Trumpler 5

(Collinder 105; FSR 0989; OCL 494; MWSC 933; FoF 369)

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UTI:
UCC Trust Index

C_N C_dens C_C3 C_lit C_dup
1.0 1.0 1.0 1.0 1.0

Trumpler 5 is a very rich, very dense object of very high C3 quality. It is very well-studied in the literature. This object shares a very small percentage of members with 2 later reported entries.
C3
N_50
r_50
AA 4578 7.8

Search object in SciX | Simbad

Positions

Reference RA DEC Plx pmRA pmDE Rv
Dias et al. (2002) 99.175 9.433 – 0.77 0.59 –
Kharchenko et al. (2012) 99.12 9.47 – -0.24 -0.37 –
Loktin & Popova (2017) 99.18 9.434 – -0.127 -0.371 –
Bica et al. (2019) 99.119 9.455 – – – –
Liu & Pang (2019) 99.127 9.475 0.317 -0.544 0.248 –
Cantat-Gaudin et al. (2020) 99.126 9.465 0.284 -0.59 0.273 –
Donor et al. (2020) 99.12 9.47 – -0.58 0.23 50.5
Dias et al. (2021) 99.128 9.46 0.283 -0.586 0.285 51.472
Jaehnig et al. (2021) 99.129 9.472 0.312 -0.606 0.29 –
Hunt & Reffert (2023) 99.127 9.459 0.302 -0.618 0.269 51.318
Cavallo et al. (2024) 99.126 9.472 0.301 – – –
Hunt & Reffert (2024) 99.127 9.459 0.302 -0.618 0.269 51.318
Hu & Soubiran (2025) 99.126 9.472 – – – –
UCC 99.125 9.468 0.302 -0.612 0.267 50.75

Search coordinates in CDS | Simbad

Estimated members

Trumpler 5 UCC
Trumpler 5 HUNT23
Trumpler 5 CANTAT20

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Fundamental parameters

Reference Values
Dias et al. (2002) E(B-V)=0.62, Dist=2820.0, Age=9.6, [Fe/H]=-0.403
Kharchenko et al. (2012) e_bv=0.625, distance=2753, log_age=9.5, metallicity=-0.3
Loktin & Popova (2017) E(B-V)=0.75, Dmod=13.341, logt=9.23
Liu & Pang (2019) Age=1.66, Z=0.0
Cantat-Gaudin et al. (2020) AVNN=1.2, DMNN=12.42, AgeNN=9.63
Donor et al. (2020) Fe/H=-0.44
Dias et al. (2021) Av=2.022, Dist=3260, logage=9.539, [Fe/H]=-0.372
Hunt & Reffert (2023) AV50=1.714, diffAV50=2.167, MOD50=12.355, logAge50=9.337
Cavallo et al. (2024) AV50=1.79, dMod50=12.34, logAge50=9.52, [Fe/H]50=-0.08
Hunt & Reffert (2024) MassJ=24555.2
Hu & Soubiran (2025) MA22=-0.23, MA23f=-0.45, MA23g=-0.41, MZ23=-0.49, MK24=-0.36, MF24=-0.46

Search coordinates in Bayestar19

Cluster region


Objects with shared members

Cluster % RA DEC Plx pmRA pmDE Rv UTI
OC 0336 0.5 99.1 9.52 0.48 -0.54 0.21 40.26 0.0
OC 0337 0.5 99.2 9.4 0.33 -0.7 0.27 50.39 0.0