RSG5

N_50

r_50

272

46.6

Summary

RSG5 is a rich, very dense object of very high C3 quality. It is located at a very close distance from the Sun, above the mid-plane. It is well-studied in the literature.

This object shares a large percentage of members with 3 later reported entries.

Search object in SciX | Simbad

Positions

Reference	RA	DEC	Plx	pmRA	pmDE	Rv
Roser et al. (2016)	303.67	45.59	–	3.41	2.22	–
Cantat-Gaudin et al. (2018)	303.482	45.574	2.945	3.573	1.605	–
Soubiran et al. (2018)	303.482	45.574	–	–	–	-6.91
Cantat-Gaudin et al. (2020)	303.482	45.574	2.945	3.573	1.605	–
Dias et al. (2021)	303.557	45.535	2.952	3.614	1.599	-6.875
He et al. (2022)	304.44	46.787	2.928	3.533	1.893	–
Hunt & Reffert (2023)	303.909	45.738	2.967	3.645	1.597	-3.413
Cavallo et al. (2024)	303.549	45.581	2.967	–	–	–
Hunt & Reffert (2024)	303.909	45.738	2.967	3.645	1.597	-3.413
Alfonso et al. (2024)	304.0	46.003	2.907	3.546	1.672	–
Almeida et al. (2025)	303.557	45.535	–	–	–	–

UCC	303.5	45.595	2.958	3.623	1.553	-7.389

Galactocentric position

How are the galactocentric plots generated?

Search coordinates in CDS | Simbad

Estimated members

1 2 3

Explore data in Colab

Fundamental parameters

Reference	Values
Roser et al. (2016)	`E(B-V)=0.04, Dist=355, logt=7.7`
Cantat-Gaudin et al. (2018)	`dmode=336.2`
Soubiran et al. (2018)	`dmode=336.2`
Cantat-Gaudin et al. (2020)	`AVNN=0.01, DistPc=328.0, AgeNN=7.54`
Dias et al. (2021)	`Av=0.209, Dist=328, logage=7.718, [Fe/H]=0.012`
He et al. (2022)	`A0=0.5, logAge=7.6`
Hunt & Reffert (2023)	`AV50=0.089, diffAV50=0.511, MOD50=7.61, logAge50=7.359`
Cavallo et al. (2024)	`AV50=0.51, dMod50=7.69, logAge50=7.33, [Fe/H]50=0.04`
Hunt & Reffert (2024)	`MassJ=109.642, MassTot=138.400`
Alfonso et al. (2024)	`AV=0.01022, MOD=7.57978, logAge=7.51285, Z=0.01253`
Almeida et al. (2025)	`AV=0.209, Dist=328, logAge=7.718, MassRk=180.3`

Search coordinates in Bayestar19

Cluster region map

Objects with shared members

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
OCSN 256	89.7	303.59	45.59	2.96	3.63	1.56	-7.39	0.01
LISC-III 3723	75.0	304.16	46.65	2.92	3.51	1.72	-7.45	0.27
OCSN 23	11.8	305.13	48.62	2.86	3.16	1.97	-7.7	0.52