UBC 121

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UTI:
UCC Trust Index

C_N C_dens C_C3 C_lit C_dup
0.7 1.0 0.75 0.58 1.0
C3
N_50
r_50
AB 90 5.6
Summary

UBC 121 is a moderately populated, very dense object of high C3 quality. It is located at a relatively close distance from the Sun, near the mid-plane. It is moderately studied in the literature.

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

Search object in SciX | Simbad

Positions

Reference RA DEC Plx pmRA pmDE Rv
Castro-Ginard et al. (2020) 288.893 12.855 0.565 -1.248 -3.347 –
Cantat-Gaudin et al. (2020) 288.891 12.844 0.567 -1.238 -3.355 –
Dias et al. (2021) 288.906 12.859 0.553 -1.252 -3.346 –
Hunt & Reffert (2023) 288.879 12.847 0.578 -1.261 -3.386 -9.078
Cavallo et al. (2024) 288.891 12.838 0.587 – – –
Hunt & Reffert (2024) 288.879 12.847 0.578 -1.261 -3.386 -9.078
Almeida et al. (2025) 288.906 12.859 – – – –
           
UCC 288.888 12.84 0.587 -1.255 -3.389 -25.612
Galactocentric position Galactocentric position diagram

How are the galactocentric plots generated?

Search coordinates in CDS | Simbad

Estimated members

UBC 121 UCC
UBC 121 HUNT23
UBC 121 CANTAT20

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Fundamental parameters

Reference Values
Cantat-Gaudin et al. (2020) AVNN=2.19, DistPc=1607.0, AgeNN=8.21
Dias et al. (2021) Av=2.842, Dist=1640, logage=7.091, [Fe/H]=0.024
Hunt & Reffert (2023) AV50=3.402, diffAV50=2.381, MOD50=10.996, logAge50=7.656
Cavallo et al. (2024) AV50=3.12, dMod50=11.21, logAge50=8.26, [Fe/H]50=0.58
Hunt & Reffert (2024) MassJ=1202.22, MassTot=1202.22
Almeida et al. (2025) AV=2.842, Dist=1640, logAge=7.091, MassRk=553.5

Search coordinates in Bayestar19

Cluster region map

Objects with shared members

Cluster % RA DEC Plx pmRA pmDE Rv UTI
CWWDL 2361 77.8 288.89 12.84 0.59 -1.26 -3.4 0.68 0.01