OCSN 70

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0.32 UTI
0.79
CN
1.0
Cdens
1.0
CC3
0.25
Clit
0.49
Cdup
Radius (P>50% members) 22.8 [arcmin]
  • CN 0.79 Rich
  • Cdens 1.0 Very dense
  • CC3 1.0 Very high quality
  • Clit 0.25 Poorly studied
  • Cdup 0.49 Possibly duplicate

Overview

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OCSN 70 is a rich, very dense object of very high C3 quality. Its parallax locates it at a very close distance, below the mid-plane, affected by moderate extinction. It is catalogued as a metal-rich, very young cluster (see Parameters). It was recently reported in the literature.

âš ī¸ Warning: This is possibly a duplicate object, which shares a significant percentage of members with at least one previously reported entry. See table with shared members information.

Close Moderate extinction Metal-rich Very young

Cavallo et al. (2024)
Bronze sample.

Data

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Reference Year RA [deg] DEC [deg] Plx [mas] pmRA [mas/yr] pmDE [mas/yr] Rv [km/s]
UCC – 85.34 -9.446 2.272 0.529 -1.214 16.144
Hunt & Reffert 2024 85.243 -9.287 2.307 0.652 -1.107 17.951
Cavallo et al. 2024 85.235 -9.274 2.307 – – –
Hunt & Reffert 2023 85.243 -9.287 2.307 0.652 -1.107 17.951
Qin et al. 2023 85.27 -9.38 2.23 0.57 -1.25 15.73

💡 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
Hunt & Reffert 2024 – – – – – 63* – –
Cavallo et al. 2024 0.54 2.71 – 7 0.660 – – –
Hunt & Reffert 2023 0.42 2.97 1.09 6 – – – –
Qin et al. 2023 0.99 1.98 – 8 – – – –

(*): Indicates that this parameter is assigned more than one value in the corresponding reference.

Cluster % RA DEC Plx pmRA pmDE Rv UTI
OC 0356 51.2 85.3 -9.47 2.25 0.56 -1.28 15.99 0.42
FSR 1088 15.8 85.27 -9.35 2.29 0.49 -1.2 16.61 0.47
Cmg 109 12.0 85.25 -8.97 2.22 0.48 -1.0 16.48 0.45
L 1641S 1.4 85.65 -8.13 2.34 0.1 -0.36 15.82 0.85

💡 Note: The % column shows the percentage of members that OCSN 70 shares with each listed object.

Visualization

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