English
Related papers

Related papers: lightcurver: A Python Pipeline for Precise Photome…

200 papers

Airborne topographic LiDAR is an active remote sensing technology that emits near-infrared light to map objects on the Earth's surface. Derived products of LiDAR are suitable to service a wide range of applications because of their rich…

Computer Vision and Pattern Recognition · Computer Science 2023-02-28 Mariona Caros , Ariadna Just , Santi Segui , Jordi Vitria

The success of automatic classification of variable stars strongly depends on the lightcurve representation. Usually, lightcurves are represented as a vector of many statistical descriptors designed by astronomers called features. These…

Solar and Stellar Astrophysics · Physics 2016-04-13 Cristóbal Mackenzie , Karim Pichara , Pavlos Protopapas

Lensed quasars and supernovae can be used to study galaxies' gravitational potential and measure cosmological parameters. The typical image separation of objects lensed by galaxies is of the order of 0.5". Therefore, finding the ones with…

Instrumentation and Methods for Astrophysics · Physics 2021-09-01 Ofer M. Springer , Eran O. Ofek

Coming high-cadence wide-field optical telescopes will image hundreds of thousands of sources per minute. Besides inspecting the near real-time data streams for transient and variability events, the accumulated data archive is a wealthy…

Instrumentation and Methods for Astrophysics · Physics 2018-03-20 Bart Scheers , Steven Bloemen , Hannes Mühleisen , Pim Schellart , Arjen van Elteren , Martin Kersten , Paul J. Groot

The Euclid satellite is an ESA mission that was launched in July 2023. \Euclid is working in its regular observing mode with the target of observing an area of $14\,000~\text{deg}^2$ with two instruments, the Visible Camera (VIS) and the…

