HSC 257

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UTI:
UCC Trust Index

C_N C_dens C_C3 C_lit C_dup
0.0 0.52 0.5 0.25 1.0
C3
N_50
r_50
BB 24 4.7
Summary

HSC 257 is a sparse, moderately dense 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.

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) 278.466 -4.955 0.438 -1.176 -3.628 –
Cavallo et al. (2024) 278.493 -4.93 0.438 – – –
Hunt & Reffert (2024) 278.466 -4.955 0.438 -1.176 -3.628 –
           
UCC 278.465 -4.948 0.45 -1.176 -3.616 71.332
Galactocentric position Galactocentric position diagram

How are the galactocentric plots generated?

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Estimated members

HSC 257 UCC
HSC 257 HUNT23

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Fundamental parameters

Reference Values
Hunt & Reffert (2023) AV50=3.212, diffAV50=1.945, MOD50=11.6, logAge50=7.419
Cavallo et al. (2024) AV50=3.15, dMod50=11.85, logAge50=7.98, [Fe/H]50=0.03
Hunt & Reffert (2024) MassJ=313.860, MassTot=218.685

Search coordinates in Bayestar19

Cluster region map