Young Moving Groups

Description

This page provides a regroupment of literature information and general news on the subject of nearby, young moving groups and associations of stars. It will serve as a long description page of the Young Moving Groups Zenodo Community (under the “Read More” link)

List of Associations

We aim at including in this page all young associations within ~ 200 pc  :

TW Hydrae (TWA)
β Pictoris (βPMG)
Carina (CAR)
Tucana-Horologium (THA)
Columba (COL)
Argus (ARG)
AB Doradus (ABDMG)
Castor (CAS)
Pleiades (PLE)
Ursa Major (UMA)
Hyades (HYA)
Octans (OCT)
η Chameleontis / Mamajek 1 (ηCHA)
μ Ophiuci / Mamajek 2 (μOPH)
32 Orionis / Mamajek 3 (32OR)
ε Chamaeleontis / Cha-Near (εCHA)
Carina-Near (CANE)
Scorpius-Centaurus (SCO) – Inclues Upper Scorpius, Upper Centaurus & Lower Centaurus-Crux
ρ Ophiuci (ρOPH)
α Persei (αPER)
α Carinae (αCAR)
IC 2391 (IC23)
IC 2602 (IC26)
NGC 2451 A (NGC24)
HD 141569 (HD14)
Hercules-Lyrae (HEL)
Coma Berenices (CBER)
Praesepe (PRA)
Platais 3 (PL3)
Platais 9 (PL9)
Alessi 13 (AL13)
Cassiopeia-Taurus / Taurus (TAU)
Chamaeleon (CHA)

Refereed Publications

We list below a collection of refereed papers treating of those associations – We include the keyword for each association included in the publication.

