Theia 1957

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UTI:
UCC Trust Index

C_N C_dens C_C3 C_lit C_dup
0.0 0.09 1.0 0.25 0.12
C3
N_50
r_50
AA 15 7.0
Summary

Theia 1957 is a sparse, very loose object of very high C3 quality. It is located at a moderate distance from the Sun, below the mid-plane. It was recently reported in the literature.

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

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

Search object in SciX | Simbad

Positions

Reference RA DEC Plx pmRA pmDE Rv
Hunt & Reffert (2023) 286.556 3.342 0.329 -1.223 -3.673 5.696
Cavallo et al. (2024) 286.502 3.328 0.332 – – –
Hunt & Reffert (2024) 286.556 3.342 0.329 -1.223 -3.673 5.696
           
UCC 286.505 3.306 0.344 -1.208 -3.655 -18.587
Galactocentric position Galactocentric position diagram

How are the galactocentric plots generated?

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Estimated members

Theia 1957 UCC
Theia 1957 HUNT23

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Fundamental parameters

Reference Values
Hunt & Reffert (2023) AV50=2.522, diffAV50=2.503, MOD50=12.082, logAge50=7.444
Cavallo et al. (2024) AV50=2.61, dMod50=12.16, logAge50=7.36, [Fe/H]50=0.41
Hunt & Reffert (2024) MassJ=1179.96, MassTot=1293.70

Search coordinates in Bayestar19

Cluster region map

Objects with shared members

Cluster % RA DEC Plx pmRA pmDE Rv UTI
UBC 1051 88.0 286.48 3.31 0.33 -1.18 -3.64 -9.26 0.37