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A new automotive radar data set with measurements and point-wise annotations from more than four hours of driving is presented. Data provided by four series radar sensors mounted on one test vehicle were recorded and the individual…

Machine Learning · Computer Science 2024-02-20 Ole Schumann , Markus Hahn , Nicolas Scheiner , Fabio Weishaupt , Julius F. Tilly , Jürgen Dickmann , Christian Wöhler

Satellite Laser Ranging (SLR) is an established technology used for geodesy, fundamental science and precise orbit determination. This paper reports on the first successful SLR measurement from the German Aerospace Center research…

Instrumentation and Methods for Astrophysics · Physics 2016-05-25 Daniel Hampf , Fabian Sproll , Paul Wagner , Leif Humbert , Thomas Hasenohr , Wolfgang Riede

We have been conducting deep searches at ~20 cm of >30 globular clusters (GCs) using the 305-m Arecibo telescope in Puerto Rico and the 100-m Green Bank telescope (GBT) in West Virginia. With roughly 80% of our search data analyzed, we have…

Astrophysics · Physics 2007-05-23 Scott Ransom , Jason Hessels , Ingrid Stairs , Victoria Kaspi , Paulo Freire , Donald Backer

We evaluated the planetary radar capabilities at Arecibo, the Goldstone 70-m DSS-14 and 34-m DSS-13 antennas, the 70-m DSS-43 antenna at Canberra, the Green Bank Telescope, and the Parkes Radio Telescope in terms of their relative…

Earth and Planetary Astrophysics · Physics 2016-10-12 Shantanu. P. Naidu , Lance. A. M. Benner , Jean-Luc Margot , Michael. W. Busch , Patrick. A. Taylor

During the last decade, the FORS1 instrument of the ESO Very Large Telescope has been used to obtain low resolution circular polarized spectra for about 500 stars, with the aim of measuring their mean longitudinal magnetic fields. Magnetic…

Solar and Stellar Astrophysics · Physics 2015-05-30 S. Bagnulo , J. D. Landstreet , L. Fossati , O. Kochukhov

We propose a useful method for mapping large-scale velocity fields in the solar photosphere. It is based on the local correlation tracking algorithm when tracing supergranules in full-disc dopplergrams. The method was developed using…

Astrophysics · Physics 2007-05-23 M. Svanda , M. Klvana , M. Sobotka

The number of planetary satellites around solid objects in the inner Solar System is small either because they are difficult or unlikely to form, or that they do not survive for astronomical timescales. Here we conduct a pilot study on the…

Earth and Planetary Astrophysics · Physics 2024-06-26 Darren M. Williams , Michael E. Zugger

Lunar laser ranging provides a number of leading experimental tests of gravitation -- important in our quest to unify General Relativity and the Standard Model of physics. The Apache Point Observatory Lunar Laser-ranging Operation (APOLLO)…

Gaia mission will offer an exceptional opportunity to perform variability studies. The data homogeneity, its optimised photometric systems, composed of 11 medium and 4-5 broad bands, the high photometric precision in G band of one milli-mag…

Astrophysics · Physics 2007-05-23 Laurent Eyer

With advancements in technology, the smaller versions of satellites have gained momentum in the space industry for earth monitoring and communication-based applications. The rise of CanSat technology has significantly impacted the space…

Systems and Control · Electrical Eng. & Systems 2025-01-27 Abhijit Gadekar

The discovery and characterization of exoplanets around nearby stars is driven by profound scientific questions about the uniqueness of Earth and our Solar System, and the conditions under which life could exist elsewhere in our Galaxy.…

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

A high-granularity telescope system with a large sensitive area and low material budget has been developed for high-energy heavy ion beam tests. The telescope consists of nine layers of silicon microstrip detectors (SSDs), whose performance…

The process of data taking, reduction and calibration of near-infrared imaging polarimetry data taken with the ESO Adaptive Optics System ADONIS is described. The ADONIS polarimetric facility is provided by a rotating wire grid polarizer.…

Astrophysics · Physics 2009-10-31 N. Ageorges , J. R. Walsh

Search for extraterrestrial intelligence (SETI) has been mainly focused on nearby stars and their planets in recent years. Barnard's star is the second closest star system to the sun and the closest star in the FAST observable sky which…

Instrumentation and Methods for Astrophysics · Physics 2023-10-17 Zhen-Zhao Tao , Bo-Lun Huang , Xiao-Hang Luan , Jian-Kang Li , Hai-Chen Zhao , Hong-Feng Wang , Tong-Jie Zhang

Current {\gamma}-ray telescopes based on photon conversions to electron-positron pairs, such as Fermi, use tungsten converters. They suffer of limited angular resolution at low energies, and their sensitivity drops below 1 GeV. The low…

Knowing the behavior of solar radiation at a geographic location is essential for the use of energy from the sun using photovoltaic systems; however, the number of stations for measuring meteorological parameters and for determining the…

Machine Learning · Computer Science 2022-04-13 Luis Eduardo Ordoñez Palacios , Víctor Bucheli Guerrero , Hugo Ordoñez

Rapid Oscillations in the Solar Atmosphere (ROSA) is a synchronized, six camera high cadence solar imaging instrument developed by Queen's University Belfast. The system is available on the Dunn Solar Telescope at the National Solar…

Solar and Stellar Astrophysics · Physics 2015-05-14 D. B. Jess , M. Mathioudakis , D. J. Christian , F. P. Keenan , R. S. I. Ryans , P. J. Crockett

This paper describes digital radio astronomical receivers used for decameter and meter wavelength observations. This paper describes digital radio astronomical receivers used for decameter and meter wavelength observations. Since 1998,…

The Lunar Laser Ranging (LLR) experiment has accumulated 50 years of range data of improving accuracy from ground stations to the laser retroreflector arrays (LRAs) on the lunar surface. The upcoming decade offers several opportunities to…

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