Theia 6978

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UTI:
UCC Trust Index

C_N C_dens C_C3 C_lit C_dup
0.77 1.0 0.75 0.33 0.0
C3
N_50
r_50
AB 162 2.6
Summary

Theia 6978 is a rich, very dense object of high C3 quality. It is located at a moderate 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
Hunt & Reffert (2023) 133.924 -38.567 0.245 -4.992 3.866 54.0
Cavallo et al. (2024) 133.918 -38.564 0.237 – – –
Hunt & Reffert (2024) 133.924 -38.567 0.245 -4.992 3.866 54.0
Hu & Soubiran (2025) 133.918 -38.564 – – – –
           
UCC 133.924 -38.568 0.236 -5.008 3.848 51.673
Galactocentric position Galactocentric position diagram

How are the galactocentric plots generated?

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Estimated members

Theia 6978 UCC
Theia 6978 HUNT23

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Fundamental parameters

Reference Values
Hunt & Reffert (2023) AV50=1.348, diffAV50=1.131, MOD50=12.824, logAge50=8.885
Cavallo et al. (2024) AV50=1.61, dMod50=12.4, logAge50=9.11, [Fe/H]50=-0.41
Hunt & Reffert (2024) MassJ=847.206, MassTot=857.696
Hu & Soubiran (2025) MA22=-0.19, MA23f=-0.36, MA23g=-0.28, MZ23=-0.14, MK24=-0.29, MF24=-0.2

Search coordinates in Bayestar19

Cluster region map

Objects with shared members

Cluster % RA DEC Plx pmRA pmDE Rv UTI
LISC 0901 100.0 133.92 -38.57 0.24 -4.98 3.86 53.53 0.52
UBC 1438 87.7 133.92 -38.57 0.23 -5.01 3.84 51.67 0.0
CWWDL 3104 50.6 133.93 -38.57 0.23 -5.01 3.84 49.16 0.0