ESO 134 12

(MWSC 2248)

N_50

r_50

153

2.5

Summary

ESO 134 12 is a rich, very dense object of very high C3 quality. It is located at a moderate 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
Dias et al. (2002)	221.192	-59.165	–	-2.95	-4.04	–
Kharchenko et al. (2012)	221.197	-59.142	–	-5.35	0.65	–
Cantat-Gaudin et al. (2018)	221.22	-59.158	0.415	-5.182	-3.122	–
Bica et al. (2019)	221.192	-59.169	–	–	–	–
Cantat-Gaudin et al. (2020)	221.22	-59.158	0.415	-5.182	-3.122	–
Dias et al. (2021)	221.212	-59.154	0.417	-5.156	-3.118	–
Hunt & Reffert (2023)	221.226	-59.154	0.427	-5.266	-3.096	-67.772
Cavallo et al. (2024)	221.205	-59.157	0.433	–	–	–
Hunt & Reffert (2024)	221.226	-59.154	0.427	-5.266	-3.096	-67.772
Almeida et al. (2025)	221.212	-59.154	–	–	–	–

UCC	221.229	-59.154	0.421	-5.248	-3.103	-67.506

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
Dias et al. (2002)	`E(B-V)=0.937, Dist=2088.0, Age=8.9`
Kharchenko et al. (2012)	`e_bv=0.937, distance=2088, log_age=8.9`
Cantat-Gaudin et al. (2018)	`dmode=2253.2`
Cantat-Gaudin et al. (2020)	`AVNN=2.53, DistPc=2420.0, AgeNN=8.18`
Dias et al. (2021)	`Av=2.823, Dist=2178, logage=7.117, [Fe/H]=0.072`
Hunt & Reffert (2023)	`AV50=2.979, diffAV50=2.489, MOD50=11.581, logAge50=8.169`
Cavallo et al. (2024)	`AV50=2.57, dMod50=11.76, logAge50=8.61, [Fe/H]50=0.52`
Hunt & Reffert (2024)	`MassJ=873.684, MassTot=920.498`
Almeida et al. (2025)	`AV=2.823, Dist=2178, logAge=7.117, MassRk=543.7`

Search coordinates in Bayestar19

Cluster region map

Objects with shared members

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
OC 0617	26.8	221.22	-59.16	0.45	-5.25	-3.1	-102.8	0.0