CWNU 85

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0.65 UTI
0.77
CN
1.0
Cdens
1.0
CC3
0.25
Clit
1.0
Cdup
Radius (P>50% members) 5.6 [arcmin]
  • CN 0.77 Rich
  • Cdens 1.0 Very dense
  • CC3 1.0 Very high quality
  • Clit 0.25 Poorly studied
  • Cdup 1.0 Unique

Overview

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CWNU 85 is a rich, very dense object of very high C3 quality. Its parallax locates it at a moderate distance, near the mid-plane, affected by high 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 2 later reported entries. See table with shared members information.

Relatively close High extinction Near-solar metallicity Young

Cavallo et al. (2024)
Silver sample.

Data

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Reference Year RA [deg] DEC [deg] Plx [mas] pmRA [mas/yr] pmDE [mas/yr] Rv [km/s]
UCC – 257.92 -41.335 0.415 -0.729 -2.704 -17.362
Hunt & Reffert 2024 257.952 -41.343 0.418 -0.72 -2.698 8.56
Cavallo et al. 2024 257.913 -41.353 0.419 – – –
Hunt & Reffert 2023 257.952 -41.343 0.418 -0.72 -2.698 8.56
He et al. 2022 257.934 -41.356 0.43 -0.74 -2.69 -19.1

💡 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 – – – – – 744* – –
Cavallo et al. 2024 2.06 3.54 – 34 0.200 – – –
Hunt & Reffert 2023 2.22 3.33 2.43 12 – – – –
He et al. 2022 1.82 4.08 – 25 0.274 – – –

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

Cluster % RA DEC Plx pmRA pmDE Rv UTI
CWWDL 944 52.3 257.88 -41.36 0.42 -0.75 -2.72 -20.1 0.07
Theia 1875 9.4 257.69 -41.5 0.42 -0.75 -2.71 -12.72 0.03

💡 Note: The % column shows the percentage of members that CWNU 85 shares with each listed object.

Visualization

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