ESO 392 13

(MWSC 2598)

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0.52 UTI
0.4
CN
0.42
Cdens
1.0
CC3
0.39
Clit
1.0
Cdup
Core radius and density 1.2 [pc], 2.1 [pc-2]
  • CN 0.4 Poorly populated
  • Cdens 0.42 Loose
  • CC3 1.0 Very high quality
  • Clit 0.39 Poorly studied
  • Cdup 1.0 Unique

Overview

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ESO 392 13 is a poorly populated, loose object of very high C3 quality. Its parallax locates it at a relatively close distance, near the mid-plane, affected by moderate extinction. It is catalogued as a near-solar metallicity, intermediate-age cluster, but with a large variance across recent sources for the age and mass parameters (see Parameters). It is poorly studied in the literature.

Palma et al. (2025)
Part of multiple system G171, along with HSC_2918 and HSC_2916.

Almeida et al. (2025)
Mass determination: worst fit. Isochrone match: good fit.

Cavallo et al. (2024)
Gold sample.

Hunt & Reffert (2024)
Classified as open cluster. CMD class: 0.98 (50th percentile).

Hunt & Reffert (2023)
Classified as open cluster. CMD class: 0.98 (50th percentile).

Morales et al. (2013)
Classified as morphological type 'OC2' (totally exposed cluster without correlation with ATLASGAL emission). Morphological flag: exposed cluster, without submm emission.

Data

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Reference Year RA [deg] DEC [deg] Plx [mas] pmRA [mas/yr] pmDE [mas/yr] Rv [km/s]
UCC 99999– 261.702 -34.717 0.924 1.649 -2.848 -26.58
Almeida et al. 2025 261.718 -34.702 – – – –
Hunt & Reffert 2024 261.683 -34.744 0.922 1.664 -2.84 -26.608
Cavallo et al. 2024 261.702 -34.721 0.922 – – –
He et al. 2023 261.691 -34.73 0.927 1.648 -2.843 -55.78
Hunt & Reffert 2023 261.683 -34.744 0.922 1.664 -2.84 -26.608
Just et al. 2023 261.708 -34.683 – – – –
Dias et al. 2021 261.718 -34.702 0.9 1.69 -2.882 –
Dias et al. 2018 – – – -0.45 -3.14 –
Sampedro et al. 2017 261.717 -34.687 – 0.17 0.42 –
Joshi et al. 2016 261.717 -34.683 – – – –
Kharchenko et al. 2016 261.708 -34.683 – – – –
Dias et al. 2014 261.717 -34.687 – -0.32 1.12 –
Kharchenko et al. 2013 261.717 -34.683 – 0.29 -1.2 –
Morales et al. 2013 261.717 -34.687 – – – –

💡 Note: The UCC values are estimated from its identified members.

Reference Year Dist [kpc] Av [mag] DAv [mag] Age [Myr] [Fe/H] [dex] Mass [Msun] Bfrac BSS
UCC 99999– 1.03 2.21 1.58 104 0.152 58 – –
Almeida et al. 2025 1.03 1.91 – 453 – 58 – –
Hunt & Reffert 2024 1.04 2.20 1.58 109 – 266(1) – –
Cavallo et al. 2024 1.05 2.21 – 219 0.230 – – –
He et al. 2023 1.05 2.50 – 100 – – – –
Hunt & Reffert 2023 1.04 2.20 1.58 109 – – – –
Just et al. 2023 – – – 89 – 23 – –
Dias et al. 2021 1.03 1.91 – 453 0.074 – – –
Joshi et al. 2016 0.82 2.37 – 89 – – – –
Kharchenko et al. 2016 0.82 2.37 – 89 – – – –
Kharchenko et al. 2013 0.82 2.37 – 89 – – – –

(N): Indicates that there are N extra values assigned to this parameter in the corresponding reference.

Visualization

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