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Run II at the Fermilab Tevatron Collider started in March 2001, and it will continue probing the high energy frontier in particle physics until the start of the LHC at CERN. The CDF collaboration at Fermilab has already stored 260 TB of…

Computational Physics · Physics 2008-11-26 P. Jacques , F. Ratnikov , I. Terekhov , T. Watts

We have designed and implemented a novel way to process wide-field astronomical data within a distributed environment of hardware resources and humanpower. The system is characterized by integration of archiving, calibration, and…

Instrumentation and Methods for Astrophysics · Physics 2011-10-17 J. P. McFarland , G. Verdoes-Kleijn , G. Sikkema , E. M. Helmich , D. R. Boxhoorn , E. A. Valentijn

The Large Area Telescope on the Fermi Gamma-ray Space Telescope has a point spread function with large tails, consisting of events affected by tracker ineffiencies, inactive volumes, and hard scattering; these tails can make source…

Instrumentation and Methods for Astrophysics · Physics 2014-11-07 Stephen K. N. Portillo , Douglas P. Finkbeiner

Since the launch of the Fermi satellite, BL Lacertae has been moderately active at gamma-rays and optical frequencies until May 2011, when the source started a series of strong flares. The exceptional optical sampling achieved by the…

High Energy Astrophysical Phenomena · Physics 2019-08-14 C. M. Raiteri , M. Villata , F. D'Ammando , V. M. Larionov , M. A. Gurwell , D. O. Mirzaqulov , P. S. Smith

This paper presents the simulation of the GLAST high energy gamma-ray telescope. The simulation package, written in C++, is based on the Geant4 toolkit, and it is integrated into a general framework used to process events. A detailed…

Every year the PHENIX collaboration deals with increasing volume of data (now about 1/4 PB/year). Apparently the more data the more questions how to process all the data in most efficient way. In recent past many developments in HEP…

Distributed, Parallel, and Cluster Computing · Computer Science 2007-05-23 Barbara Jacak , Roy Lacey , Dave Morrison , Irina Sourikova , Andrey Shevel , Qiu Zhiping

The Data Activated Liu Graph Engine - DALiuGE - is an execution framework for processing large astronomical datasets at a scale required by the Square Kilometre Array Phase 1 (SKA1). It includes an interface for expressing complex data…

Distributed, Parallel, and Cluster Computing · Computer Science 2017-02-27 Chen Wu , Rodrigo Tobar , Kevin Vinsen , Andreas Wicenec , Dave Pallot , Baoqiang Lao , Ruonan Wang , Tao An , Mark Boulton , Ian Cooper , Richard Dodson , Markus Dolensky , Ying Mei , Feng Wang

During more than 17 years of operation in space INTEGRAL telescope has accumulated large data set that contains records of hard X-ray and soft gamma-ray astronomical sources. These data can be re-used in the context of multi-wavelength or…

Instrumentation and Methods for Astrophysics · Physics 2021-07-28 A. Neronov , V. Savchenko , A. Tramacere , M. Meharga , C. Ferrigno , S. Paltani

We present an incremental version (4FGL-DR2, for Data Release 2) of the fourth Fermi-LAT catalog of gamma-ray sources. Based on the first ten years of science data in the energy range from 50 MeV to 1 TeV, it uses the same analysis methods…

High Energy Astrophysical Phenomena · Physics 2020-12-18 J. Ballet , T. H. Burnett , S. W. Digel , B. Lott

The Fermilab Accelerator Division, Instrumentation Department is adopting an open-source framework to replace our embedded VME-based data acquisition systems. Utilizing an iterative methodology, we first moved to embedded Linux, removing…

Accelerator Physics · Physics 2022-09-21 R. Santucci , J. Diamond , N. Eddy , A. Semenov , D. Voy

We present the light curves and spectral data of two exceptionally luminous gamma-ray outburts observed by the Large Area Telescope (LAT) experiment on board Fermi Gamma-ray Space Telescope from 3C 273 in September 2009. During these…

High Energy Astrophysical Phenomena · Physics 2015-05-20 A. A. Abdo et al.

Fully automated astronomical data calibration and imaging pipelines are difficult to develop without a good prototyping method which permits to bridge the time between observatory commissioning and the moment when the special features and…

Instrumentation and Methods for Astrophysics · Physics 2021-12-21 Dirk Petry

The binary system eta Carinae has completed its first 5.54y orbit since the beginning of science operation of the Fermi Large Area Telescope (LAT). We are now able to investigate the high-energy gamma-ray source at the position of eta…

High Energy Astrophysical Phenomena · Physics 2015-05-13 K. Reitberger , A. Reimer , O. Reimer , H. Takahashi

A huge amount of data has been acquired with the GREGOR Fabry-P\'erot Interferometer (GFPI), large-format facility cameras, and since 2016 with the High-resolution Fast Imager (HiFI). These data are processed in standardized procedures with…

Instrumentation and Methods for Astrophysics · Physics 2017-09-20 C. Kuckein , C. Denker , M. Verma , H. Balthasar , S. J. González Manrique , R. E. Louis , A. Diercke

HEP-Frame is a new C++ package designed to efficiently perform analyses of data sets from a very large number of events, like those available at the Large Hadron Collider (LHC) at CERN, Geneva. It mainly targets high performance servers and…

High Energy Physics - Experiment · Physics 2023-03-10 A. Pereira , A. Onofre , A. Proenca

We present a catalog of gamma-ray sources at energies above 10 GeV based on data from the Large Area Telescope (LAT) accumulated during the first three years of the Fermi Gamma-ray Space Telescope mission. The first Fermi-LAT catalog of…

Instrumentation and Methods for Astrophysics · Physics 2015-06-16 LAT Collaboration

Observation of gamma-rays from dwarf galaxies is an effective way to search for particle dark matter. Using 4-year data of Fermi-LAT observations on a series of Milky Way satellites, we develop a general way to search for the signals from…

High Energy Astrophysical Phenomena · Physics 2015-06-12 Yue-Lin Sming Tsai , Qiang Yuan , Xiaoyuan Huang

SIPGI is a spectroscopic pipeline for the data reduction of optical/near-infrared data acquired by slit-based spectrographs. SIPGI is a complete spectroscopic data reduction environment retaining the high level of flexibility and accuracy…

Instrumentation and Methods for Astrophysics · Physics 2022-12-13 Susanna Bisogni , Adriana Gargiulo , Marco Fumana , Paolo Franzetti , Letizia Pasqua Cassarà , Marco Scodeggio , Bianca Garilli , Giustina Vietri

The Main Injector (MI) was commissioned using data acquisition systems developed for the Fermilab Main Ring in the 1980s. New VME-based instrumentation was commissioned in 2006 for beam loss monitors (BLM)[2], which provided a more…

The increasing volume of gamma-ray data demands new analysis approaches that can handle large-scale datasets while providing robustness for source detection. We present a Deep Learning (DL) based pipeline for detection, localization, and…