HSC 598

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0.06 UTI
0.26
CN
0.12
Cdens
0.38
CC3
0.0
Clit
0.38
Cdup
Radius (P>50% members) 122.3 [arcmin]
  • CN 0.26 Poorly populated
  • Cdens 0.12 Very loose
  • CC3 0.38 Low quality
  • Clit 0.0 Rarely studied
  • Cdup 0.38 Possibly duplicate

Overview

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HSC 598 is a poorly populated, very loose object of low 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, intermediate-age cluster (see Parameters). It was recently reported in the literature.

âš ī¸ Warning: This is possibly a duplicate object, which shares a significant percentage of members with at least one previously reported entry. See table with shared members information.

Very close Low extinction Near-solar metallicity Intermediate age

Cavallo et al. (2024)
Gold sample.

Hunt & Reffert (2024)
Classified as a moving group.

Data

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Reference Year RA [deg] DEC [deg] Plx [mas] pmRA [mas/yr] pmDE [mas/yr] Rv [km/s]
UCC – 335.012 13.286 5.308 15.507 -11.201 5.541
Zhang et al. 2024 335.216 13.209 – – – –
Cavallo et al. 2024 333.647 12.687 5.323 – – –
Hunt & Reffert 2023 335.216 13.209 5.353 15.604 -11.264 -1.368

💡 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 – – – – 0.031* – – –
Cavallo et al. 2024 0.19 0.43 – 89 -0.030 – – –
Hunt & Reffert 2023 0.19 0.08 0.36 163 – – – –

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

Cluster % RA DEC Plx pmRA pmDE Rv UTI
CWNU 1091 61.5 333.23 12.6 5.25 15.09 -10.85 -2.47 0.13

💡 Note: The % column shows the percentage of members that HSC 598 shares with each listed object.

Visualization

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