English
Related papers

Related papers: Pan-STARRS Pixel Analysis : Source Detection and C…

200 papers

Radio emission has been detected in a broad variety of stellar objects from all stages of stellar evolution. However, most of our knowledge originates from targeted observations of small samples, which are strongly biased to sources which…

Solar and Stellar Astrophysics · Physics 2015-10-07 G. Umana , C. Trigilio , T. M. O. Franzen , R. P. Norris , P. Leto , A. Ingallinera , C. S. Buemi , C. Agliozzo , F. Cavallaro , L. Cerrigone

As new large-scale astronomical surveys greatly increase the number of objects targeted and discoveries made, the requirement for efficient follow-up observations is crucial. Adaptive optics imaging, which compensates for the image-blurring…

KMOS is a multi-object near-infrared integral field spectrometer with 24 deployable cryogenic pick-off arms. Inevitably, data processing is a complex task that requires careful calibration and quality control. In this paper we describe all…

The Kepler Mission Science Operations Center (SOC) performs several critical functions including managing the ~156,000 target stars, associated target tables, science data compression tables and parameters, as well as processing the raw…

In this paper we describe an unmanned aerial system equipped with a thermal-infrared camera and software pipeline that we have developed to monitor animal populations for conservation purposes. Taking a multi-disciplinary approach to tackle…

Instrumentation and Methods for Astrophysics · Physics 2017-04-05 S. N. Longmore , R. P. Collins , S. Pfeifer , S. E. Fox , M. Mulero-Pazmany , F. Bezombes , A. Goodwind , M. de Juan Ovelar , J. H. Knapen , S. A. Wich

The LAMOST DR1 survey contains about two million of spectra labelled by its pipeline as stellar objects of common spectral classes. There is, however, a lot of spectra corrupted in some way by both instrumental and processing artifacts,…

Instrumentation and Methods for Astrophysics · Physics 2016-12-23 Petr Škoda , Ksenia Shakurova , Jakub Koza , Andrej Palička

Regular object detection methods output rectangle bounding boxes, which are unable to accurately describe the actual object shapes. Instance segmentation methods output pixel-level labels, which are computationally expensive for real-time…

Computer Vision and Pattern Recognition · Computer Science 2023-04-06 Yang Zheng , Oles Andrienko , Yonglei Zhao , Minwoo Park , Trung Pham

We present a new, objectively defined catalog of candidate galaxy clusters based on the galaxy catalogs from the Digitized Second Palomar Observatory Sky Survey (DPOSS). This cluster catalog, derived from the best calibrated plates in the…

Our HST/NICMOS Pa survey of the Galactic center (GC) provides a uniform, panoramic, high-resolution map of stars and ionized diffuse gas in the central 416 arcmin^2 of the Galaxy. This survey was carried out with 144 HST orbits using two…

Astrophysics of Galaxies · Physics 2015-05-28 H. Dong , Q. D. Wang , A. Cotera , S. Stolovy , M. R. Morris , J. Mauerhan , E. A. Mills , G. Schneider , D. Calzetti , C. Lang

We consider a method for obtaining information on polarization of astronomical objects radiation at diffraction limited resolution - differential speckle polarimetry. As an observable we propose to use averaged cross spectrum of two…

Instrumentation and Methods for Astrophysics · Physics 2015-06-12 Boris Safonov

We have developed a software pipeline, AutoWISP, for extracting high-precision photometry from citizen scientists' observations made with consumer-grade color digital cameras (digital single-lens reflex, or DSLR, cameras), based on our…

Instrumentation and Methods for Astrophysics · Physics 2025-07-22 Angel E. Romero , Kaloyan Penev , S. Javad Jafarzadeh , Zoltan Csubry , Joel D. Hartman , Gaspar A. Bakos

We present the pulsar_spectra software repository, an open-source pulsar flux density catalogue and automated spectral fitting software that finds the best spectral model and produces publication-quality plots. The Python-based software…

High Energy Astrophysical Phenomena · Physics 2022-11-09 N. A. Swainston , C. P. Lee , S. J. McSweeney , N. D. R. Bhat

The Star Formation Across Cosmic Time (SFACT) survey is a new narrowband survey designed to detect emission-line galaxies (ELGs) and quasi-stellar objects (QSOs) over a wide range of redshifts in discrete redshift windows. The survey…

Astrophysics of Galaxies · Physics 2023-08-03 David J. Carr , Jennifer Sieben , John J. Salzer , Samantha W. Brunker , Bryce Cousins

A program that we call the QUEST Data Processing Software Pipeline has been written to process the large volumes of data produced by the QUEST camera on the Samuel Oschin Schmidt Telescope at the Palomar Observatory. The program carries out…

The paper develops a method for detecting optical binary stars based on the use of astrometric catalogs in combination with machine learning (ML) methods. A computational experiment was carried out on the example of the HIPPARCOS mission…

Instrumentation and Methods for Astrophysics · Physics 2022-08-08 Mikhail V. Sazhin , Valerian Sementsov , Sergey Sorokin , Dan Lubarskiy , Alexander Raikov

The first step toward doing high-precision astrometry is the measurement of individual stars in individual images, a step that is fraught with dangers when the images are undersampled. The key to avoiding systematic positional error in…

Astrophysics · Physics 2009-10-05 Jay Anderson , Ivan R. King

The STARE instrument is a small aperture, wide-field, CCD-based telescope that delivers high cadence time series photometry on roughly 40,000 stars in a typical field centered on the galactic plane. In a two-month observing run on a field,…

Astrophysics · Physics 2007-05-23 Timothy M. Brown , David Charbonneau

High-precision photometric standard stars play a key role in enabling accurate photometric calibration and advancing various fields of astronomy. However, due to limitations in calibration methods and the limited availability and underuse…

Instrumentation and Methods for Astrophysics · Physics 2026-01-12 Kai Xiao , Yang Huang , Haibo Yuan , Bowen Huang , Dongwei Fan , Timothy C. Beers , Zhirui Li , Henggeng Han , Qiqian Zhang , Tao Wang , Mingyang Ma , Yuanchang Wang , Shuai Xu , Lin Yang , Jifeng Liu

One of the main goals of the COROT mission is to get precise photometric observations of selected bright stars in order to allow the modelling of their interior through asteroseismology. However, in order to interpret the…

Astrophysics · Physics 2009-11-11 M. Gillon , P. Magain

USNO-B is an all-sky catalog that presents positions, proper motions, magnitudes in various optical passbands, and star/galaxy estimators for 1,042,618,261 objects derived from 3,643,201,733 separate observations. The data were obtained…