HSC 284

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UTI:
UCC Trust Index

C_N C_dens C_C3 C_lit C_dup
0.31 1.0 0.62 0.25 1.0
C3
N_50
r_50
CA 31 2.1
Summary

HSC 284 is a poorly populated, very dense object of intermediate C3 quality. It is located at a moderate distance from the Sun, near 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) 280.303 -3.911 0.253 -1.497 -3.958 57.411
Cavallo et al. (2024) 280.294 -3.909 0.255 – – –
Hunt & Reffert (2024) 280.303 -3.911 0.253 -1.497 -3.958 57.411
           
UCC 280.295 -3.908 0.252 -1.515 -3.945 57.61
Galactocentric position Galactocentric position diagram

How are the galactocentric plots generated?

Search coordinates in CDS | Simbad

Estimated members

HSC 284 UCC
HSC 284 HUNT23

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Fundamental parameters

Reference Values
Hunt & Reffert (2023) AV50=4.648, diffAV50=2.427, MOD50=12.587, logAge50=8.06
Cavallo et al. (2024) AV50=4.6, dMod50=13.42, logAge50=7.21, [Fe/H]50=0.28
Hunt & Reffert (2024) MassJ=1200.15, MassTot=1298.78

Search coordinates in Bayestar19

Cluster region map

Objects with shared members

Cluster % RA DEC Plx pmRA pmDE Rv UTI
CWNU 3599 100.0 280.3 -3.91 0.25 -1.52 -3.94 57.45 0.19