HSC 1643

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UTI:
UCC Trust Index

C_N C_dens C_C3 C_lit C_dup
0.28 0.15 0.38 0.33 1.0
C3
N_50
r_50
CB 28 3.4
Summary

HSC 1643 is a poorly populated, very loose object of low 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) 103.217 5.438 0.164 -0.009 -0.823 72.222
Cavallo et al. (2024) 103.219 5.443 0.164 – – –
Hunt & Reffert (2024) 103.217 5.438 0.164 -0.009 -0.823 72.222
Hu & Soubiran (2025) 103.219 5.443 – – – –
           
UCC 103.225 5.455 0.161 -0.008 -0.841 72.698
Galactocentric position Galactocentric position diagram

How are the galactocentric plots generated?

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Estimated members

HSC 1643 UCC
HSC 1643 HUNT23

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Fundamental parameters

Reference Values
Hunt & Reffert (2023) AV50=1.547, diffAV50=2.127, MOD50=13.292, logAge50=8.756
Cavallo et al. (2024) AV50=1.21, dMod50=13.23, logAge50=9.14, [Fe/H]50=-0.19
Hunt & Reffert (2024) MassJ=296.379, MassTot=408.249
Hu & Soubiran (2025) MA22=-0.29, MA23f=-0.38, MA23g=-0.37, MZ23=-0.53, MK24=-0.44, MF24=-0.44

Search coordinates in Bayestar19

Cluster region map

Objects with shared members

Cluster % RA DEC Plx pmRA pmDE Rv UTI
CWNU 3204 100.0 103.23 5.46 0.17 -0.01 -0.82 70.77 0.12