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Evidence for a Central Black Hole in Omega Centauri

Evidence for a Central Black Hole in Omega Centauri. Eva Noyola, Karl Gebhardt (University of Texas at Austin) & Marcel Bergmann (Gemini Observatory). ω Centauri’s Surface Brightness Profile. Central logarithmic slope is -0.08. Central field. Convolved ACS image. B-band ACS.

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Evidence for a Central Black Hole in Omega Centauri

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  1. Evidence for a Central Black Hole in Omega Centauri Eva Noyola, Karl Gebhardt (University of Texas at Austin) & Marcel Bergmann (Gemini Observatory)

  2. ω Centauri’s Surface Brightness Profile Central logarithmic slope is -0.08

  3. Central field Convolved ACS image B-band ACS Reconstructed image from Gemini GMOS IFU Acquisition image

  4. Spectra Data Template Convolved template 25 km/s

  5. Models 4x104 Msun BH 6x104 Msun BH • Isotropic models from our deprojected SB profile (assuming a constant M/L). • Green lines: various central black hole masses.

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