English
Related papers

Related papers: The Palomar Transient Factory: System Overview, Pe…

200 papers

Recent advances in imaging sensors and digital light projection technology have facilitated a rapid progress in 3D optical sensing, enabling 3D surfaces of complex-shaped objects to be captured with improved resolution and accuracy.…

Instrumentation and Detectors · Physics 2017-11-22 Chao Zuo , Tianyang Tao , Shijie Feng , Lei Huang , Anand Asundi , Qian Chen

The Panoramic SETI (Search for Extraterrestrial Intelligence) experiment (PANOSETI) aims to detect and quantify optical transients from nanosecond to second precision over a large field-of-view ($\sim$4,450 square-degrees). To meet these…

Instrumentation and Methods for Astrophysics · Physics 2021-11-23 J. Maire , S. A. Wright , D. Werthimer , F. P. Antonio , A. Brown , P. Horowitz , R. Lee , W. Liu , R. Raffanti , J. Wiley , M. Cosens , C. M. Heffner , A. W. Howard , R. P. S. Stone , R. R. Treffers

An imaging technique with sensitivity to short duration optical transients is described. The technique is based on the use of wide-field cameras operating in a drift scanning mode, whereby persistent objects produce trails on the sensor and…

Instrumentation and Methods for Astrophysics · Physics 2020-04-15 Steven Tingay

The Pulsar Arecibo L-Band Feed Array (PALFA) survey, the most sensitive blind search for radio pulsars yet conducted, is ongoing at the Arecibo Observatory in Puerto Rico. The vast majority of the 180 pulsars discovered by PALFA have spin…

The LOw FRequency ARray - LOFAR is a new radio telescope that is moving the science of radio pulsars and transients into a new phase. Its design places emphasis on digital hardware and flexible software instead of mechanical solutions.…

Instrumentation and Methods for Astrophysics · Physics 2012-07-03 Maciej Serylak , Aris Karastergiou , Chris Williams , Wes Armour , LOFAR Pulsar Working Group

The Wide Field Survey Telescope (WFST) is a dedicated photometric surveying facility being built jointly by the University of Science and Technology of China and the Purple Mountain Observatory. It is equipped with a 2.5-meter diameter…

We identify minimal observing cadence requirements that enable photometric astronomical surveys to detect and recognize fast and explosive transients and fast transient features. Observations in two different filters within a short time…

We report on the results of a search for radio transients between 115 and 190\,MHz with the LOw-Frequency ARray (LOFAR). Four fields have been monitored with cadences between 15 minutes and several months. A total of 151 images were…

The Prime Focus Spectrograph (PFS) is an optical/near-infrared multi-fiber spectrograph with 2394 science fibers, which are distributed in 1.3 degree diameter field of view at Subaru 8.2-meter telescope. The simultaneous wide wavelength…

Instrumentation and Methods for Astrophysics · Physics 2015-06-22 Hajime Sugai , Naoyuki Tamura , Hiroshi Karoji , Atsushi Shimono , Naruhisa Takato , Masahiko Kimura , Youichi Ohyama , Akitoshi Ueda , Hrand Aghazarian , Marcio Vital de Arruda , Robert H. Barkhouser , Charles L. Bennett , Steve Bickerton , Alexandre Bozier , David F. Braun , Khanh Bui , Christopher M. Capocasale , Michael A. Carr , Bruno Castilho , Yin-Chang Chang , Hsin-Yo Chen , Richard C. Y. Chou , Olivia R. Dawson , Richard G. Dekany , Eric M. Ek , Richard S. Ellis , Robin J. English , Didier Ferrand , Décio Ferreira , Charles D. Fisher , Mirek Golebiowski , James E. Gunn , Murdock Hart , Timothy M. Heckman , Paul T. P. Ho , Stephen Hope , Larry E. Hovland , Shu-Fu Hsuc , Yen-Shan Hu , Pin Jie Huang , Marc Jaquet , Jennifer E. Karr , Jason G. Kempenaar , Matthew E. King , Olivier Le Fèvre , David Le Mignant , Hung-Hsu Ling , Craig Loomis , Robert H. Lupton , Fabrice Madec , Peter Mao , Lucas Souza Marrara , Brice Ménard , Chaz Morantz , Hitoshi Murayama , Graham J. Murray , Antonio Cesar de Oliveira , Claudia Mendes de Oliveira , Ligia Souza de Oliveira , Joe D. Orndorff , Rodrigo de Paiva Vilaça , Eamon J. Partos , Sandrine Pascal , Thomas Pegot-Ogier , Daniel J. Reiley , Reed Riddle , Leandro Santos , Jesulino Bispo dos Santos , Mark A. Schwochert , Michael D. Seiffert , Stephen A. Smee , Roger M. Smith , Ronald E. Steinkraus , Laerte Sodré , David N. Spergel , Christian Surace , Laurence Tresse , Clément Vidal , Sebastien Vives , Shiang-Yu Wang , Chih-Yi Wen , Amy C. Wu , Rosie Wyse , Chi-Hung Yan

The results of observations with the MASTER-SHOK robotic wide-field optical cameras onboard the Lomonosov Space Observatory carried out in 2016 are presented. In all, the automated transient detection system transmitted 22 181 images of…

Astronomical transients are intrinsically interesting things to study. Fast optical transients (microsecond timescale) are a largely unexplored field of optical astronomy mainly due to the fact that large optical telescopes are…

High Energy Astrophysical Phenomena · Physics 2015-06-05 Sean Griffin , David Hanna , Adam Gilbert

A large wide-field telescope and camera with optical throughput over 200 m^2 deg^2 -- a factor of 50 beyond what we currently have -- would enable the detection of faint moving or bursting optical objects: from Earth threatening asteroids…

Astrophysics · Physics 2009-11-07 J. Anthony Tyson , the LSST Collaboration

Time-of-flight (ToF) sensors provide an imaging modality fueling diverse applications, including LiDAR in autonomous driving, robotics, and augmented reality. Conventional ToF imaging methods estimate the depth by sending pulses of light…

Computer Vision and Pattern Recognition · Computer Science 2021-12-20 Seung-Hwan Baek , Felix Heide

Context. This paper presents a detailed description of the Decametre Pulsar and Transient Survey of the Northern Sky that was carried out in 2012-2017 using the world's largest radio telescope at decametre wavelengths - UTR-2 in Ukraine.…

The Zwicky Transient Facility (ZTF) is conducting a nightly public survey of all 13 TESS northern sectors in 2019-2020. ZTF will observe the portions of the current TESS sectors visible from Palomar Observatory each night. Each ZTF pointing…

Fast variability of optical objects is an interesting though poorly explored subject in modern astronomy. Real-time data processing and identification of transient celestial events in the images is very important for such study as it allows…

An overview is given of the Permanent All Sky Survey (PASS) project. The primary goal of PASS is the detection of all transiting giant planets in the entire sky, complete for stellar systems of magnitudes ~ 5.5-10.5. Since the sample stars…

The Zwicky Transient Facility (ZTF) is performing a three-day cadence survey of the visible Northern sky (~3$\pi$). The transient candidates found in this survey are announced via public alerts. As a supplementary product ZTF is also…

We present three new eclipsing white-dwarf / M-dwarf binary systems discovered during a search for transiting planets around M-dwarfs. Unlike most known eclipsing systems of this type, the optical and infrared emission is dominated by the…

Wide-field and high-cadence sky surveys are the first step in the chain of discovery and characterisation of astrophysical transients such as supernovae, kilonovae, and tidal disruption events, each linked to the varied demise of stellar…

‹ Prev 1 3 4 5 6 7 10 Next ›