activity
19992026
most citedThe nature and size of the optical continuum source in QSO 2237+0305

64 citations · 539 across the 29 of their papers we have counts for

collaborators

29 papers

astro-ph.GA2026

Joining forces: 30 years of optical monitoring of the Einstein Cross

V. N. Shalyapin, L. J. Goicoechea, R. Gil-Merino +5

We present an extended optical monitoring of the quadruply-imaged gravitationally lensed quasar QSO 2237+0305, the Einstein Cross, including observations from different observatori…

astro-ph.GA2025★ 1 cited

Primordial black holes in the main lensing galaxy of FBQ 0951+2635

Daniel Isla, Luis J. Goicoechea, Ana Esteban-Gutiérrez +4

Although dark matter in galaxies may consist of elementary particles different from those that make up ordinary matter and that would be smoothly distributed (still undetected), th…

math.OC2022★ 7 cited

The Asteroid Routing Problem: A Benchmark for Expensive Black-Box Permutation Optimization

Manuel López-Ibáñez, Francisco Chicano, Rodrigo Gil-Merino

Inspired by the recent 11th Global Trajectory Optimisation Competition, this paper presents the asteroid routing problem (ARP) as a realistic benchmark of algorithms for expensive…

astro-ph.IM2021★ 12 cited

Fast simulations of extragalactic microlensing

V. N. Shalyapin, R. Gil-Merino, L. J. Goicoechea

We present a new and very fast method for producing microlensing magnification maps at high optical depths. It is based on the combination of two approaches: (a) the two-dimensiona…

astro-ph.GA2018★ 26 cited

New database for a sample of optically bright lensed quasars in the northern hemisphere

Rodrigo Gil-Merino, Luis J. Goicoechea, Vyacheslav N. Shalyapin +1

In the framework of the Gravitational LENses and DArk MAtter (GLENDAMA) project, we present a database of nine gravitationally lensed quasars (GLQs) that have two or four images br…

astro-ph.IM2015★ 2 cited

The GLENDAMA Database

Luis J. Goicoechea, Vyacheslav N. Shalyapin, Rodrigo Gil-Merino

This is the first version (v1) of the Gravitational LENses and DArk MAtter (GLENDAMA) database accessible at http://grupos.unican.es/glendama/database The new database contains mor…