Theia 1858

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UTI:
UCC Trust Index

C_N C_dens C_C3 C_lit C_dup
0.75 0.75 0.75 0.25 0.36
C3
N_50
r_50
AB 108 16.0
Summary

Theia 1858 is a rich, dense object of high C3 quality. It is located at a relatively close distance from the Sun, near the mid-plane. It was recently reported in the literature.

Warning: This is possibly a duplicated object, which shares a significant percentage of members with at least one previously reported entry.

Search object in SciX | Simbad

Positions

Reference RA DEC Plx pmRA pmDE Rv
Hunt & Reffert (2023) 135.734 -46.726 0.854 -6.045 3.961 19.058
Cavallo et al. (2024) 135.676 -46.698 0.856 – – –
Hunt & Reffert (2024) 135.734 -46.726 0.854 -6.045 3.961 19.058
           
UCC 135.75 -46.727 0.87 -6.089 3.987 8.702
Galactocentric position Galactocentric position diagram

How are the galactocentric plots generated?

Search coordinates in CDS | Simbad

Estimated members

Theia 1858 UCC
Theia 1858 HUNT23

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Fundamental parameters

Reference Values
Hunt & Reffert (2023) AV50=2.956, diffAV50=2.721, MOD50=10.24, logAge50=7.456
Cavallo et al. (2024) AV50=2.85, dMod50=10.6, logAge50=7.61, [Fe/H]50=0.69
Hunt & Reffert (2024) MassJ=475.814, MassTot=517.117

Search coordinates in Bayestar19

Cluster region map

Objects with shared members

Cluster % RA DEC Plx pmRA pmDE Rv UTI
CWWDL 14384 63.9 135.76 -46.73 0.87 -6.11 4.01 12.22 0.26
OC 0496 25.9 135.71 -46.74 0.87 -6.08 4.02 26.5 0.28
CWNU 188 23.1 135.69 -46.73 0.88 -6.11 4.01 26.5 0.04