Theia 93

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UTI:
UCC Trust Index

C_N C_dens C_C3 C_lit C_dup
0.27 1.0 0.75 0.25 1.0
C3
N_50
r_50
AB 27 43.2
Summary

Theia 93 is a poorly populated, very dense object of high C3 quality. It is located at a very close distance from the Sun, near the mid-plane. It was recently reported in the literature.

This object shares a significant percentage of members with a later reported entry.

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Positions

Reference RA DEC Plx pmRA pmDE Rv
He et al. (2022) 81.147 24.736 5.603 1.209 -18.119 –
Hunt & Reffert (2023) 80.775 24.624 5.698 1.836 -18.222 12.957
Cavallo et al. (2024) 80.901 24.36 5.699 – – –
           
UCC 81.282 24.59 5.651 1.444 -18.212 16.341
Galactocentric position Galactocentric position diagram

How are the galactocentric plots generated?

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Estimated members

Theia 93 UCC
Theia 93 HUNT23

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Fundamental parameters

Reference Values
He et al. (2022) A0=0.05, logAge=6.75
Hunt & Reffert (2023) AV50=1.079, diffAV50=1.693, MOD50=6.218, logAge50=7.054
Cavallo et al. (2024) AV50=1.5, dMod50=6.17, logAge50=8.05, [Fe/H]50=0.44

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Cluster region map

Objects with shared members

Cluster % RA DEC Plx pmRA pmDE Rv UTI
OCSN 274 70.4 80.98 24.76 5.59 1.19 -18.07 14.86 0.13