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O. Gerhard

61 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 author33
  • last author14

Across the 48 of 61 papers where every author was matched, so the position is known.

fields
  • astro-ph.GA31
  • 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 2006Show all

2 papers · 1 filter

astro-ph2006★ 33 cited

Diffuse Light in Hickson Compact Groups: The Dynamically Young System HCG 44

J. A. L. Aguerri, N. Castro-Rodriguez, N. Napolitano +2

Compact groups are associations of a few galaxies in which the environment plays an important role in galaxy evolution. The low group velocity dispersion favors tidal interactions…

astro-ph2006★ 167 cited

A deep kinematic survey of planetary nebulae in the Andromeda Galaxy using the Planetary Nebula Spectrograph

H. R. Merrett, M. R. Merrifield, N. G. Douglas +13

We present a catalogue of positions, magnitudes and velocities for 3300 emission-line objects found by the Planetary Nebula Spectrograph in a survey of the Andromeda Galaxy, M31. O…

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