HSC 644

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UTI:
UCC Trust Index

C_N C_dens C_C3 C_lit C_dup
0.34 0.14 0.5 0.25 1.0
C3
N_50
r_50
BB 34 6.6
Summary

HSC 644 is a poorly populated, very loose object of intermediate C3 quality. It is located at a moderate 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) 310.462 43.399 0.296 -2.459 -4.198 –
Cavallo et al. (2024) 310.449 43.453 0.288 – – –
Hunt & Reffert (2024) 310.462 43.399 0.296 -2.459 -4.198 –
           
UCC 310.454 43.428 0.275 -2.454 -4.192 -44.139
Galactocentric position Galactocentric position diagram

How are the galactocentric plots generated?

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Estimated members

HSC 644 UCC
HSC 644 HUNT23

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Fundamental parameters

Reference Values
Hunt & Reffert (2023) AV50=5.482, diffAV50=2.477, MOD50=12.501, logAge50=6.824
Cavallo et al. (2024) AV50=4.43, dMod50=12.53, logAge50=7.31, [Fe/H]50=0.73
Hunt & Reffert (2024) MassJ=799.309, MassTot=828.199

Search coordinates in Bayestar19

Cluster region map

Objects with shared members

Cluster % RA DEC Plx pmRA pmDE Rv UTI
CWNU 3888 91.2 310.46 43.45 0.28 -2.45 -4.19 -44.14 0.03