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researcher

O. Gerhard

62 papers hereh-index 272.4k citations61 works total

Matching runs newest-first, so older work may not be attached to this profile yet.

author position
  • sole author1
  • middle author34
  • last author14

Across the 49 of 62 papers where every author was matched, so the position is known.

fields
  • astro-ph.GA32
  • astro-ph21
  • astro-ph.CO7
  • astro-ph.IM1
  • astro-ph.SR1
same name
  • O. Gerhard — 185 papers, h 64
  • O. Gerhard — 8 papers, h 2
  • O. Gerhard — 5 papers, h 2
  • O. Gerhard — 3 papers, h 2

Either other researchers who publish under this name, or the same person where the external sources have not merged their records.

identity via Semantic Scholar / OpenAlex

activity
19962026
most citedA geometric distance measurement to the Galactic Center black hole with 0.3% uncertainty

826 citations · 5.1k across the 61 of their papers we have counts for

collaborators
Showing 1998 · astro-phShow all

2 papers · 2 filters

astro-ph1998★ 244 cited

Gas Dynamics and Large-Scale Morphology of the Milky Way Galaxy

Peter Englmaier, Ortwin Gerhard

We present a new model for the gas dynamics in the galactic disk inside the Sun's orbit. Quasi-equilibrium flow solutions are determined in the gravitational potential of the depro…

astro-ph1998★ 98 cited

The stellar dynamics and mass of NGC 1316 using the radial velocities of planetary nebulae

M. Arnaboldi, K. C. Freeman, O. Gerhard +5

We present a study of the kinematics of the outer regions of the early-type galaxy NGC 1316, based on radial velocity measurements of 43 planetary nebulae as well as deep integrate…

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Not affiliated with arXiv. Researcher data from Semantic Scholar (ODC-BY) and OpenAlex.