UPK 502

N_50

r_50

9.2

Summary

UPK 502 is a moderately populated, very dense object of high C3 quality. It is located at a close distance from the Sun, near the mid-plane. It is well-studied in the literature.

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

Search object in SciX | Simbad

Positions

Reference	RA	DEC	Plx	pmRA	pmDE	Rv
Sim et al. (2019)	124.316	-37.829	–	-8.08	5.61	–
Cantat-Gaudin et al. (2020)	124.371	-37.798	1.397	-8.119	5.621	–
Dias et al. (2021)	124.341	-37.816	1.405	-8.091	5.629	–
He et al. (2022)	124.326	-37.792	1.433	-8.09	5.665	–
Hunt & Reffert (2023)	124.359	-37.779	1.431	-8.063	5.714	31.052
Cavallo et al. (2024)	124.347	-37.82	1.434	–	–	–
Hunt & Reffert (2024)	124.359	-37.779	1.431	-8.063	5.714	31.052
Alfonso et al. (2024)	124.287	-37.81	1.405	-8.053	5.706	–
Almeida et al. (2025)	124.341	-37.816	–	–	–	–

UCC	124.363	-37.774	1.429	-8.079	5.666	31.897

Galactocentric position

How are the galactocentric plots generated?

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Estimated members

1 2 3

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Fundamental parameters

Reference	Values
Sim et al. (2019)	`d_pc=699, log(age)=7.85`
Cantat-Gaudin et al. (2020)	`AVNN=0.17, DistPc=715.0, AgeNN=7.86`
Dias et al. (2021)	`Av=0.277, Dist=686, logage=8.293, [Fe/H]=0.158`
Tarricq et al. (2022)	`Dist=700, logAgeNN=7.89`
He et al. (2022)	`A0=0.6, logAge=7.8`
Hunt & Reffert (2023)	`AV50=0.247, diffAV50=0.557, MOD50=9.103, logAge50=8.015`
Cavallo et al. (2024)	`AV50=0.68, dMod50=9.25, logAge50=7.57, [Fe/H]50=-0.4`
Hunt & Reffert (2024)	`MassJ=70.5790, MassTot=92.2569`
Alfonso et al. (2024)	`AV=0.17022, MOD=9.26965, logAge=8.35212, Z=0.15825`
Almeida et al. (2025)	`AV=0.277, Dist=686, logAge=8.293, MassRk=86.8`

Search coordinates in Bayestar19

Cluster region map

Objects with shared members

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
CWWDL 14382	46.2	124.33	-37.81	1.44	-8.09	5.69	31.74	0.0