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The design and implementation of astronomical cameras based on the large-format CCD and CMOS detectors is described in this paper. The Dinacon-5 controller is used for work with the CCDs and to achieve high performance and low noise. A new…

Instrumentation and Methods for Astrophysics · Physics 2021-01-21 V. I. Ardilanov , V. A. Murzin , I. V. Afanasieva , N. G. Ivaschenko , M. A. Pritychenko

Astronomical CCD systems based on second-generation DINACON controllers were developed at the SAO RAS Advanced Design Laboratory more than seven years ago and since then have been in constant operation at the 6-meter and Zeiss-1000…

Computational Engineering, Finance, and Science · Computer Science 2015-07-21 I. V. Afanasieva

CMOS detectors offer many advantages over CCDs for optical and UV astronomical applications, especially in space where high radiation tolerance is required. However, astronomical instruments are most often designed for low light-level…

Instrumentation and Methods for Astrophysics · Physics 2022-03-31 Timothee Greffe , Roger Smith , Myles Sherman , Fiona Harrison , Hannah Earnshaw , Brian Grefenstette , John Hennessy , Shouleh Nikzad

We characterize the response of a novel 250 $\mu$m thick, fully-depleted Skipper Charged-Coupled Device (CCD) to visible/near-infrared light with a focus on potential applications for astronomical observations. We achieve stable,…

We describe a system for rapidly measuring the brightness of the night sky using a mosaic of CCD images obtained with a low-cost automated system. The portable system produces millions of independent photometric measurements covering the…

Astrophysics · Physics 2009-11-13 D. M. Duriscoe , C. B. Luginbuhl , C. A. Moore

This work shows details of an evaluation of an observational system comprising a CMOS detector, 60-cm telescope, and filter complement. The system's photometric precision and differential photometric precision, and extinction coefficients…

Instrumentation and Methods for Astrophysics · Physics 2024-03-20 Hai-Yang Mu , Zhou Fan , Yi-Nan Zhu , Yu Zhang , Hong Wu

We present a means of characterizing and removing internal reflections between the CCD and other optical surfaces in an astronomical camera. The stellar reflections appear as out-of-focus images and are not necessarily axisymmetric about…

Instrumentation and Methods for Astrophysics · Physics 2015-05-14 Colin Slater , Paul Harding , Chris Mihos

The design of electron multiplying CCD cameras require a very different approach from that appropriate for slow scan CCD operation. This paper describes the main problems in using electron multiplying CCDs for high-speed, photon counting…

Instrumentation and Methods for Astrophysics · Physics 2015-05-19 Craig Mackay , Tim D. Staley , David King , Frank Suess , Keith Weller

We present a new method to measure the vertical aerosol optical depth (VAOD) during clear nights using a wide-field imager - a CCD camera with a photographic lens on an equatorial mount. A series of 30-second exposures taken at different…

HiPERCAM is a high-speed camera for the study of rapid variability in the Universe. The project is funded by a 3.5MEuro European Research Council Advanced Grant. HiPERCAM builds on the success of our previous instrument, ULTRACAM, with very…

Instrumentation and Methods for Astrophysics · Physics 2016-12-14 V. S. Dhillon , T. R. Marsh , N. Bezawada , M. Black , S. Dixon , T. Gamble , D. Henry , P. Kerry , S. P. Littlefair , D. W. Lunney , T. Morris , J. Osborn , R. W. Wilson

We present the characterization of the CCD system developed for the ADFOSC instrument on the 3.6m Devasthal Optical Telescope (DOT). We describe various experiments performed to tune the CCD controller parameters to obtain optimum…

Instrumentation and Methods for Astrophysics · Physics 2023-01-24 Dimple , T. S. Kumar , A. Omar , K. Misra

The idea of using stellar photometry for atmospheric monitoring for optical experiments in high-energy astrophysics is seemingly straightforward, but reaching high precision of the order of 0.01 in the determination of the vertical aerosol…

We review the systematic uncertainties that have plagued attempts to obtain high precision and high accuracy from ground-based photometric measurements using CCDs. We identify two main challenges in breaking through the 1% precision…

Astrophysics · Physics 2008-11-26 Christopher W. Stubbs , John L. Tonry

The development of technologies for creating various types of solid-state detectors for optical astronomy is reviewed. The principles of designing astronomical photodetecting systems with large-format sensors based on charge-coupled device…

Instrumentation and Methods for Astrophysics · Physics 2024-12-17 V V Vlasyuk , I V Afanasieva , V I Ardilanov , V A Murzin , N G Ivaschenko , M A Pritychenko , S N Dodonov

We have designed, constructed and put into operation a large area CCD camera that covers a large fraction of the image plane of the 1 meter Schmidt telescope at Llano del Hato in Venezuela. The camera consists of 16 CCD devices arranged in…

The 4K$\times$4K CCD Imager is the first light instrument for the 3.6m Devasthal Optical Telescope and is producing broad-band imaging observations of many Galactic and extra-galactic sources since 2015-2016. Capabilities of the CCD Imager…

Instrumentation and Methods for Astrophysics · Physics 2023-06-27 S. B. Pandey , Amit Kumar , B. K. Reddy , S. Yadav , N. Nanjappa , Amar Aryan , Rahul Gupta , Neelam Panwar , R. K. S. Yadav

A new analysis of CCD-based BVRI broad-band photometry for the globular cluster NGC2419 is presented, based on 340 CCD images either donated by colleagues or retrieved from public archives. The calibrated results have been made available…

Astrophysics · Physics 2009-11-10 Peter B. Stetson

We present the characteristics and the performance of the new CCD camera system, SNUCAM-II (Seoul National University CAMera system II) that was installed on the Lee Sang Gak Telescope (LSGT) at the Siding Spring Observatory in 2016.…

Instrumentation and Methods for Astrophysics · Physics 2017-07-28 Changsu Choi , Myungshin Im

We report results obtained during the characterization of a commercial front-illuminated progressive scan interline transfer CCD camera. We demonstrate that the unmodified camera operates successfully in temperature and pressure conditions…

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