HSC 1789

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UTI:
UCC Trust Index

C_N C_dens C_C3 C_lit C_dup
0.0 0.59 0.5 0.33 1.0
C3
N_50
r_50
BB 21 1.8
Summary

HSC 1789 is a sparse, moderately dense object of intermediate 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.

Warning: contains less than 25 stars with P>0.5 estimated.

Search object in SciX | Simbad

Positions

Reference RA DEC Plx pmRA pmDE Rv
Hunt & Reffert (2023) 110.082 -12.129 0.194 -0.911 0.659 99.163
Cavallo et al. (2024) 110.073 -12.11 0.193 – – –
Hunt & Reffert (2024) 110.082 -12.129 0.194 -0.911 0.659 99.163
Hu & Soubiran (2025) 110.073 -12.11 – – – –
           
UCC 110.085 -12.137 0.197 -0.946 0.636 111.348
Galactocentric position Galactocentric position diagram

How are the galactocentric plots generated?

Search coordinates in CDS | Simbad

Estimated members

HSC 1789 UCC
HSC 1789 HUNT23

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Fundamental parameters

Reference Values
Hunt & Reffert (2023) AV50=1.403, diffAV50=1.936, MOD50=13.186, logAge50=8.731
Cavallo et al. (2024) AV50=2.14, dMod50=12.44, logAge50=8.79, [Fe/H]50=-0.62
Hunt & Reffert (2024) MassJ=250.588, MassTot=541.028
Hu & Soubiran (2025) MA22=-0.29, MA23f=-0.5, MA23g=-0.38, MZ23=-0.55, MK24=-0.26, MF24=-0.48

Search coordinates in Bayestar19

Cluster region map

Objects with shared members

Cluster % RA DEC Plx pmRA pmDE Rv UTI
CWNU 3156 80.0 110.09 -12.13 0.2 -0.96 0.64 103.81 0.07