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researcher

A. Kvammen

4 papers hereh-index 6289 citations10 works total

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

author position
  • middle author1

Across the 1 of 4 papers where every author was matched, so the position is known.

fields
  • astro-ph.HE3
  • astro-ph.SR1

identity via Semantic Scholar / OpenAlex

activity
20162018
most citedPrimary black hole spin in OJ287 as determined by the General Relativity centenary flare

149 citations · 407 across the 4 of their papers we have counts for

collaborators
Showing 2016Show all

2 papers · 1 filter

astro-ph.SR2016★ 53 cited

Discovery of a variable lead-rich hot subdwarf: UVO 0825+15

C. S. Jeffery, A. S. Baran, N. T. Behara +8

UVO0825+15 is a hot bright helium-rich subdwarf which lies in {\it K2} Field 5 and in a sample of intermediate helium-rich subdwarfs observed with {\it Subaru/HDS}. The {\it K2} li…

astro-ph.HE2016★ 149 cited

Primary black hole spin in OJ287 as determined by the General Relativity centenary flare

M. J. Valtonen, S. Zola, S. Ciprini +87

OJ287 is a quasi-periodic quasar with roughly 12 year optical cycles. It displays prominent outbursts which are predictable in a binary black hole model. The model predicted a majo…

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