RMC-4b

(MWSC 908)

0.50 UTI

0.77

C_N

1.0

C_dens

0.75

C_C3

0.0

C_lit

1.0

C_dup

C3 classification AB

Number of members (P>50%) 161

Radius (P>50% members) 5.8 [arcmin]

C_N 0.77 Rich
C_dens 1.0 Very dense
C_C3 0.75 High quality
C_lit 0.0 Rarely studied
C_dup 1.0 Unique

📥 Members 📊 Colab 🔬 Bayestar19 🔍 CDS 🔍 Simbad 🔍 CDS (α, δ) 🔍 Simbad (α, δ)

Overview

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RMC-4b is a rich, very dense object of high C3 quality. Its parallax locates it at a relatively close distance, near the mid-plane, affected by moderate extinction. It is catalogued as a low-mass, intermediate-age cluster (see Parameters). It is rarely studied in the literature.

Note: This object shares a moderate percentage of members with a later reported entry. See table with shared members information.

Relatively close Moderate extinction Low mass Intermediate age

Data

🔍 Search references for RMC-4b in: SciX Simbad

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Reference	Year	RA [deg]	DEC [deg]	Plx [mas]	pmRA [mas/yr]	pmDE [mas/yr]	Rv [km/s]
UCC	–	98.541	4.464	0.682	-1.584	0.16	25.772
Just et al.	2023	98.551	4.462	–	–	–	–
Kharchenko et al.	2016	98.551	4.462	–	–	–	–
Kharchenko et al.	2013	98.559	4.46	–	-0.75	-1.26	–

💡 Note: The UCC values are estimated from its identified members.

Reference	Year	Dist [kpc]	Av [mag]	DAv [mag]	Age [Myr]	[Fe/H] [dex]	Mass [Msun]	Bfr	BSS
Just et al.	2023	–	–	–	195	–	21	–	–
Kharchenko et al.	2016	1.17	1.94	–	195	–	–	–	–
Kharchenko et al.	2013	1.17	1.94	–	195	–	–	–	–

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
LP 39	34.2	98.6	4.43	0.68	-1.57	0.12	25.77	0.01

💡 Note: The % column shows the percentage of members that RMC-4b shares with each listed object.

Visualization

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