Instrumentation and Methods for Astrophysics · Physics 2025-06-04 Euclid Collaboration , E. Romelli , M. Kümmel , H. Dole , J. Gracia-Carpio , E. Merlin , S. Galeotta , Y. Fang , M. Castellano , F. Caro , E. Soubrie , L. Maurin , R. Cabanac , P. Dimauro , M. Huertas-Company , M. D. Lepinzan , T. Vassallo , M. Walmsley , I. A. Zinchenko , A. Boucaud , A. Calabro , V. Roscani , A. Tramacere , M. Douspis , A. Fontana , N. Aghanim , B. Altieri , A. Amara , S. Andreon , N. Auricchio , H. Aussel , C. Baccigalupi , M. Baldi , A. Balestra , S. Bardelli , A. Basset , P. Battaglia , A. N. Belikov , A. Biviano , A. Bonchi , D. Bonino , E. Branchini , M. Brescia , J. Brinchmann , S. Camera , G. Cañas-Herrera , V. Capobianco , C. Carbone , J. Carretero , S. Casas , F. J. Castander , G. Castignani , S. Cavuoti , K. C. Chambers , A. Cimatti , C. Colodro-Conde , G. Congedo , C. J. Conselice , L. Conversi , Y. Copin , F. Courbin , H. M. Courtois , M. Cropper , J. -G. Cuby , A. Da Silva , R. da Silva , H. Degaudenzi , S. de la Torre , G. De Lucia , A. M. Di Giorgio , F. Dubath , C. A. J. Duncan , X. Dupac , S. Dusini , S. Escoffier , M. Fabricius , M. Farina , R. Farinelli , F. Faustini , S. Ferriol , F. Finelli , S. Fotopoulou , N. Fourmanoit , M. Frailis , E. Franceschi , K. George , W. Gillard , B. Gillis , C. Giocoli , B. R. Granett , A. Grazian , F. Grupp , S. Gwyn , S. V. H. Haugan , J. Hoar , H. Hoekstra , W. Holmes , I. M. Hook , F. Hormuth , A. Hornstrup , K. Jahnke , M. Jhabvala , B. Joachimi , E. Keihänen , S. Kermiche , A. Kiessling , M. Kilbinger , B. Kubik , K. Kuijken , M. Kunz , H. Kurki-Suonio , R. Laureijs , Q. Le Boulc'h , A. M. C. Le Brun , D. Le Mignant , P. Liebing , S. Ligori , P. B. Lilje , V. Lindholm , I. Lloro , G. Mainetti , D. Maino , E. Maiorano , O. Mansutti , S. Marcin , O. Marggraf , M. Martinelli , N. Martinet , F. Marulli , R. Massey , S. Maurogordato , H. J. McCracken , E. Medinaceli , S. Mei , M. Melchior , Y. Mellier , M. Meneghetti , G. Meylan , A. Mora , M. Moresco , L. Moscardini , R. Nakajima , C. Neissner , R. C. Nichol , S. -M. Niemi , J. W. Nightingale , C. Padilla , S. Paltani , F. Pasian , K. Pedersen , W. J. Percival , V. Pettorino , S. Pires , G. Polenta , M. Poncet , L. A. Popa , L. Pozzetti , G. D. Racca , F. Raison , A. Renzi , J. Rhodes , G. Riccio , M. Roncarelli , E. Rossetti , R. Saglia , Z. Sakr , A. G. Sánchez , D. Sapone , B. Sartoris , J. A. Schewtschenko , M. Schirmer , P. Schneider , M. Scodeggio , A. Secroun , E. Sefusatti , G. Seidel , M. Seiffert , S. Serrano , P. Simon , C. Sirignano , G. Sirri , A. Spurio Mancini , L. Stanco , J. Steinwagner , P. Tallada-Crespí , D. Tavagnacco , A. N. Taylor , H. I. Teplitz , I. Tereno , N. Tessore , S. Toft , R. Toledo-Moreo , F. Torradeflot , A. Tsyganov , I. Tutusaus , E. A. Valentijn , L. Valenziano , J. Valiviita , G. Verdoes Kleijn , A. Veropalumbo , Y. Wang , J. Weller , G. Zamorani , F. M. Zerbi , E. Zucca , V. Allevato , M. Ballardini , M. Bolzonella , E. Bozzo , C. Burigana , A. Cappi , P. Casenove , D. Di Ferdinando , J. A. Escartin Vigo , L. Gabarra , W. G. Hartley , H. Israel , J. Martín-Fleitas , S. Matthew , N. Mauri , R. B. Metcalf , A. Pezzotta , M. Pöntinen , C. Porciani , I. Risso , V. Scottez , M. Sereno , M. Tenti , M. Viel , M. Wiesmann , Y. Akrami , S. Alvi , I. T. Andika , S. Anselmi , M. Archidiacono , F. Atrio-Barandela , P. Bergamini , D. Bertacca , M. Bethermin , A. Blanchard , L. Blot , H. Böhringer , S. Borgani , M. L. Brown , S. Bruton , B. Camacho Quevedo , C. S. Carvalho , T. Castro , R. Chary , F. Cogato , S. Conseil , A. R. Cooray , O. Cucciati , S. Davini , F. De Paolis , G. Desprez , A. Díaz-Sánchez , J. J. Diaz , S. Di Domizio , J. M. Diego , P. -A. Duc , A. Enia , A. M. N. Ferguson , A. Finoguenov , A. Franco , K. Ganga , J. García-Bellido , T. Gasparetto , R. Gavazzi , E. Gaztanaga , F. Giacomini , F. Gianotti , G. Gozaliasl , A. Gregorio , M. Guidi , C. M. Gutierrez , A. Hall , C. Hernández-Monteagudo , H. Hildebrandt , J. Hjorth , J. J. E. Kajava , Y. Kang , V. Kansal , D. Karagiannis , K. Kiiveri , C. C. Kirkpatrick , S. Kruk , V. Le Brun , J. Le Graet , L. Legrand , M. Lembo , F. Lepori , G. F. Lesci , J. Lesgourgues , L. Leuzzi , T. I. Liaudat , A. Loureiro , J. Macias-Perez , G. Maggio , M. Magliocchetti , E. A. Magnier , C. Mancini , F. Mannucci , R. Maoli , C. J. A. P. Martins , M. Miluzio , P. Monaco , C. Moretti , G. Morgante , S. Nadathur , K. Naidoo , A. Navarro-Alsina , S. Nesseris , F. Passalacqua , K. Paterson , L. Patrizii , A. Pisani , D. Potter , S. Quai , M. Radovich , P. Reimberg , P. -F. Rocci , G. Rodighiero , S. Sacquegna , M. Sahlén , D. B. Sanders , E. Sarpa , C. Scarlata , A. Schneider , M. Schultheis , D. Sciotti , E. Sellentin , L. C. Smith , K. Tanidis , G. Testera , R. Teyssier , S. Tosi , A. Troja , M. Tucci , C. Valieri , A. Venhola , D. Vergani , G. Verza , P. Vielzeuf , N. A. Walton , J. R. Weaver , J. G. Sorce , D. Scott

