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- catalog abstract "The speaker discusses the first direct evidence that Sgr A*, a compact radio source at the center of a galaxy contains of order 106 solar masses and provides overwhelming evidence that it is in the form of a super-massive black hole and argues that no other form of dark matter can explain both the extreme mass concentration in the galactic center and the direct association with a stationary, compact, radiative source.".
- catalog contributor b13115575.
- catalog contributor b13115576.
- catalog coverage "Galactic center.".
- catalog created "[2004]".
- catalog date "2004".
- catalog date "[2004]".
- catalog dateCopyrighted "[2004]".
- catalog description "Lecture held at Phillips Auditorium, Harvard College Observatory, February 12, 2004.".
- catalog description "The speaker discusses the first direct evidence that Sgr A*, a compact radio source at the center of a galaxy contains of order 106 solar masses and provides overwhelming evidence that it is in the form of a super-massive black hole and argues that no other form of dark matter can explain both the extreme mass concentration in the galactic center and the direct association with a stationary, compact, radiative source.".
- catalog description "VHS.".
- catalog extent "1 videocassette (75 min.) :".
- catalog isPartOf "CfA colloquium".
- catalog issued "2004".
- catalog issued "[2004]".
- catalog language "eng".
- catalog requires "VHS.".
- catalog spatial "Galactic center.".
- catalog subject "Black holes (Astronomy)".
- catalog subject "Dark matter (Astronomy)".
- catalog subject "Radio sources (Astronomy)".
- catalog title "Must Sgr A* be a super-massive black hole? [videorecording] / Mark Reid.".
- catalog type "Videotapes. local".
- catalog type "image".