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200 papers

To meet the scientific goals of the Thirty Meter Telescope Project, full diffraction-limited performance is required from the outset and hence the entire observatory is being designed, as a system, to achieve this. The preliminary design…

Astrophysics · Physics 2009-11-13 David Crampton , Luc Simard , David Silva

Quantum technology is approaching a level of maturity, recently demonstrated in space-borne experiments and in-field measurements, which would allow for adoption by non-specialist users. Parallel advancements made in microprocessor-based…

Quantum Physics · Physics 2021-09-15 T. J. Barrett , W. Evans , A. Gadge , S. Bhumbra , S. Sleegers , R. Shah , J. Fekete , F. Orucevic , P. Kruger

We provide an overview of the robotic Super-LOTIS (Livermore Optical Transient Imaging System) telescope and present results from gamma-ray burst (GRB) afterglow observations using Super-LOTIS and other Steward Observatory telescopes. The…

Astrophysics · Physics 2009-06-23 G. G. Williams , P. A. Milne , H. S. Park , S. D. Barthelmy , D. H. Hartmann , A. Updike , K. Hurley

A neural network mechanism that can compensate for poor optical quality was recently discovered in a biological context. We propose that this mechanism can and should be adopted for astronomical purposes. This would shift emphasis away from…

Astrophysics · Physics 2016-08-15 İbrahim Semiz

We present a machine learning based information retrieval system for astronomical observatories that tries to address user defined queries related to an instrument. In the modern instrumentation scenario where heterogeneous systems and…

Instrumentation and Methods for Astrophysics · Physics 2018-03-28 Nikhil Mukund , Saurabh Thakur , Sheelu Abraham , A. K. Aniyan , Sanjit Mitra , Ninan Sajeeth Philip , Kaustubh Vaghmare , D. P. Acharjya

Modern astronomical surveys such as the Large Synoptic Sky Survey (LSST) promise an unprecedented wealth of discoveries, delivered in the form of ~10 million alerts of time-variable events per night. Astronomers are faced with the daunting…

Instrumentation and Methods for Astrophysics · Physics 2018-06-26 R. A. Street , M. Bowman , E. S. Saunders , T. Boroson

The prototype of the Large-Sized Telescope (LST) of the Cherenkov Telescope Array (CTA) is presently going through its commissioning phase. A total of four LSTs, among others, will operate together at Observatorio del Roque de Los…

Instrumentation and Methods for Astrophysics · Physics 2021-01-26 José Enrique Ruiz , Daniel Morcuende , Lab Saha , Andrés Baquero , José Luis Contreras , Isidro Aguado

The Large Binocular Telescope (LBT) is a unique telescope featuring two co-mounted optical trains with 8.4m primary mirrors. The telescope Adaptive Optics (AO) system uses two innovative key components, namely an adaptive secondary mirror…

Recent advancements in low-Earth-orbit (LEO) satellites aim to bring resilience, ubiquitous, and high-quality service to future Internet infrastructure. However, the soaring number of space assets, increasing dynamics of LEO satellites and…

Networking and Internet Architecture · Computer Science 2024-11-21 Peng Hu

In 2018, the first prototype of the optical calibration system was installed in the Large Sized Telescopes, LST-1 at the Observatorio del Roque de los Muchachos, ORM, in La Palma, Canary Islands. We have almost completed the construction of…

Instrumentation and Methods for Astrophysics · Physics 2025-09-22 M. Iori , L. Recchia , F. Ferrarotto , A. Girardi , R. Lunadei

The results of a study of the accuracy characteristics and image quality on the SAO RAS optical telescopes, Zeiss-1000 and BTA, using the recently developed "Telescope Analyzer" device are described: a method for determining the…

Instrumentation and Methods for Astrophysics · Physics 2025-02-14 Edward Emelianov

In this work the strategy of the Latin American Giant Observatory (LAGO) to build a Latin American collaboration is presented. Installing Cosmic Rays detectors settled all around the Continent, from Mexico to the Antarctica, this…

Instrumentation and Methods for Astrophysics · Physics 2019-08-13 H. Asorey , R. Mayo-García , L. A. Núñez , M. Rodríguez-Pascual , A. J. Rubio Montero , M. Suarez-Durán , L. A. Torres-Niño

We present a unique implementation of Python coding in an asynchronous object-oriented programming (OOP) framework to fully automate the process of collecting data with the George Mason University (GMU) Observatory's 0.8-meter telescope.…

Gravitationally lensed supernovae (glSNe) are of interest for time delay cosmology and SN physics. However, glSNe detections are rare, owing to the intrinsic rarity of SN explosions, the necessity of alignment with a foreground lens, and…

Cosmology and Nongalactic Astrophysics · Physics 2024-09-12 Peter Craig , Kyle O'Connor , Sukanya Chakrabarti , Steven A. Rodney , Justin R. Pierel , Curtis McCully , Ismael Perez-Fournon

The Stellar Observations Network Group (SONG) has obtained full funding for the design, construction and implementation of a prototype telescope and instrumentation package for the first network node. We describe the layout of such a node…

Solar and Stellar Astrophysics · Physics 2009-08-05 F. Grundahl , J. Christensen-Dalsgaard , H. Kjeldsen , U. G. Jørgensen , T. Arentoft , S. Frandsen , P. Kjærgaard

The Large Sky Area Multi-Object Fiber Spectroscopic Telescope (LAMOST) is the largest existing spectroscopic survey telescope, having 32 scientific charge-coupled-device (CCD) cameras for receiving spectra. Stability and automation of the…

Instrumentation and Methods for Astrophysics · Physics 2018-05-23 Yuan Tian , Zheng Wang , Jian Li , Zi-Huang Cao , Wei Dai , Shou-Lin Wei , Yong-Heng Zhao

The Taiwanese-American Occultation Survey (TAOS) operates four fully automatic telescopes to search for occultations of stars by Kuiper Belt Objects. It is a versatile facility that is also useful for the study of initial optical GRB…

Lijiang 2.4-meter Telescope(LJT), the largest common-purpose optical telescope in China, has been applied to the world-wide astronomers since 2008. It is located at Gaomeigu site, Lijiang Observatory(LJO), the southwest of China. The site…

Extreme wavefront correction is required for coronagraphs on future space telescopes to reach 1e-8 or better starlight suppression for the direct imaging and characterization of exoplanets in reflected light. Thus, a suite of wavefront…