We present the Automated Photometry Of Transients (AutoPhOT) package, a novel automated pipeline that is designed for rapid, publication-quality photometry of astronomical transients. AutoPhOT is built from the ground up using Python 3 -…

Instrumentation and Methods for Astrophysics · Physics 2023-09-07 S. J. Brennan , M. Fraser

The LiteBIRD satellite mission aims at detecting Cosmic Microwave Background $B$ modes with unprecedented precision, targeting a total error on the tensor-to-scalar ratio $r$ of $\delta r \sim 0.001$. Operating from the L2 Lagrangian point…

Instrumentation and Methods for Astrophysics · Physics 2025-11-06 M. Bortolami , N. Raffuzzi , L. Pagano , G. Puglisi , A. Anand , A. J. Banday , P. Campeti , G. Galloni , A. I. Lonappan , M. Monelli , M. Tomasi , G. Weymann-Despres , D. Adak , E. Allys , J. Aumont , R. Aurvik , C. Baccigalupi , M. Ballardini , R. B. Barreiro , N. Bartolo , S. Basak , M. Bersanelli , A. Besnard , T. Brinckmann , E. Calabrese , E. Carinos , A. Carones , F. J. Casas , K. Cheung , M. Citran , L. Clermont , F. Columbro , G. Coppi , A. Coppolecchia , F. Cuttaia , P. Dal Bo , P. de Bernardis , E. de la Hoz , M. De Lucia , S. Della Torre , P. Diego-Palazuelos , H. K. Eriksen , T. Essinger-Hileman , C. Franceschet , U. Fuskeland , M. Galloway , M. Gerbino , M. Gervasi , T. Ghigna , S. Giardiello , C. Gimeno-Amo , E. Gjerløw , A. Gruppuso , M. Hazumi , S. Henrot-Versillé , L. T. Hergt , E. Hivon , B. Jost , K. Kohri , L. Lamagna , T. Lari , M. Lattanzi , C. Leloup , F. Levrier , M. López-Caniego , G. Luzzi , J. Macias-Perez , B. Maffei , E. Martínez-González , S. Masi , S. Matarrese , T. Matsumura , S. Micheli , L. Montier , G. Morgante , L. Mousset , R. Nagata , T. Namikawa , A. Novelli , F. Noviello , I. Obata , A. Occhiuzzi , A. Paiella , D. Paoletti , G. Pascual-Cisneros , F. Piacentini , M. Pinchera , G. Polenta , L. Porcelli , M. Remazeilles , A. Ritacco , A. Rizzieri , J. A. Rubiño-Martín , M. Ruiz-Granda , J. Sanghavi , V. Sauvage , M. Shiraishi , G. Signorelli , S. L. Stever , R. M. Sullivan , Y. Takase , K. Tassis , L. Terenzi , M. Tristram , L. Vacher , B. van Tent , P. Vielva , I. K. Wehus , M. Zannoni , Y. Zhou

We present a new few-parameter phenomenological model of light curves of eclipsing binaries and stars with transiting planets that is able to fit the observed light curves with the accuracy better than 1\% of their amplitudes. The model can…

