Melotte 186

(Collinder 359; OCL 84; Bull of Poniatowski; MWSC 2773)

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UCC G030.2+12.3

C3
N_50
r_50
AA 75 21.5

Search object in NASA/SAO ADS | Simbad

Positions

Reference RA DEC Plx pmRA pmDE Rv
Dambis (1999) 270.275 2.9
Dias et al. (2002) 270.275 2.9 0.47 -9.1 -5.37
Kharchenko et al. (2012) 270.12 2.875 0.22 -8.9
Loktin & Popova (2017) 270.27 2.9 0.47 9.1 -4.6
Bica et al. (2019) 270.277 2.888
Dias et al. (2019) 180.6 3.26 1.786 0.637 -8.668 -3.243
Cantat-Gaudin et al. (2020) 270.598 3.26 1.786 0.637 -8.668
Dias et al. (2021) 270.987 3.354 1.787 0.659 -8.659 8.441
He et al. (2022) 270.372 3.011 1.8 0.655 -8.862
Hunt & Reffert (2023) 270.318 3.193 1.812 0.606 -8.818 -9.435
Cavallo et al. (2024) 270.349 3.479 1.81
Alfonso et al. (2024) 270.404 3.327 1.782 0.612 -8.815
Hunt & Reffert (2024) 270.318 3.193 1.812 0.606 -8.818 -9.435
UCC 270.414 3.165 1.794 0.648 -8.828 -7.422

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Estimated members

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Fundamental parameters

Reference Values
Dambis (1999) E_B-V_=0.21, DM0=7.43, log_age_=7.2
Dias et al. (2002) E(B-V)=0.193, Dist=249.0, Age=7.506
Kharchenko et al. (2012) e_bv=0.16, distance=640, log_age=7.45
Loktin & Popova (2017) E(B-V)=0.193, Dmod=7.028, logt=7.506
Dias et al. (2019) E(B-V)=0.16, Dist=604, logAge=7.573, Z=0.027
Cantat-Gaudin et al. (2020) AVNN=0.51, DMNN=8.69, AgeNN=7.57
Dias et al. (2021) Av=0.575, Dist=552, logage=7.737, [Fe/H]=0.186
He et al. (2022) A0=0.85, logAge=7.25
Hunt & Reffert (2023) AV50=0.409, diffAV50=0.666, MOD50=8.61, logAge50=7.155
Cavallo et al. (2024) AV50=0.91, dMod50=8.79, logAge50=6.88, [Fe/H]50=-0.1
Alfonso et al. (2024) AV=0.50875, MOD=8.68997, logAge=7.44553, Z=0.18564
Hunt & Reffert (2024) MassJ=181.358

Search coordinates in Bayestar19

Cluster region


Objects with shared members

Cluster % RA DEC Plx pmRA pmDE Rv
CWWDL 14664 72.0 270.356 3.031 1.795 0.639 -8.882 -7.342
HSC 297 5.3 270.704 2.757 1.942 0.417 -8.662 -4.844