Theia 2121

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C3
N_50
r_50
BB 15 8.6
Summary

Theia 2121 is a sparse, very loose object of intermediate C3 quality. It is located at a moderate distance from the Sun, below the mid-plane. It was recently reported in the literature.

Warning: contains less than 25 stars with P>0.5 estimated.

Warning: the low UTI value and no obvious signs of duplication (C_dup=1.0) indicates that this is quite probably an asterism, moving group, or artifact, and not a real open cluster.

Search object in SciX | Simbad

Positions

Reference RA DEC Plx pmRA pmDE Rv
Hunt & Reffert (2023) 149.441 -58.06 0.229 -5.975 4.269
Cavallo et al. (2024) 149.58 -57.878 0.226
           
UCC 149.442 -58.059 0.229 -6.008 4.259
Galactocentric position Galactocentric position diagram

How are the galactocentric plots generated?

Search coordinates in CDS | Simbad

Estimated members

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Fundamental parameters

Reference Values
Hunt & Reffert (2023) AV50=3.855, diffAV50=2.028, MOD50=13.059, logAge50=7.524
Cavallo et al. (2024) AV50=3.33, dMod50=12.39, logAge50=8.13, [Fe/H]50=0.74

Search coordinates in Bayestar19

Cluster region map