---

NGC 5139 (ω Cen)

---

Distance from Sun: 5430 ± 50 pc Galactocentric distance: 6500 ± 10 pc V-band magnitude: 3.50 ± 0.04 Mass: 3.75 · 106 M☉ M/L ratio: 2.7 ± 0.1 M☉/L☉ Half-mass radius: 12.53 pc Power-law MF slope: α = -0.83 ± 0.14

Image Credit: ESO/INAF-VST/OmegaCAM, A. Grado, L. Limatola

Observations
Cluster distance	Proper motion	Radial velocity
Orbit over the last 500 Myr
Velocity dispersion profile	Rotation	Color magnitude diagram
HST photometry	Mass function	MF slope
N-body Fits
Surface density	Proper motions	Radial velocities
Remnant fraction	Mass-to-light ratio