Theia 100

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UTI:
UCC Trust Index

C_N C_dens C_C3 C_lit C_dup
0.68 0.35 1.0 0.0 0.25
C3
N_50
r_50
AA 87 49.5
Summary

Theia 100 is a moderately populated, loose object of very high C3 quality. It is located at a very close distance from the Sun, below 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) 346.888 46.068 2.066 -0.826 -3.143 -13.655
Cavallo et al. (2024) 346.969 45.567 2.062 – – –
           
UCC 346.904 45.932 2.036 -0.806 -3.026 -12.975
Galactocentric position Galactocentric position diagram

How are the galactocentric plots generated?

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Estimated members

Theia 100 UCC
Theia 100 HUNT23

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Fundamental parameters

Reference Values
Hunt & Reffert (2023) AV50=0.332, diffAV50=0.675, MOD50=8.328, logAge50=7.194
Cavallo et al. (2024) AV50=0.74, dMod50=8.49, logAge50=6.87, [Fe/H]50=-0.13

Search coordinates in Bayestar19

Cluster region map

Objects with shared members

Cluster % RA DEC Plx pmRA pmDE Rv UTI
Theia 824 74.7 346.9 45.45 2.04 -0.78 -3.31 -13.76 0.45
OCSN 35 16.1 347.01 45.29 2.07 -0.72 -3.54 -16.54 0.02