ASCC 121

(MWSC 3632)

0.25 UTI

0.0

C_N

0.02

C_dens

0.12

C_C3

0.54

C_lit

1.0

C_dup

N_m (P>50%) 16

Core radius and density 6.1 [pc], 0.09 [pc^-2]

C3 classification DC

C_N 0.0 Sparse
C_dens 0.02 Very loose
C_C3 0.12 Very low quality
C_lit 0.54 Moderately studied
C_dup 1.0 Unique

📥 Members 📊 Colab 🔬 Bayestar19

MOCA 🔍 CDS 🔍 Simbad 🔍 CDS (α, δ) 🔍 Simbad (α, δ)

Overview

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ASCC 121 is a sparse, very loose object of very low C3 quality. Its parallax locates it at a moderate distance, below the mid-plane, affected by moderate extinction. It is catalogued as a massive, young cluster (see Parameters). It is moderately studied in the literature.

Relatively close Moderate extinction Massive Young

Data

🔍 Search references for ASCC 121 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	99999–	337.729	54.853	0.295	-3.383	-3.407	-52.269
Just et al.	2023	337.701	54.841	–	–	–	–
Bica et al.	2019	337.672	54.899	–	–	–	–
Sampedro et al.	2017	337.679	54.9	–	-2.06	-0.56	–
Kharchenko et al.	2016	337.701	54.841	–	–	–	–
Dias et al.	2014	337.679	54.9	–	-1.79	-0.24	–
Kharchenko et al.	2013	337.707	54.845	–	-2.65	-0.15	-64.3
Gozha et al.	2012	337.679	54.9	–	–	–	–
Kharchenko et al.	2012	337.707	54.845	–	-2.65	-0.15	-64.3
Piskunov et al.	2008	337.672	54.899	–	–	–	–
Kharchenko et al.	2007	337.68	54.9	–	0.23	–	-64.3
Kharchenko et al.	2005	337.68	54.9	–	-2.49	-0.7	-64.3
Dias et al.	2002	337.679	54.9	–	-1.79	-0.24	-64.3

💡 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]	B_frac	BSS
UCC	99999–	2.5	1.185	–	28	–	3468	–	–
Just et al.	2023	–	–	–	3	–	1442	–	–
Kharchenko et al.	2016	2.70	1.42	–	3	–	–	–	–
Kharchenko et al.	2013	2.70	1.42	–	3	–	–	–	–
Gozha et al.	2012	2.50	–	–	54	–	5495	–	–
Kharchenko et al.	2012	2.70	1.42	–	3	–	–	–	–
Piskunov et al.	2008	2.50	0.95	–	54	–	–	–	–
Kharchenko et al.	2005	2.50	0.95	–	54	–	–	–	–
Dias et al.	2002	2.50	0.95	–	54	–	–	–	–

Visualization

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