Theia 974

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UTI:
UCC Trust Index

C_N C_dens C_C3 C_lit C_dup
0.44 1.0 0.62 0.33 0.04
C3
N_50
r_50
CA 44 6.4
Summary

Theia 974 is a poorly populated, very dense object of intermediate C3 quality. It is located at a close distance from the Sun, above the mid-plane. It was recently reported in the literature.

Warning: This is very likely a duplicate object, which shares a large percentage of members with at least one previously reported entry.

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Positions

Reference RA DEC Plx pmRA pmDE Rv
He et al. (2022) 4.067 64.975 1.333 -0.904 0.607 –
Hunt & Reffert (2023) 4.076 64.966 1.343 -0.89 0.643 -3.403
Cavallo et al. (2024) 4.154 64.949 1.341 – – –
Hunt & Reffert (2024) 4.076 64.966 1.343 -0.89 0.643 -3.403
           
UCC 4.079 64.976 1.333 -0.9 0.62 -3.658
Galactocentric position Galactocentric position diagram

How are the galactocentric plots generated?

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Estimated members

Theia 974 UCC
Theia 974 HUNT23

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Fundamental parameters

Reference Values
He et al. (2022) A0=2.0, logAge=7.7
Hunt & Reffert (2023) AV50=1.72, diffAV50=1.292, MOD50=9.236, logAge50=8.075
Cavallo et al. (2024) AV50=1.94, dMod50=9.54, logAge50=7.73, [Fe/H]50=0.03
Hunt & Reffert (2024) MassJ=151.496, MassTot=166.102

Search coordinates in Bayestar19

Cluster region map

Objects with shared members

Cluster % RA DEC Plx pmRA pmDE Rv UTI
OC 0225 95.5 4.1 64.98 1.33 -0.9 0.61 -3.66 0.41