Evidence for a Central Black Hole in Omega Centauri
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Evidence for a Central Black Hole in Omega Centauri Eva Noyola, Karl Gebhardt (University of Texas at Austin) & Marcel Bergmann (Gemini Observatory)
description
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. - PowerPoint PPT Presentation
Transcript of 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
Reconstructed image from Gemini GMOS IFU
B-band ACS
Acquisition image
Convolved ACS image
Spectra
Data
Template
Convolved template
25 km/s
Models 6x104 Msun BH4x104 Msun BH
• Isotropic models from our deprojected SB profile (assuming a constant M/L).
• Green lines: various central black hole masses.
