Theia 3381

0.35 UTI

0.38

C_N

1.0

C_dens

0.38

C_C3

0.0

C_lit

1.0

C_dup

N₅₀ (P>50% members) 38

Stellar density (N₅₀/rad) 10.9 [N/pc²]

C3 classification BC

C_N 0.38 Poorly populated
C_dens 1.0 Very dense
C_C3 0.38 Low 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 3381 is a poorly populated, very dense object of low C3 quality. Its parallax locates it at a moderate distance, near the mid-plane, affected by moderate extinction. It is catalogued as a near-solar metallicity, young cluster (see Parameters). It was recently reported in the literature.

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

Relatively close Moderate extinction Near-solar metallicity Young

Cavallo et al. (2024)
Gold sample.

Data

🔍 Search references for Theia 3381 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–	203.679	-63.335	0.468	-3.817	-1.635	–
Hunt & Reffert	2024	203.684	-63.334	0.456	-3.878	-1.584	–
Cavallo et al.	2024	203.298	-63.316	0.458	–	–	–
Hunt & Reffert	2023	203.684	-63.334	0.456	-3.878	-1.584	–

💡 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–	1.9	1.26	2.16	21	-0.020	66	–	–
Hunt & Reffert	2024	–	–	–	–	–	66⁽¹⁾	–	–
Cavallo et al.	2024	1.82	1.30	–	11	-0.020	–	–	–
Hunt & Reffert	2023	1.98	1.22	2.16	31	–	–	–	–

(N): Indicates that there are N extra values assigned to this parameter in the corresponding reference.

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
CWNU 3722	5.3	204.14	-63.64	0.45	-3.62	-1.71	6.7	0.13

💡 Note: The % column shows the percentage of members that Theia 3381 shares with each listed object.

Visualization

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