HSC 759

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0.28 UTI
0.8
CN
0.23
Cdens
1.0
CC3
0.0
Clit
0.68
Cdup
Radius (P>50% members) 483.3 [arcmin]
  • CN 0.8 Rich
  • Cdens 0.23 Very loose
  • CC3 1.0 Very high quality
  • Clit 0.0 Rarely studied
  • Cdup 0.68 Likely unique

Overview

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HSC 759 is a rich, very loose object of very high C3 quality. Its parallax locates it at a very close distance, above 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.

Note: This is likely a unique object, which shares a moderate 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 – 217.139 56.046 10.088 -16.242 -3.025 -6.114
Zhang et al. 2024 225.147 59.386 – – – –
Cavallo et al. 2024 215.891 53.702 10.19 – – –
Hunt & Reffert 2023 225.147 59.386 10.162 -16.195 -3.64 -7.771

💡 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 – – – – 0.156* – – –
Cavallo et al. 2024 0.10 0.65 – 170 0.020 – – –
Hunt & Reffert 2023 0.10 0.05 0.57 149 – – – –

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

Cluster % RA DEC Plx pmRA pmDE Rv UTI
GroupX b 31.7 227.21 58.04 9.32 -14.43 -1.39 -6.3 0.3
GroupX a 23.2 209.44 52.33 10.66 -18.07 -4.56 -4.78 0.28

💡 Note: The % column shows the percentage of members that HSC 759 shares with each listed object.

Visualization

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