Theia 136

0.31 UTI

0.42

C_N

0.36

C_dens

0.75

C_C3

0.0

C_lit

1.0

C_dup

N₅₀ (P>50% members) 42

Stellar density (N₅₀/rad) 1.8 [N/pc²]

C3 classification BA

C_N 0.42 Poorly populated
C_dens 0.36 Loose
C_C3 0.75 High quality
C_lit 0.0 Rarely studied
C_dup 1.0 Unique

📥 Members 📊 Colab 🔬 Bayestar19

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

Overview

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Theia 136 is a poorly populated, loose object of high C3 quality. Its parallax locates it at a very close distance, near the mid-plane, affected by low extinction. It is catalogued as a young cluster (see Parameters). It is rarely studied in the literature.

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

Low extinction Young

Data

🔍 Search references for Theia 136 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–	330.165	51.085	3.639	9.54	-0.413	-4.859
He et al.	2022	330.207	51.05	3.637	9.667	-0.476	–

💡 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–	–	0.4	–	50	–	–	–	–
He et al.	2022	–	0.40	–	50	–	–	–	–

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
OCSN 31	61.9	330.06	50.77	3.64	9.54	-0.48	-5.47	0.0

💡 Note: The % column shows the percentage of members that Theia 136 shares with each listed object.

Visualization

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