Theia 116

0.51 UTI

0.8

C_N

1.0

C_dens

0.75

C_C3

0.0

C_lit

1.0

C_dup

N₅₀ (P>50% members) 245

Stellar density (N₅₀/rad) 8.7 [N/pc²]

C3 classification AB

C_N 0.8 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

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

Overview

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Theia 116 is a rich, very dense 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 large percentage of members with 2 later reported entries. See table with shared members information.

Low extinction Young

Data

🔍 Search references for Theia 116 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–	92.578	14.93	4.771	5.895	-17.101	22.359
He et al.	2022	92.545	15.046	4.835	5.895	-17.202	–

💡 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–	–	0.25	–	45	–	–	–	–
He et al.	2022	–	0.25	–	45	–	–	–	–

Cluster	%	RA	DEC	Plx	pmRA	pmDE	Rv	UTI
OCSN 306	96.7	92.57	14.92	4.72	5.84	-16.97	22.36	0.04
HSC 1553	89.0	92.79	14.34	4.63	5.64	-16.52	22.1	0.14

💡 Note: The % column shows the percentage of members that Theia 116 shares with each listed object.

Visualization

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