• de la Reza et al. (1989) :
  • TWA : Discovery
• Platais et al. (1998) :
  • αCAR
  • PL3
  • PL9
• de Zeeuw et al. (1999) :
  • SCO : New members
• Mamajek et al. (1999) :
  • ηCHA : Discovery
• Makarov & Urban (2000) :
  • ARG : Discovery
• Zuckerman & Webb (2000) :
  • THA
• Lawson et al. (2001) :
  • ηCHA
  • TWA
  • βPMG
  • THA
  • ABDMG
• Zuckerman et al. (2001) :
  • βPMG : Discovery
• Ribas et al. (2003) :
  • CAS : Addition of the M9 dwarf LP 944-20 to its candidate members.
• King et al. (2003) :
  • UMA : Clean up of (60) members, age estimate 500 ± 100 Myr.
  • CBER (?)
• Torres et al. (2003) :
  • TWA : RV measurements of candidates.
• Zuckerman & Song (2004) :
  A review of young stars in the neighborhood
  • ηCHA
  • εCHA
  • TWA
  • βPMG
  • THA
  • ABDMG
  • PLE
  • HYA
• Zuckerman et al. (2004) :
  • ABDMG : Discovery
• Feigelson & Lawson (2004) :
  • CHA : X-ray survey and discovery of pre-main sequence brown dwarfs.
• Fuhrmann et al. (2004) :
  • HEL : Discovery
• Weinberger et al. (2004) :
  • TWA : Search for circumstellar disks
• Zuckerman et al. (2006) :
  • CANE : Discovery
  • CBER (?)
• Torres et al. (2006) (SACY I) :
  • βPMG
    Convergent-point method
• Mamajek et al. (2008) :
  • ρOPH : Distance
• Looper et al. (2007) :
  • TWA : Discovery of DENIS J1245, an M9.5 brown dwarf candidate in TWA.
• Torres et al. (2008) :
  Review of nearby young associations
  • εCHA
  • TWA
  • βPMG
  • THA
  • ABDMG
  • OCT
  • COL
  • ARG
  • CAR
  • SCO
• Aarnio et al. (2008) :
  • εCHA
  • HD14 : Discovery
  • ρOPH (?)
  • TWA
  • βPMG
  • THA
  • ABDMG
• Viana et al. (2009) (SACY II) :
  Study of chemical abundances in nearby young associations
• da Silva et al. (2009) (SACY III) :
  • εCHA
  • TWA
  • βPMG
  • THA
  • ABDMG
  • OCT
  • COL
  • ARG
  • CAR
  • UMA
• Jilinski et al. (2009) :
  • 32OR
  • αPER
  • μOPH
• Mace et al. (2009) :
  • 32OR
  • μOPH
• van Leeuwen et al. (2009) :
  • αPER
  • IC23
  • IC26
  • PLE
  • CBER
  • HYA
  • PRA
• Shkolnik et al. (2009) :
• Bonnefoy et al. (2009) :
  • TWA
• Gálvez-Ortiz et al. (2010) :
  • PLE
  • CAS
  • UMA
  • HYA
  • IC23
• Pöhnl & Paunzen et al. (2010) :
  • NGC24
  • AL13
• Schlieder et al. (2010) :
  • ABDMG : Four K7 – M0 candidates in the Northern hemisphere.
  • βPMG : Four K3 – M3 candidates in the Northern hemisphere.
• Looper et al. (2010a) :
  • TWA
• Looper et al. (2010b) :
  • TWA
• Zuckerman et al. (2011) :
  New members and debris disks
  • SCO
  • TWA
  • βPMG
  • THA
  • ABDMG
  • COL
  • ARG
  • IC23
  • PLE
  • HYA
  • PRA
• Riedel et al. (2011) (Solar Neighborhood XXVI) :
  • ARG : Discovery of a AP Col, a new M4.5 candidate member.
• Rodriguez et al. (2011) :
  Introduce a method to search for nearby young moving group members with GALEX
  • TWA
• Sicilia-Aguilar et al. (2011) :
  • TAU
  • ρOPH (?)
• Shkolnik et al. (2012) :
  • IC23
  • HEL
  • CAS
  • UMA
  • PRA
• Schlieder et al. (2012a) :
  • ABDMG : (204) candidate members in the Northern hemisphere.
  • βPMG : (204) candidate members in the Northern hemisphere.
• Schlieder et al. (2012b) :
  • βPMG : Spectroscopic analysis and characterization of surface-gravity dependence of optical Na I doublet.
• Schlieder et al. (2012c) :
  • ABDMG : 8 K2 – M5 candidates with RV measurements.
  • βPMG : 7 K2 – M5 candidates with RV measurements.
• Schneider et al. (2012a) :
  • TWA : 4 new candidate members and search for IR excess with WISE.
• Faherty et al. (2012) (BDKP III) :
  Discovery of several new young brown dwarfs in the field, probable candidates to moving groups.
• Bowler et al. (2012) (PALMS I) :
  • ABDMG – New M9 brown dwarf companion to the M2 member 1RXS J2351+3127.
• Delorme et al. (2012) :
  • ABDMG – New T7 candidate : CFBDSIR2149
• Malo et al. (2013) (BANYAN I) :
  • TWA
  • βPMG
  • THA
  • ABDMG
  • CAR
  • COL
  • ARG
    Introduction of Bayesian analysis to search for candidate members
    Compilation of bona fide members lists.
• Weinberger et al. (2013) :
  • TWA : Parallaxe measurements of candidates. Rejection of TWA 9 and 22. Traceback analysis shows no convergence.
• Bowler et al. (2013) (PALMS III) :
  • ABDMG : Discovery of an L4-L6 companion to the young M3.5 star J0122-2439. Gagné et al. (2014a) subsequently proposes βPMG candidacy instead.
• Rodriguez et al. (2013) :
  • TWA
  • βPMG
  • THA
  • ABDMG
  • CAR
  • COL
  • ARG
• Hinkley et al. (2013) :
  • COL : Reject membership of κ And, and age estimate.
• Faherty et al. (2013) :
  • ABDMG : Discovery of J0355+1133, a young L5γ brown dwarf candidate member.
• Fang et al. (2013) :
  • εCHA : Disk evolution
• Delorme et al. (2013) :
  • THA : New M5 + M5 + substellar candidate J0103-5515 ABb.
• Gagné et al. (2014a) (BANYAN II) :
  • TWA
  • βPMG
  • THA
  • ABDMG
  • CAR
  • COL
  • ARG
    Update of bona fide members lists.
    Adapts Bayesian analysis tool for brown dwarfs.
    Identification of 26 new M5 – L7 strong candidate members among known young field objects.
    Identification of a bright M5 co-moving companion to the known L2γ dwarf J2322-6151.
• Galvez-Ortiz et al. (2014) :
  Spectroscopic signatures of youth in optical spectra of young moving group members
• Malo et al. (2014a) (BANYAN III) :
  • TWA
  • βPMG
  • THA
  • ABDMG
  • CAR
  • COL
  • ARG
• Schneider et al. (2014) :
  • ABDMG / βPMG : Discovery of the young ~L7 dwarf WISE J1741-4642, which is an ambiguous candidate.
• Riedel et al. (2014) (Solar Neighborhood XXXIII) :
  New candidate members, parallax measurements.
  • THA : Propose that the J0355+1133 system is a candidate in CAR, not THA.
  • TWA
  • CAR
  • ARG
  • βPMG
  • UMA
• Kraus et al. (2014) :
  • THA : New (K3 – M6) candidates with RV and signs of youth.
    Independently discover J0355+1133 as a THA candidate, including RV measurement.
• Ducourant et al. (2014) :
  • TWA : New parallaxe measurements. Traceback age estimate of 7.5 ± 0.7 Myr
• Naud et al. (2014) :
  • ABDMG : New T4.5 companion GU Psc b
• Malo et al. (2014b) (BANYAN IV) :
  • βPMG : New age estimate
• Gagné et al. (2014b) :
  • TWA : 2 new (M9 – L1) candidates with signs of youth.

Conference Proceedings

• Galvez-Ortiz et al. (2013) :
  • PLE : Search for T dwarfs candidates.
• Gagné et al. (2013) :
  Introduction of the all-sky BASS survey for > M5 candidates in moving groups
  • TWA
  • βPMG
  • THA
  • ABDMG
  • CAR
  • COL
  • ARG

Other Publications

We include here a list of other interesting material related to young moving groups :

• A blog on young star isochrones by Adric Riedel on BDNYC – Link. (Figure available here).
• A description of the convergence point method by Adric Riedel on BDNYC – Link. (Figure available here).
• A Youtube Video by Adric Riedel show the 3D distribution of young stars – Link. (More media available here and here).
• Figures for 3D models of young moving groups by Jonathan Gagné – Link.
• Scientific material related to the BANYAN II paper – Link.
• Scientific material related to Gagné et al. (2014b) and the L1 dwarf in TWA – Link.
• The Montreal Spectral Library containing spectra for young moving group candidates – Link.
• A Zenodo community for young brown dwarfs – Link.
• A library of NIR spectra of young M-L dwarfs maintained by Mickaël Bonnefoy – Link. (cite this).
• The BANYAN I and BANYAN II online tools.

Contact

This page is still in construction – if you notice any mistake, or which to add information, please don’t hesitate to contact me at gagne (AT) astro.umontreal.ca