VDBH 4

(vdBergh-Hagen 4; ESO 368 06; MWSC 1288)

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0.52 UTI
0.35
CN
1.0
Cdens
0.75
CC3
0.25
Clit
1.0
Cdup
C3 classification AB
Number of members (P>50%) 35
Radius (P>50% members) 0.9 [arcmin]
  • CN 0.35 Poorly populated
  • Cdens 1.0 Very dense
  • CC3 0.75 High quality
  • Clit 0.25 Poorly 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 4 is a poorly populated, very dense object of high C3 quality. Its parallax locates it at a very large distance, well below the mid-plane, affected by moderate extinction. It is catalogued as a massive, near-solar metallicity, intermediate-age cluster (see Parameters). It is poorly studied in the literature.
Very distant Moderate extinction Massive Near-solar metallicity Intermediate age

Data
🔍 Search references for VDBH 4 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 – 114.437 -36.061 0.1 -0.862 2.175 –
He et al. 2023 114.438 -36.061 0.084 -0.846 2.137 –
Perren et al. 2022 114.45 -36.033 – – – –
Bica et al. 2019 114.44 -36.057 – – – –
Dias et al. 2002 114.433 -36.067 – – – –

💡 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
He et al. 2023 10.00 1.75 – 16 – – – –
Perren et al. 2022 8.13 1.05 – 1259 -0.290 1800 0.64 –

Visualization
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VDBH 4 UCC
Galactocentric position diagram