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Related papers: SaVi: satellite constellation visualization

200 papers

Artificial satellites orbiting around the Earth, under certain conditions, result to be visible even to the naked eye. The phenomenon of light pollution jeopardises the researching activities of the astronomical community: traces left by…

Instrumentation and Methods for Astrophysics · Physics 2023-11-07 Gerardo Littoriano , Camilla Colombo , Alessandro Nastasi , Carmelo Falco

The impact of large-scale constellations of satellites, is a concern for ground-based astronomers. In recent years there has been a significant increase in the number of satellites in Low-Earth Orbit and this trend is set to continue. The…

Instrumentation and Methods for Astrophysics · Physics 2021-11-23 James Osborn , Laurence Blacketer , Matthew J. Townson , Ollie J. D. Farley

This article is a second analysis step from the descriptive arXiv:2001.10952 preprint. This work is aimed to arise awareness to the scientific astronomical community about the negative impact of satellites' mega-constellations and put in…

Instrumentation and Methods for Astrophysics · Physics 2020-03-26 Stefano Gallozzi , Diego Paris , Marco Scardia , David Dubois

Due to its agile maneuverability, unmanned aerial vehicles (UAVs) have shown great promise for ondemand communications. In practice, UAV-aided aerial base stations are not separate. Instead, they rely on existing satellites/terrestrial…

Information Theory · Computer Science 2021-03-10 Xiangling Li , Wei Feng , Yunfei Chen , Cheng-Xiang Wang , Ning Ge

Cosmography, the study and making of maps of the universe or cosmos, is a field where visual representation benefits from modern three-dimensional visualization techniques and media. At the extragalactic distance scales, visualization is…

Cosmology and Nongalactic Astrophysics · Physics 2017-04-26 Daniel Pomarede , Helene M. Courtois , Yehuda Hoffman , R. Brent Tully

Satellite emulation software is essential for research due to the lack of access to physical testbeds. To be useful, emulators must generate observations that are well-aligned with real-world ones, and they must have acceptable resource…

Distributed, Parallel, and Cluster Computing · Computer Science 2026-04-07 Victor Cionca , Ferenc Szabo , Stanimir Vasilev , Dylan Smyth

The Virtual Observatory (VO) will revolutionise the way we do Astronomy, by allowing easy access to all astronomical data and by making the handling and analysis of datasets at various locations across the globe much simpler and faster. I…

Astrophysics · Physics 2009-11-10 P. Padovani

Small satellites have proven to be viable Earth observation platforms. These satellites operate in regimes of increased trajectory uncertainty where traditional planning approaches can lead to sub-optimal task plans, limiting science…

Systems and Control · Computer Science 2019-05-07 Duncan Eddy , Mykel Kochenderfer

This work focuses on the study of the reconfiguration strategies available for uniformly distributed satellite constellations and slotting architectures. Particularly, this manuscript deals with the cases of reducing, maintaining, and also…

Earth and Planetary Astrophysics · Physics 2021-10-18 David Arnas , Richard Linares

We present accurate UBVRI photometric comparison sequences around 20 symbiotic stars. The sequences extend over wide brightness and color ranges, and are suited to cover quiescence as well as outburst phases. The sequences are intended to…

Astrophysics · Physics 2009-10-31 A. Henden , U. Munari

The Earth Observation planning community has access to tools that can propagate orbits and compute coverage of Earth observing imagers with customizable shapes and orientation, model the expected Earth Reflectance at various bands, epochs…

Systems and Control · Electrical Eng. & Systems 2020-10-21 Sreeja Nag , Philip Dabney , Vinay Ravindra , Cody Anderson

For centuries, the rich nocturnal environment of the starry sky could be modelled only by analogue tools such as paper planispheres, atlases, globes and numerical tables. The immersive sky simulator of the twentieth century, the…

Instrumentation and Methods for Astrophysics · Physics 2021-04-05 Georg Zotti , Susanne M Hoffmann , Alexander Wolf , Fabien Chéreau , Guillaume Chéreau

The number of satellites in low-Earth orbit is increasing rapidly, and many tens of thousands of them are expected to be launched in the coming years. There is a strong concern among the astronomical community about the contamination of…

Instrumentation and Methods for Astrophysics · Physics 2022-01-19 C. G. Bassa , O. R. Hainaut , D. Galadi-Enriquez

We have been developing a visualization application for CAVE-type virtual reality (VR) systems for more than a decade. This application, VFIVE, is currently used in several CAVE systems in Japan for routine visualizations. It is also used…

Graphics · Computer Science 2013-01-28 Akira Kageyama , Nobuaki Ohno

One of the promising applications of satellite images is building construction monitoring. It allows to control the construction progress around the world even in the locations that are hard to reach. One of the main hurdles of this…

Computer Vision and Pattern Recognition · Computer Science 2022-10-03 Insaf Ashrapov , Dmitriy Malakhov , Anton Marchenkov , Anton Lulin , Dani El-Ayyass

Modelling the UV/optical - infrared/submm SEDs of spiral galaxies observed with Herschel will be an essential tool to quantitatively interpret these observations in terms of the present and past star-formation activity of these systems. In…

Astrophysics · Physics 2009-11-13 Cristina C. Popescu , Richard J. Tuffs

The motion of satellite constellations similar to GPS and Galileo is numerically simulated and, then, the region where bifurcation (double positioning) occurs is appropriately represented. In the cases of double positioning, the true…

General Relativity and Quantum Cosmology · Physics 2014-04-04 Neus Puchades , Diego Sáez

The World Space Observatory Project is a new space mission concept, grown out the needs of the Astronomical community to have access to the part of the electromagnetic spectrum where all known physics can be studied on all possible time…

A virtual observatory will not only enhance many current scientific investigations, but it will also enable entirely new scientific explorations due to both the federation of vast amounts of multiwavelength data and the new archival…

Astrophysics · Physics 2007-05-23 R. J. Brunner

This article presents a newly developed Web portal called VisIVOWeb that aims to provide the astrophysical community with powerful visualization tools for large-scale data sets in the context of Web 2.0. VisIVOWeb can effectively handle…

Instrumentation and Methods for Astrophysics · Physics 2015-05-28 A. Costa , U. Becciani , P. Massimino , M. Krokos , G. Caniglia , C. Gheller , A. Grillo , F. Vitello