NGC 2306

(MWSC 1014)

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0.16 UTI
0.0
CN
0.03
Cdens
0.12
CC3
0.31
Clit
1.0
Cdup
Radius (P>50% members) 5.9 [arcmin]
  • CN 0.0 Sparse
  • Cdens 0.03 Very loose
  • CC3 0.12 Very low quality
  • Clit 0.31 Poorly studied
  • Cdup 1.0 Unique

Overview

â„šī¸
NGC 2306 is a sparse, very loose object of very low C3 quality. Its parallax locates it at a moderate* distance, below the mid-plane, affected by low extinction. It is catalogued as an intermediate-age cluster (see Parameters). It is poorly studied in the literature, with no articles listed in the last 7 years.

(*): The parallax distance estimate (~4.92 kpc) differs significantly from the median photometric distance (~1.20 kpc).

âš ī¸ Warning: the low UTI value and no obvious signs of duplication (Cdup=1.0) indicate that this is quite probably an asterism, moving group, or artifact, and not a real open cluster.

Relatively close Low extinction Intermediate age

Data

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Reference Year RA [deg] DEC [deg] Plx [mas] pmRA [mas/yr] pmDE [mas/yr] Rv [km/s]
UCC – 103.607 -7.185 0.203 0.066 0.625 87.289
Bica et al. 2019 103.646 -7.176 – – – –
Loktin & Popova 2017 103.605 -7.202 – 0.923 -0.736 –
Dias et al. 2014 103.621 -7.203 – 2.19 -3.86 –
Piskunov et al. 2008 103.61 -7.217 – – – –
Kharchenko et al. 2005 103.62 -7.22 – -0.98 1.91 –

💡 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] Bfr BSS
Loktin & Popova 2017 2.19 0.73 – 1175 – – – –
Piskunov et al. 2008 1.20 0.16 – 708 – – – –
Kharchenko et al. 2005 1.20 0.16 – 708 – – – –

Visualization

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