Theia 4208

Click to load Aladin Lite
UTI:
UCC Trust Index

C_N C_dens C_C3 C_lit C_dup
0.65 0.83 1.0 0.33 1.0
C3
N_50
r_50
AA 80 9.6
Summary

Theia 4208 is a moderately populated, dense object of very high C3 quality. It is located at a relatively close distance from the Sun, below the mid-plane. It was recently reported in the literature.

This object shares a significant percentage of members with a later reported entry.

Search object in SciX | Simbad

Positions

Reference RA DEC Plx pmRA pmDE Rv
Hunt & Reffert (2023) 280.417 -19.647 0.629 1.611 0.979 -22.182
Cavallo et al. (2024) 280.441 -19.644 0.63 – – –
Hunt & Reffert (2024) 280.417 -19.647 0.629 1.611 0.979 -22.182
Hu & Soubiran (2025) 280.441 -19.644 – – – –
           
UCC 280.441 -19.653 0.636 1.608 1.003 -24.345
Galactocentric position Galactocentric position diagram

How are the galactocentric plots generated?

Search coordinates in CDS | Simbad

Estimated members

Theia 4208 UCC
Theia 4208 HUNT23

Explore data in Colab

Fundamental parameters

Reference Values
Hunt & Reffert (2023) AV50=0.905, diffAV50=0.53, MOD50=10.905, logAge50=8.792
Cavallo et al. (2024) AV50=1.18, dMod50=10.72, logAge50=8.87, [Fe/H]50=0.0
Hunt & Reffert (2024) MassJ=255.597, MassTot=450.404
Hu & Soubiran (2025) MA22=-0.22, MA23f=-0.3, MA23g=-0.07, MZ23=-0.14, MK24=-0.18, MF24=-0.23

Search coordinates in Bayestar19

Cluster region map

Objects with shared members

Cluster % RA DEC Plx pmRA pmDE Rv UTI
CWNU 3251 71.2 280.44 -19.68 0.64 1.62 1.0 -24.94 0.0