Theia 2000

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UTI:
UCC Trust Index

C_N C_dens C_C3 C_lit C_dup
0.39 1.0 0.62 0.25 1.0
C3
N_50
r_50
AC 39 6.9
Summary

Theia 2000 is a poorly populated, very dense object of intermediate C3 quality. It is located at a relatively close distance from the Sun, near the mid-plane. It was recently reported in the literature.

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Positions

Reference RA DEC Plx pmRA pmDE Rv
Hunt & Reffert (2023) 114.132 -25.356 0.74 -4.903 4.888 32.455
Cavallo et al. (2024) 114.02 -24.761 0.741 – – –
Hunt & Reffert (2024) 114.132 -25.356 0.74 -4.903 4.888 32.455
           
UCC 114.109 -25.377 0.732 -4.95 4.86 26.834
Galactocentric position Galactocentric position diagram

How are the galactocentric plots generated?

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Estimated members

Theia 2000 UCC
Theia 2000 HUNT23

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Fundamental parameters

Reference Values
Hunt & Reffert (2023) AV50=0.383, diffAV50=1.755, MOD50=10.511, logAge50=7.33
Cavallo et al. (2024) AV50=0.63, dMod50=10.81, logAge50=7.09, [Fe/H]50=-0.15
Hunt & Reffert (2024) MassJ=91.9321, MassTot=332.367

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Cluster region map