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Related papers: Site-testing at Muztagh-ata site II: Seeing statis…

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India and Belgium have jointly established two 4 meter class optical telescopes at Devasthal located in Nainital, India. After successful installation of the 3.6-m modern new technology Devasthal Optical Telescope (DOT) in 2015, it was…

Instrumentation and Methods for Astrophysics · Physics 2019-09-02 Ram Sagar , Brijesh Kumar , Annapurni Subramaniam

PILOT (the Pathfinder for an International Large Optical Telescope) is a proposed 2.5 m optical/infrared telescope to be located at Dome C on the Antarctic plateau. The atmospheric conditions at Dome C deliver a high sensitivity, high…

The Large Observatory for X-ray Timing (LOFT) is one of the five mission candidates that were considered by ESA for an M3 mission (with a launch opportunity in 2022 - 2024). LOFT features two instruments: the Large Area Detector (LAD) and…

Instrumentation and Methods for Astrophysics · Physics 2014-08-29 C. Tenzer , A. Argan , A. Cros , Y. Favre , M. Gschwender , F. Jetter , A. Santangelo , S. Schanne , P. Smith , S. Suchy , P. Uter , D. Walton , H. Wende

The site survey for the Advanced Technology Solar Telescope concluded recently after more than two years of data gathering and analysis. Six locations, including lake, island and continental sites, were thoroughly probed for image quality…

Measurements of the optical turbulence profile above Siding Spring Observatory were conducted during 2005 and 2006. This effort was largely motivated by the need to predict the statistical performance of adaptive optics at Siding Spring.…

Instrumentation and Methods for Astrophysics · Physics 2015-06-11 Michael Goodwin , Charles Jenkins , Andrew Lambert

The Large Observatory for X-ray Timing (LOFT) is one of the four candidate ESA M3 missions considered for launch in the 2022 time-frame. It is specifically designed to perform fast X-ray timing and probe the status of the matter near black…

Over the past decade, time-domain astronomy in optical bands has developed rapidly with the operations of some wide-field survey facilities. However, most of these surveys are conducted with only a single band, and simultaneous color…

The Chinese Small Telescope ARray (CSTAR) is the first telescope facility built at Dome A, Antarctica. During the 2008 observing season, the installation provided long-baseline and high-cadence photometric observations in the i-band for…

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…

Dome A in Antarctica has been demonstrated to be the best site on earth for optical, infrared, and terahertz astronomical observations by more and more evidence, such as excellent free-atmosphere seeing, extremely low perceptible water…

Instrumentation and Methods for Astrophysics · Physics 2020-10-13 Zhaohui Shang

The sky brightness is a critical parameter for estimating the coronal observation conditions for solar observatory. As part of a site-survey project in Western China, we measured the sky brightness continuously at the Lijiang Observatory in…

Instrumentation and Methods for Astrophysics · Physics 2018-01-31 M. Y. Zhao , Y. Liu , A. Elmhamdi , A. S. Kordi , X. F. Zhang , T. F. Song , Z. J. Tian

I discuss the modalities of zenith observing with LMTs, their limitations and advantages. The main limitation comes from the relatively small regions of the sky that LMTs can access. The main advantage comes from low cost, for inexpensive…

Astrophysics · Physics 2007-05-23 E. F. Borra

Large Array of imaging atmospheric Cherenkov Telescope (LACT) is an array of 32 Cherenkov telescopes with 6-meter diameter mirrors to be constructed at the LHAASO site. In this work, we present a study on the layout optimization and…

High Energy Astrophysical Phenomena · Physics 2024-09-24 Zhipeng Zhang , Ruizhi Yang , ShouShan Zhang , Zhen Xie , Jiali Liu , LiQiao Yin , YuDong Wang , Lingling Ma , Zhen Cao

We present a millimetre-wave site characterisation for the Australia Telescope Compact Array (ATCA) based on nearly 9 years of data from a seeing monitor operating at this facility. The seeing monitor, which measures the phase fluctuations…

Instrumentation and Methods for Astrophysics · Physics 2015-06-19 Balthasar T. Indermuehle , Michael G. Burton

A multi-parameter analysis was conducted to evaluate the impact of meteorological parameters, night sky brightness and seismic hazard on proposed sites for the new optical/infrared Egyptian astronomical telescope. The ERA5 reanalysis data…

The Antarctic Submillimeter Telescope and Remote Observatory (AST/RO) is a 1.7-meter diameter offset Gregorian instrument located at the NSF Amundsen-Scott South Pole Station. This site is exceptionally dry and cold, providing opportunities…

In this paper we describe the method of measurement of optical turbulence in twilight with MASS-DIMM. Some results of such observations carried out with SAI ASM installed on Mt. Shatdzatmaz: 1) characteristics of optical turbulence don't…

Instrumentation and Methods for Astrophysics · Physics 2015-03-17 Boris Safonov

LOFT (the Large Observatory for X-ray Timing), is a mission concept that was considered by ESA as a candidate for an M3 mission and has been studied during an extended >2-years long assessment phase. The mission was specifically designed to…

Instrumentation and Methods for Astrophysics · Physics 2015-06-23 S. Zane

The purpose of this thesis is to focus attention on the mechanical aspects in designing an infrared telescope, IRAIT (International Robotic Antarctic Infrared Telescope), with aperture size of 80 cm, f#=21, entirely robotic and remote…

Astrophysics · Physics 2016-08-31 Igor Di VArano

The LSST survey will provide unprecedented statistical power for measurements of dark energy. Consequently, controlling systematic uncertainties is becoming more important than ever. The LSST observing strategy will affect the statistical…

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