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Related papers: Challan: Solar Full-disk Imaging-Spectroscopic Tel…

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Chapter 15 in High-Luminosity Large Hadron Collider (HL-LHC) : Preliminary Design Report. The Large Hadron Collider (LHC) is one of the largest scientific instruments ever built. Since opening up a new energy frontier for exploration in…

Accelerator Physics · Physics 2017-06-01 P. Fessia , S. Weisz

The Wide-field High-resolution Infrared TElescope (WHITE) will be dedicated in the first years of its life to carrying out a few (well focused in terms of science objectives and time) legacy surveys. WHITE would have an angular resolution…

Astrophysics · Physics 2009-11-13 D. Burgarella , B. Le Roux , M. Langlois , G. Moretto , T. Fusco , M. Ferrari

Accurate astrophysical polarimetry requires a proper characterization of the polarization properties of the telescope and instrumentation employed to obtain the observations. Determining the telescope and instrument Muller matrix is…

Instrumentation and Methods for Astrophysics · Physics 2015-05-19 Hector Socas-Navarro , David Elmore , Andres Asensio Ramos

We introduce the Chromospheric Telescope (ChroTel) at the Observatorio del Teide in Izana on Tenerife as a new multi-wavelength imaging telescope for full-disk synoptic observations of the solar chromosphere. We describe the design of the…

Solar and Stellar Astrophysics · Physics 2015-05-30 C. Bethge , H. Peter , T. J. Kentischer , C. Halbgewachs , D. F. Elmore , C. Beck

The Large Synoptic Survey Telescope (LSST) is a high etendue imaging facility that is being constructed atop Cerro Pachon in Northern Chile. It is scheduled to begin science operations in 2022. With an 8.4m (6.5m effective) aperture, a…

Cosmology and Nongalactic Astrophysics · Physics 2018-03-12 Hu Zhan , J. Anthony Tyson

ArgusSpec is a prototype autonomous spectroscopic follow-up instrument designed to characterize flares detected by the Argus Pathfinder telescope array by taking short exposure (30 s) broadband spectra (370 - 750 nm) at low resolutions…

Imaging spectroscopy is intended to be coupled with adaptive optics (AO) on large solar telescopes, in order to produce high spatial and temporal resolution measurements of velocities and magnetic fields on a 2D target. We present the…

Instrumentation and Methods for Astrophysics · Physics 2023-12-12 Jean-Marie Malherbe

Observations, analysis techniques and photometric properties of a multi-narrowband survey of a 20 square-degree area of sky at +33 degrees declination are described. The survey is conducted with the 3-meter liquid-mirror telescope of the…

Astrophysics · Physics 2007-05-23 Paul Hickson , Mark K. Mulrooney

The Wide Area Linear Optical Polarimeter North (WALOP-North) is an optical polarimeter designed for the needs of the PASIPHAE survey. It will be installed on the 1.3m telescope at the Skinakas Observatory in Crete, Greece. After…

Radial velocity perturbations induced by stellar surface inhomogeneities including spots, plages and granules currently limit the detection of Earth-twins using Doppler spectroscopy. Such stellar noise is poorly understood for stars other…

The next-generation astronomy archives will cover most of the universe at fine resolution in many wavelengths. One of the first of these projects, the Sloan Digital Sky Survey (SDSS) will create a 5-wavelength catalog over 10,000 square…

Astrophysics · Physics 2010-04-23 Alexander S. Szalay , Peter Kunszt , Anirudha Thakar , Jim Gray , Don Slutz

The soft X-rays (SXRs: 90--150 $\r{A}$) are among the most interesting spectral ranges to be investigated in the next generation of solar missions due to their unique capability of diagnosing phenomena involving hot plasma with temperatures…

Instrumentation and Methods for Astrophysics · Physics 2021-05-13 Alain Jody Corso , Giulio Del Zanna , Vanessa Polito

This project presents the development and implementation of a compact spectrometer, named SPECTRUMMATE, tailored for small telescopes. Small telescopes offer several advantages: they are cost-effective, occupy less space, and are simpler to…

Instrumentation and Methods for Astrophysics · Physics 2025-11-25 Hien Phan-Thanh , Nguyen Nguyen-Duc , Thuy Le-Quang , Tobias C. Hinse , Quang Nguyen-Luong

The Sloan Digital Sky Survey has validated and made publicly available its First Data Release. This consists of 2099 square degrees of five-band (u, g, r, i, z) imaging data, 186,240 spectra of galaxies, quasars, stars and calibrating blank…

Astrophysics · Physics 2012-07-27 The SDSS collaboration , Kevork Abazajian

Observations of the dynamics of solar coronal structures are necessary to investigate space weather phenomena and global heating of the corona. The profiles of high temperature lines emitted by the hot plasma are usually integrated by…

Solar and Stellar Astrophysics · Physics 2021-10-27 J. -M. Malherbe , P. Mein , F. Sayede , P. Rudawy , K. Phillips , F. Keenan , J. Rybak

Intermittent magnetohydrodynamical turbulence is most likely at work in the magnetized solar atmosphere. As a result, an array of scaling and multi-scaling image-processing techniques can be used to measure the expected self-organization of…

Astrophysics · Physics 2007-05-23 Manolis K. Georgoulis

Filaments are very common physical phenomena on the Sun and are often taken as important proxies of solar magnetic activities. The study of filaments has become a hot topic in the space weather research. For a more comprehensive…

We developed a method to automatically detect and trace solar filaments in H\alpha\ full-disk images. The program is able not only to recognize filaments and determine their properties, such as the position, the area, the spine, and other…

Solar and Stellar Astrophysics · Physics 2015-06-15 Qi Hao , Cheng Fang , P. F. Chen

Wavelength-dependent polarization state of light carries crucial information about light-matter interactions. However, its measurement is limited to bulky, energy-consuming devices, which prohibits many modern, portable applications. Here,…