HSC 1700

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0.29 UTI
0.26
CN
0.44
Cdens
0.25
CC3
0.25
Clit
1.0
Cdup
Radius (P>50% members) 6.5 [arcmin]
  • CN 0.26 Poorly populated
  • Cdens 0.44 Loose
  • CC3 0.25 Low quality
  • Clit 0.25 Poorly studied
  • Cdup 1.0 Unique

Overview

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HSC 1700 is a poorly populated, loose object of low C3 quality. Its parallax locates it at a relatively close distance, near the mid-plane, affected by low extinction. It is catalogued as a near-solar metallicity, intermediate-age cluster, but with a large variance across recent sources for the metallicity parameter (see Parameters). It was recently reported in the literature.
Relatively close Low extinction Near-solar metallicity Intermediate age

Cavallo et al. (2024)
Gold sample.

Data

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Reference Year RA [deg] DEC [deg] Plx [mas] pmRA [mas/yr] pmDE [mas/yr] Rv [km/s]
UCC – 102.437 -3.425 0.55 -0.794 1.579 37.807
Hu & Soubiran 2025 102.44 -3.403 – – – –
Hunt & Reffert 2024 102.419 -3.414 0.562 -0.844 1.568 57.237
Cavallo et al. 2024 102.44 -3.403 0.566 – – –
Hunt & Reffert 2023 102.419 -3.414 0.562 -0.844 1.568 57.237

💡 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
Hu & Soubiran 2025 – – – – -0.270* – – –
Hunt & Reffert 2024 – – – – – 97* – –
Cavallo et al. 2024 1.67 0.41 – 1122 0.350 – – –
Hunt & Reffert 2023 1.67 0.38 1.02 635 – – – –

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

Visualization

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