Theia 3397

0.11 UTI

0.44

C_N

0.19

C_dens

0.62

C_C3

0.0

C_lit

0.46

C_dup

N₅₀ (P>50% members) 44

Stellar density (N₅₀/rad) 1.0 [N/pc²]

C3 classification AC

C_N 0.44 Poorly populated
C_dens 0.19 Very loose
C_C3 0.62 Intermediate quality
C_lit 0.0 Rarely studied
C_dup 0.46 Possibly duplicate

📥 Members 📊 Colab 🔬 Bayestar19

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

Overview

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Theia 3397 is a poorly populated, very loose object of intermediate C3 quality. Its parallax locates it at a relatively close distance, near the mid-plane. It is catalogued as a cluster (see Parameters). It was recently reported in the literature.

⚠️ Warning: This is possibly a duplicate object, which shares a significant percentage of members with at least one previously reported entry. See table with shared members information.

No fundamental parameters

Data

🔍 Search references for Theia 3397 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–	114.008	-25.545	0.939	-4.93	4.07	30.967
Hunt & Reffert	2024	113.94	-25.527	0.93	-4.887	4.011	27.682

💡 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–	–	–	–	–	–	55	–	–
Hunt & Reffert	2024	–	–	–	–	–	55⁽¹⁾	–	–

(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 3492	54.5	114.0	-25.57	0.95	-4.93	4.07	31.71	0.11

💡 Note: The % column shows the percentage of members that Theia 3397 shares with each listed object.

Visualization

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