OC 0431

Click to load Aladin Lite
UTI:
UCC Trust Index

C_N C_dens C_C3 C_lit C_dup
0.0 0.17 0.75 0.33 0.0
C3
N_50
r_50
AB 20 1.7
Summary

OC 0431 is a sparse, very loose object of high C3 quality. It is located at a large distance from the Sun, below the mid-plane. It was recently reported in the literature.

Warning: This is very likely a duplicate object, which shares a large percentage of members with at least one previously 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
Hao et al. (2022) 117.982 -30.61 0.102 -1.413 1.826 78.78
Hunt & Reffert (2023) 117.931 -30.639 0.11 -1.404 1.852 114.099
Cavallo et al. (2024) 117.955 -30.626 0.104 – – –
Hu & Soubiran (2025) 117.955 -30.626 – – – –
           
UCC 117.961 -30.618 0.102 -1.398 1.863 94.718
Galactocentric position Galactocentric position diagram

How are the galactocentric plots generated?

Search coordinates in CDS | Simbad

Estimated members

OC 0431 UCC
OC 0431 HUNT23

Explore data in Colab

Fundamental parameters

Reference Values
Hao et al. (2022) AG=1.08, age=8.9, Z=0.028
Hunt & Reffert (2023) AV50=3.14, diffAV50=2.39, MOD50=14.454, logAge50=8.442
Cavallo et al. (2024) AV50=2.31, dMod50=14.45, logAge50=9.09, [Fe/H]50=-0.29
Hu & Soubiran (2025) MA22=-0.2, MA23f=-0.37, MA23g=-0.29, MZ23=-0.4, MK24=-0.36, MF24=-0.28

Search coordinates in Bayestar19

Cluster region map

Objects with shared members

Cluster % RA DEC Plx pmRA pmDE Rv UTI
Teutsch 62 100.0 117.95 -30.63 0.11 -1.47 1.86 94.72 0.52