Alessi 34

(ASCC 44; MWSC 1414)

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UTI:
UCC Trust Index

C_N C_dens C_C3 C_lit C_dup
0.84 1.0 1.0 0.79 1.0
C3
N_50
r_50
AA 347 38.3
Summary

Alessi 34 is a rich, very dense object of very high C3 quality. It is located at a very close distance from the Sun, below the mid-plane. It is well-studied in the literature.

This object shares a very small percentage of members with a later reported entry.

Search object in SciX | Simbad

Positions

Reference RA DEC Plx pmRA pmDE Rv
Dias et al. (2002) 120.45 -50.558 – -5.62 6.25 17.8
Kharchenko et al. (2005) 120.42 -50.57 – -5.62 6.25 17.8
Piskunov et al. (2007) 120.412 -50.569 – – – –
Kharchenko et al. (2007) 120.42 -50.57 – 0.4 – 17.8
Piskunov et al. (2008) 120.412 -50.569 – – – –
Kharchenko et al. (2013) 120.48 -50.58 – -6.01 7.4 17.8
Kharchenko et al. (2016) 120.476 -50.577 – – – –
Loktin & Popova (2017) 120.45 -50.558 – -3.767 7.52 17.8
Bica et al. (2019) 120.453 -50.554 – – – –
Just et al. (2023) 120.476 -50.577 – – – –
Hunt & Reffert (2023) 120.062 -50.655 2.045 -5.01 5.743 12.33
Cavallo et al. (2024) 119.559 -50.713 2.043 – – –
Hunt & Reffert (2024) 120.062 -50.655 2.045 -5.01 5.743 12.33
           
UCC 120.099 -50.644 2.073 -5.194 5.722 11.158
Galactocentric position Galactocentric position diagram

How are the galactocentric plots generated?

Search coordinates in CDS | Simbad

Estimated members

Alessi 34 UCC
Alessi 34 HUNT23

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Fundamental parameters

Reference Values
Dias et al. (2002) E(B-V)=0.18, Dist=1100.0, Age=7.89
Kharchenko et al. (2005) E(B-V)=0.18, Dist=1100, logt=7.89
Piskunov et al. (2007) E(B-V)=0.18, Dist=1100, logt=7.89, logM=2.958
Piskunov et al. (2008) E(B-V)=0.18, Dist=1100, logt=7.89, logM=3.454, logMA=3.371
Kharchenko et al. (2013) E(B-V)=0.271, d=553.0, logt=7.9
Kharchenko et al. (2016) E(B-V)=0.271, d=553.0, logt=7.9
Loktin & Popova (2017) E(B-V)=0.264, Dist=721, logt=8.309
Just et al. (2023) logt=7.9, logmt=1.454
Hunt & Reffert (2023) AV50=0.555, diffAV50=1.091, MOD50=8.369, logAge50=7.315
Cavallo et al. (2024) AV50=0.92, dMod50=8.57, logAge50=7.1, [Fe/H]50=0.09
Hunt & Reffert (2024) MassJ=349.941, MassTot=813.616

Search coordinates in Bayestar19

Cluster region map

Objects with shared members

Cluster % RA DEC Plx pmRA pmDE Rv UTI
UBC 480 7.2 120.09 -50.64 2.12 -5.34 5.71 7.78 0.0