Ruprecht 83

(VDBH80; FSR 1508; OCL 791; vdBergh-Hagen 80; ESO 167 07; MWSC 1718)

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UTI:
UCC Trust Index

C_N C_dens C_C3 C_lit C_dup
0.81 1.0 1.0 1.0 1.0
C3
N_50
r_50
AA 267 2.4
Summary

Ruprecht 83 is a rich, very dense object of very high C3 quality. It is located at a moderate distance from the Sun, near the mid-plane. It is very well-studied in the literature.

This object shares a small percentage of members with 4 later reported entries.

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Positions

Reference RA DEC Plx pmRA pmDE Rv
Dias et al. (2002) 147.312 -54.6 – -5.1 -1.4 –
Froebrich et al. (2007) 147.317 -54.606 – – – –
Kharchenko et al. (2012) 147.33 -54.612 – -8.44 3.27 –
Loktin & Popova (2017) 147.315 -54.6 – -9.655 0.943 –
Cantat-Gaudin et al. (2018) 147.307 -54.611 0.217 -4.639 2.897 –
Bica et al. (2019) 147.316 -54.59 – – – –
Soubiran et al. (2018) 147.307 -54.611 – – – 24.75
Cantat-Gaudin et al. (2020) 147.307 -54.611 0.217 -4.639 2.897 –
Dias et al. (2021) 147.31 -54.609 0.219 -4.633 2.923 24.615
Hunt & Reffert (2023) 147.325 -54.606 0.259 -4.613 2.886 24.314
Cavallo et al. (2024) 147.314 -54.596 0.252 – – –
Hunt & Reffert (2024) 147.325 -54.606 0.259 -4.613 2.886 24.314
Almeida et al. (2025) 147.31 -54.609 – – – –
           
UCC 147.315 -54.608 0.253 -4.607 2.892 25.151
Galactocentric position Galactocentric position diagram

How are the galactocentric plots generated?

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Estimated members

Ruprecht 83 UCC
Ruprecht 83 HUNT23
Ruprecht 83 CANTAT20

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Fundamental parameters

Reference Values
Dias et al. (2002) E(B-V)=0.453, Dist=2459.0, Age=8.45
Kharchenko et al. (2012) e_bv=1.249, distance=6020, log_age=6.4
Loktin & Popova (2017) E(B-V)=0.464, Dist=2541, logt=8.462
Cantat-Gaudin et al. (2018) dmode=4059.8
Soubiran et al. (2018) dmode=4059.8
Cantat-Gaudin et al. (2020) AVNN=2.38, DistPc=3706.0, AgeNN=8.05
Dias et al. (2021) Av=2.579, Dist=3110, logage=8.185, [Fe/H]=0.151
Hunt & Reffert (2023) AV50=2.978, diffAV50=2.199, MOD50=12.746, logAge50=8.008
Cavallo et al. (2024) AV50=2.84, dMod50=12.7, logAge50=8.4, [Fe/H]50=0.49
Hunt & Reffert (2024) MassJ=2079.12, MassTot=2108.82
Almeida et al. (2025) AV=2.579, Dist=3110, logAge=8.185, MassRk=792.0

Search coordinates in Bayestar19

Cluster region map

Objects with shared members

Cluster % RA DEC Plx pmRA pmDE Rv UTI
OC 0525 10.1 147.31 -54.6 0.22 -4.6 2.87 – 0.0
OC 0526 9.4 147.32 -54.61 0.26 -4.64 2.87 – 0.0
OC 0527 9.4 147.32 -54.61 0.26 -4.61 2.88 – 0.0
OC 0528 9.4 147.31 -54.62 0.29 -4.6 2.92 25.6 0.0