Solar and Stellar Astrophysics · Physics 2015-02-27 Zdeněk Mikulášek , Miloslav Zejda , Theodor Pribulla , Martin Vaňko , Shen-Bang Qian , Li-Ying Zhu

The Transiting Exoplanet Survey Satellite (TESS) is the first high-precision full-sky photometry survey in space. We present light curves from a magnitude limited set of stars and other stationary luminous objects from the TESS Full Frame…

Photometric pipelines struggle to estimate both the flux and flux uncertainty for stars in the presence of structured backgrounds such as filaments or clouds. However, it is exactly stars in these complex regions that are critical to…

Instrumentation and Methods for Astrophysics · Physics 2022-07-20 Andrew K. Saydjari , Douglas P. Finkbeiner

We derive efficient, closed form, differentiable, and numerically stable solutions for the flux measured from a spherical planet or moon seen in reflected light, either in or out of occultation. Our expressions apply to the computation of…

Earth and Planetary Astrophysics · Physics 2022-06-15 Rodrigo Luger , Eric Agol , Fran Bartolić , Daniel Foreman-Mackey

We present LightCurveLynx, a flexible and extensible software framework for end-to-end forward modeling time-domain light curves. Given the growing need for realistic simulations in the time-domain astronomy community, LightCurveLynx is…

Instrumentation and Methods for Astrophysics · Physics 2026-04-09 Mi Dai , Jeremy Kubica , Konstantin Malanchev , Alex I. Malz , Olivia Lynn , Andrew Connolly , Rachel Mandelbaum , W. M. Wood-Vasey

The International Liquid Mirror Telescope (ILMT) is a 4-meter survey telescope continuously observing towards the zenith in the SDSS g', r', and i' bands. This survey telescope is designed to detect various astrophysical transients (for…

Kepler seeks to detect sequences of transits of Earth-size exoplanets orbiting Solar-like stars. Such transit signals are on the order of 100 ppm. The high photometric precision demanded by Kepler requires detailed knowledge of how the…

We report a time-resolved single photon counting (TCSPC) imaging system based on a line-scanning architecture. The system benefits from the high fill-factor, active area, and large dimension of an advanced CMOS single photon avalanche diode…

We present an automated non-parametric light profile extraction pipeline called AutoProf. All steps for extracting surface brightness (SB) profiles are included in AutoProf, allowing streamlined analyses of galaxy images. AutoProf improves…

Astrophysics of Galaxies · Physics 2021-10-11 Connor Stone , Nikhil Arora , Stéphane Courteau , Jean-Charles Cuillandre

We have used a precision calibrated photodiode as the fundamental metrology reference in order to determine the relative throughput of the PanSTARRS telescope and the Gigapixel imager, from 400 nm to 1050 nm. Our technique uses a tunable…

Instrumentation and Methods for Astrophysics · Physics 2015-05-18 Christopher W. Stubbs , Peter Doherty , Claire Cramer , Gautham Narayan , Yorke J. Brown , Keith R. Lykke , John T. Woodward , John L. Tonry

Photometry of moving sources typically suffers from reduced signal-to-noise (SNR) or flux measurements biased to incorrect low values through the use of circular apertures. To address this issue we present the software package, TRIPPy:…

LiDAR sensors can provide dependable 3D spatial information at a low frequency (around 10Hz) and have been widely applied in the field of autonomous driving and UAV. However, the camera with a higher frequency (around 20Hz) has to be…

Computer Vision and Pattern Recognition · Computer Science 2019-09-17 Haojie Liu , Kang Liao , Chunyu Lin , Yao Zhao , Yulan Guo

The field of visible-light continuous time series photometry is now at its golden age, manifested by the continuum of past (CoRoT, Kepler), present (K2), and future (TESS, PLATO) space-based surveys delivering high precision data with a…

Solar and Stellar Astrophysics · Physics 2017-06-14 Avi Shporer