ...................
MEv2010 private communication, 2010 (see http://www.handprint.com/ASTRO/index.html)
Mlk2012 not - Malkov, O.Yu., Tamazian, V.S., Docobo, J.A., & Chulkov, D.A. 2012A&A...546A..69M
Mlk2012 A&A 546, A69, 2012
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 STF Struve, F.G.W.
34 YR Yale-Rochester (from additional DD list - see HOR)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
01057+2128 YR 6 Aa,Ab 2005 6 319 0.1 5.32   A1V D 010540.93+212823.6
01057+2128 YR 6 Aa,Ab 2007 7 311 0.1 5.70 6.60 A1V D 010540.93+212823.6
01057+2128 YR 6 Aa,Ab 2010 8 343 0.0 5.70 6.60 A1V NOD 010540.93+212823.6
01057+2128 YR 6 Aa,Ab 2014 13 298 0.1 5.70 6.60 B9.5V NO 010540.93+212823.6
01057+2128 YR 6 Aa,Ab 2017 21 312 0.1 5.70 6.60 B9.5V NO 010540.93+212823.6

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