HSC 528

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UTI:
UCC Trust Index

C_N C_dens C_C3 C_lit C_dup
0.27 1.0 0.75 0.33 1.0
C3
N_50
r_50
BA 27 0.7
Summary

HSC 528 is a poorly populated, very dense object of high C3 quality. It is located at a large distance from the Sun, above the mid-plane. It was recently reported in the literature.

This object shares a large percentage of members with a later reported entry.

Search object in SciX | Simbad

Positions

Reference RA DEC Plx pmRA pmDE Rv
Hunt & Reffert (2023) 297.705 30.211 0.104 -2.531 -4.704 –
Cavallo et al. (2024) 297.706 30.213 0.106 – – –
Hunt & Reffert (2024) 297.705 30.211 0.104 -2.531 -4.704 –
Hu & Soubiran (2025) 297.706 30.213 – – – –
           
UCC 297.708 30.208 0.117 -2.536 -4.704 -40.481
Galactocentric position Galactocentric position diagram

How are the galactocentric plots generated?

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Estimated members

HSC 528 UCC
HSC 528 HUNT23

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Fundamental parameters

Reference Values
Hunt & Reffert (2023) AV50=3.303, diffAV50=0.671, MOD50=14.611, logAge50=8.705
Cavallo et al. (2024) AV50=2.86, dMod50=13.38, logAge50=9.16, [Fe/H]50=0.07
Hunt & Reffert (2024) MassJ=2656.48, MassTot=2696.53
Hu & Soubiran (2025) MA22=-0.31, MA23f=-0.16, MK24=-0.01, MF24=0.01

Search coordinates in Bayestar19

Cluster region map

Objects with shared members

Cluster % RA DEC Plx pmRA pmDE Rv UTI
CWNU 3137 100.0 297.71 30.21 0.14 -2.54 -4.7 -40.48 0.11