Theia 3455

Click to load Aladin Lite
UTI:
UCC Trust Index

C_N C_dens C_C3 C_lit C_dup
0.0 0.19 0.75 0.33 0.16
C3
N_50
r_50
AB 24 9.0
Summary

Theia 3455 is a sparse, very loose object of high C3 quality. It is located at a relatively close distance from the Sun, above the mid-plane. It was recently reported in the literature.

Warning: This is 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
Hunt & Reffert (2023) 282.218 9.383 0.523 -0.147 -1.377 24.033
Cavallo et al. (2024) 282.172 9.458 0.523 – – –
Hunt & Reffert (2024) 282.218 9.383 0.523 -0.147 -1.377 24.033
Hu & Soubiran (2025) 282.172 9.458 – – – –
           
UCC 282.2 9.424 0.522 -0.157 -1.387 17.439
Galactocentric position Galactocentric position diagram

How are the galactocentric plots generated?

Search coordinates in CDS | Simbad

Estimated members

Theia 3455 UCC
Theia 3455 HUNT23

Explore data in Colab

Fundamental parameters

Reference Values
Hunt & Reffert (2023) AV50=1.843, diffAV50=1.394, MOD50=11.363, logAge50=8.762
Cavallo et al. (2024) AV50=1.85, dMod50=11.19, logAge50=8.8, [Fe/H]50=0.22
Hunt & Reffert (2024) MassJ=75.5855, MassTot=153.602
Hu & Soubiran (2025) MA22=0.02, MA23f=-0.21, MZ23=0.03, MK24=-0.17, MF24=-0.03

Search coordinates in Bayestar19

Cluster region map

Objects with shared members

Cluster % RA DEC Plx pmRA pmDE Rv UTI
CWNU 2694 84.0 282.18 9.47 0.52 -0.16 -1.39 23.33 0.25