NGC 188

(Melotte 2; Collinder 6; OCL 309; MWSC 74)

Clickable Image

UCC G122.8+22.3
C1 C2 C3
N_50
r_50
1.0 1.0 AA 1437 8.8

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Positions

Reference RA DEC Plx pmRA pmDE Rv
Chen et al. (2003) 11.242 85.35 – -1.48 -0.56 -44.0
Kharchenko et al. (2012) 11.85 85.255 – 0.15 -1.43 –
Loktin & Popova (2017) 11.865 85.255 – 0.554 -1.476 -45.0
Bica et al. (2019) 11.943 85.261 – – – –
Bossini et al. (2019) 11.798 85.244 – – – –
Cantat-Gaudin et al. (2020) 11.798 85.244 0.507 -2.307 -0.96 –
Donor et al. (2020) 11.85 85.255 – -2.33 -0.92 -41.4
Dias et al. (2021) 11.824 85.241 0.509 -2.302 -0.955 -41.602
Jaehnig et al. (2021) 11.786 85.244 0.537 -2.308 -0.952 –
Hunt & Reffert (2023) 11.837 85.251 0.523 -2.318 -1.015 -41.127
Cavallo et al. (2024) 11.858 85.25 0.523 – – –
UCC 11.783 85.242 0.524 -2.316 -1.005 -41.814

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Estimated members

NGC 188 UCC
NGC 188 HUNT23
NGC 188 CANTAT20

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Fundamental parameters

Reference Values
Chen et al. (2003) E(B-V)=0.082, HDis=2047.0, Age=4.28, [Fe/H]=-0.02;-0.12
Kharchenko et al. (2012) e_bv=0.085, distance=2000, log_age=9.65, metallicity=-0.01
Loktin & Popova (2017) E(B-V)=0.09, Dmod=11.606, logt=9.616
Bossini et al. (2019) AV=0.079, Dist=11.114, logA=9.877, Fe/H=0.11
Cantat-Gaudin et al. (2020) AVNN=0.21, DMNN=11.15, AgeNN=9.85
Donor et al. (2020) Fe/H=0.09
Dias et al. (2021) Av=0.233, Dist=1859, logage=9.792, [Fe/H]=0.112
Hunt & Reffert (2023) AV50=0.229, diffAV50=0.431, MOD50=11.309, logAge50=9.42
Cavallo et al. (2024) AV50=0.32, dMod50=11.27, logAge50=9.58, [Fe/H]50=0.18

Probable duplicates

Cluster P (%) RA DEC Plx pmRA pmDE Rv
CWWDL 3252 99 11.786 85.242 0.524 -2.315 -1.002 -41.807


Last modified: 2025-01-31