VDBH 222

(vdBergh-Hagen 222; MWSC 2564; BH 222; ESO 333 04)

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0.82 UTI
0.78
CN
1.0
Cdens
0.75
CC3
0.79
Clit
1.0
Cdup
C3 classification AB
Number of members (P>50%) 188
Radius (P>50% members) 1.6 [arcmin]
  • CN 0.78 Rich
  • Cdens 1.0 Very dense
  • CC3 0.75 High quality
  • Clit 0.79 Well-studied
  • Cdup 1.0 Unique
đŸ“Ĩ Members 📊 Colab đŸ”Ŧ Bayestar19 🔍 CDS 🔍 Simbad 🔍 CDS (Îą, δ) 🔍 Simbad (Îą, δ)

Overview
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VDBH 222 is a rich, very dense object of high C3 quality. Its parallax locates it at a large distance, near the mid-plane, affected by very high extinction. It is catalogued as an extremely massive, near-solar metallicity, young cluster (see Parameters). It is well-studied in the literature.
Very distant Very high extinction Extremely massive Near-solar metallicity Young

Cavallo et al. (2024)
Gold sample.

Data
🔍 Search references for VDBH 222 in: SciX Simbad
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Reference Year RA [deg] DEC [deg] Plx [mas] pmRA [mas/yr] pmDE [mas/yr] Rv [km/s]
UCC – 259.695 -38.287 0.139 -1.919 -3.167 -113.0
Hunt & Reffert 2024 259.645 -38.425 0.426 -0.223 -1.059 -42.259
Cavallo et al. 2024 259.657 -38.433 0.428 – – –
Hunt & Reffert 2023 259.645 -38.425 0.426 -0.223 -1.059 -42.259
Just et al. 2023 259.678 -38.295 – – – –
Cantat-Gaudin et al. 2020 259.694 -38.289 0.114 -2.091 -3.192 –
Cantat-Gaudin & Anders 2020 259.694 -38.289 0.114 -2.091 -3.192 –
Soubiran et al. 2018 259.694 -38.289 – – – -119.29
Bica et al. 2019 259.689 -38.288 – – – –
Cantat-Gaudin et al. 2018 259.694 -38.289 0.114 -2.091 -3.192 –
Kharchenko et al. 2016 259.678 -38.295 – – – –
Dias et al. 2014 259.696 -38.283 – -1.44 -3.27 –
Kharchenko et al. 2013 259.687 -38.295 – -1.31 -2.92 –
van den Bergh 2006 259.7 -38.283 – – – –
Dias et al. 2002 259.696 -38.283 – -2.59 -4.05 –

💡 Note: The UCC values are estimated from its identified members.

Reference Year Dist [kpc] Av [mag] DAv [mag] Age [Myr] [Fe/H] [dex] Mass [Msun] Bfr BSS
Hunt & Reffert 2024 – – – – – 762* – –
Cavallo et al. 2024 1.57 3.96 – 10 -0.480 – – –
Hunt & Reffert 2023 2.17 3.85 2.31 14 – – – –
Just et al. 2023 – – – 79 – 717794 – –
Cantat-Gaudin & Anders 2020 6.98 – – – – – – –
Soubiran et al. 2018 6.98 – – – – – – –
Cantat-Gaudin et al. 2018 6.98 – – – – – – –
Kharchenko et al. 2016 7.81 5.16 – 79 – – – –
Kharchenko et al. 2013 7.81 5.16 – 79 – – – –
van den Bergh 2006 6.00 5.74 – 60 – – – –
Dias et al. 2002 6.00 5.74 – 60 – – – –

(*): Indicates that this parameter is assigned more than one value in the corresponding reference.

Visualization
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VDBH 222 UCC
VDBH 222 HUNT23
VDBH 222 CANTAT20
Galactocentric position diagram