Alessi 116

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UTI:
UCC Trust Index

C_N C_dens C_C3 C_lit C_dup
0.7 1.0 1.0 0.31 1.0
C3
N_50
r_50
AA 90 15.1
Summary

Alessi 116 is a moderately populated, very dense object of very high C3 quality. It is located at a close distance from the Sun, below the mid-plane. It is poorly studied in the literature.

This object shares a large percentage of members with 3 later reported entries.

Search object in SciX | Simbad

Positions

Reference RA DEC Plx pmRA pmDE Rv
Bica et al. (2019) 310.292 20.065 – – – –
Hunt & Reffert (2023) 310.244 20.07 1.067 -6.267 -9.232 23.622
Cavallo et al. (2024) 310.159 20.191 1.077 – – –
Hunt & Reffert (2024) 310.244 20.07 1.067 -6.267 -9.232 23.622
Hu & Soubiran (2025) 310.159 20.191 – – – –
           
UCC 310.213 20.163 1.076 -6.286 -9.296 24.381
Galactocentric position Galactocentric position diagram

How are the galactocentric plots generated?

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Estimated members

Alessi 116 UCC
Alessi 116 HUNT23

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Fundamental parameters

Reference Values
Hunt & Reffert (2023) AV50=0.133, diffAV50=0.448, MOD50=9.712, logAge50=9.039
Cavallo et al. (2024) AV50=0.5, dMod50=9.69, logAge50=8.99, [Fe/H]50=-0.2
Hunt & Reffert (2024) MassJ=136.443, MassTot=343.309
Hu & Soubiran (2025) MA22=-0.2, MA23f=-0.11, MA23g=-0.06, MZ23=-0.07, MK24=-0.1, MF24=-0.04

Search coordinates in Bayestar19

Cluster region map

Objects with shared members

Cluster % RA DEC Plx pmRA pmDE Rv UTI
UPK 84 100.0 310.22 20.21 1.08 -6.29 -9.29 24.19 0.28
CWWDL 14281 61.1 310.2 20.17 1.07 -6.28 -9.3 23.99 0.0
UBC 131 34.4 310.18 20.07 1.06 -6.26 -9.29 24.32 0.0