UPK 39

(OCSN 291)

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UTI:
UCC Trust Index

C_N C_dens C_C3 C_lit C_dup
0.79 1.0 0.75 0.5 1.0
C3
N_50
r_50
AB 196 17.8
Summary

UPK 39 is a rich, very dense object of high C3 quality. It is located at a very close distance from the Sun, above the mid-plane. It is moderately studied in the literature.

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

Search object in SciX | Simbad

Positions

Reference RA DEC Plx pmRA pmDE Rv
Sim et al. (2019) 277.485 1.002 – 3.29 -8.65 –
He et al. (2022) 277.519 0.975 2.252 3.255 -8.639 –
Qin et al. (2023) 277.53 1.04 2.26 3.24 -8.68 -8.0
Hunt & Reffert (2023) 277.478 1.076 2.251 3.271 -8.668 14.747
Cavallo et al. (2024) 277.427 0.982 2.253 – – –
Hunt & Reffert (2024) 277.478 1.076 2.251 3.271 -8.668 14.747
           
UCC 277.475 0.929 2.285 3.265 -8.731 -11.206
Galactocentric position Galactocentric position diagram

How are the galactocentric plots generated?

Search coordinates in CDS | Simbad

Estimated members

UPK 39 UCC
UPK 39 HUNT23

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Fundamental parameters

Reference Values
Sim et al. (2019) d_pc=431, log(age)=6.45
He et al. (2022) A0=0.5, logAge=6.25
Qin et al. (2023) E(B-V)=0.67, m-M=9.99, logt=6.85
Hunt & Reffert (2023) AV50=2.315, diffAV50=2.228, MOD50=8.124, logAge50=6.614
Cavallo et al. (2024) AV50=3.27, dMod50=9.21, logAge50=6.9, [Fe/H]50=-0.1
Hunt & Reffert (2024) MassJ=204.415, MassTot=147.248

Search coordinates in Bayestar19

Cluster region map

Objects with shared members

Cluster % RA DEC Plx pmRA pmDE Rv UTI
CWWDL 14652 57.1 277.5 1.02 2.29 3.03 -8.83 -11.21 0.0