Sigma Orionis

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UCC G206.8-17.3

C1 C2 C3
N_50
r_50
0.87 1.0 AA 52 4.9

Search object in NASA/SAO ADS | Simbad

Position in UCC and published works (not exhaustive)

Reference RA DEC plx pmRA pmDE Rv
Loktin & Popova (2017) 84.675 -2.6 1.731 0.467 29.4
Cantat-Gaudin et al. (2020) 84.716 -2.582 2.48 1.577 -0.512
Donor et al. (2020) 84.675 -2.6 1.23 -0.46 30.7
Dias et al. (2021) 84.758 -2.594 2.479 1.59 -0.568
He et al. (2022) 84.675 -2.602 2.495 1.545 -0.485
Hunt & Reffert (2023) 84.71 -2.61 2.5 1.48 -0.61 24.974
UCC 84.675 -2.606 2.498 1.387 -0.608 29.223

Probable duplicates and clusters in proximity

Cluster P (%) RA DEC plx pmRA pmDE Rv
UBC 205 84 84.698 -2.605 2.478 1.551 -0.582 25.162

Search coordinates in CDS | Simbad

Plots for selected probable members

CLUSTER

Explore data in Colab

Fundamental parameters in literature (not exhaustive)

Reference Fundamental parameters
Loktin & Popova (2017) E(B-V)=0.17, Dmod=8.37, logt=6.83
Donor et al. (2020) Fe/H=-0.15
Dias et al. (2021) Av=0.17, Dist=303.0, logage=7.0, [Fe/H]=-0.09
He et al. (2022) A0=0.15, logAge=6.5
Hunt & Reffert (2023) AV50=0.9, MOD50=7.91, logAge50=6.57


Last modified: 2024-05-11