CWNU 522

(OCSN 109)

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0.36 UTI
0.0
CN
0.42
Cdens
0.5
CC3
0.44
Clit
1.0
Cdup
C3 classification BB
Number of members (P>50%) 23
Radius (P>50% members) 29.2 [arcmin]
  • CN 0.0 Sparse
  • Cdens 0.42 Loose
  • CC3 0.5 Intermediate quality
  • Clit 0.44 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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CWNU 522 is a sparse, loose object of intermediate C3 quality. Its parallax locates it at a very close distance, below the mid-plane, affected by low extinction. It is catalogued as a near-solar metallicity, young cluster (see Parameters). It is poorly studied in the literature.

Note: This object shares a significant percentage of members with a later reported entry. See table with shared members information.

Very close Low extinction Near-solar metallicity Young

Cavallo et al. (2024)
Gold sample.

Data
🔍 Search references for CWNU 522 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 – 75.972 8.076 2.567 0.979 -4.463 17.919
Zhang et al. 2024 75.678 8.081 – – – –
Hunt & Reffert 2024 75.678 8.081 2.575 0.883 -4.484 17.201
Cavallo et al. 2024 76.157 8.949 2.57 – – –
Hunt & Reffert 2023 75.678 8.081 2.575 0.883 -4.484 17.201
Qin et al. 2023 76.0 8.17 2.56 0.91 -4.44 17.72
He et al. 2022 76.21 8.808 2.537 0.845 -4.487 –
He et al. 2022 75.807 8.069 2.76 1.01 -4.58 21.5

💡 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
Zhang et al. 2024 – – – – -0.015* – – –
Hunt & Reffert 2024 – – – – – 64* – –
Cavallo et al. 2024 0.41 0.58 – 19 0.110 – – –
Hunt & Reffert 2023 0.37 0.17 0.57 36 – – – –
Qin et al. 2023 0.45 0.40 – 45 – – – –
He et al. 2022 – 0.75 – 40 – – – –
He et al. 2022 0.31 0.12 – 25 -0.419 – – –

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

Cluster % RA DEC Plx pmRA pmDE Rv UTI
LISC-III 3611 60.0 76.33 9.03 2.53 0.81 -4.54 15.56 0.17

💡 Note: The % column shows the percentage of members that CWNU 522 shares with each listed object.

Visualization
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CWNU 522 UCC
CWNU 522 HUNT23
Galactocentric position diagram