Results 1 to 10 of about 395 (109)

Homogeneously derived transit timings for 17 exoplanets and reassessed TTV trends for WASP-12 and WASP-4 [PDF]

open access: yes, 2019
19 pages, 4 figures, 6 tables; revised manuscript submitted to MNRAS; online-only supplements are in the download archiveWe homogeneously analyse ∼3.2 × 10 5 photometric measurements for ∼1100 transit light curves belonging to 17 exoplanet hosts.
Baluev, R. V.   +36 more
core   +4 more sources

The "Horizon-T" Experiment: Extensive Air Showers Detection [PDF]

open access: yes, 2016
Horizon-T is an innovative detector system constructed to study Extensive Air Showers (EAS) in the energy range above 10^16 eV coming from a wide range of zenith angles (0 - 85 degrees). The system is located at Tien Shan high-altitude Science Station of
Baigarin, K. A.   +11 more
core   +4 more sources

Horizon-T extensive air showers detector system operations and performance [PDF]

open access: yes, 2016
“Horizon-T” is an innovative detector system located at Tien Shan high-altitude Science Station (TSHASS) at approximately 3340 meters above the sea level.
Batyrkhanov, А.   +9 more
core   +3 more sources

First results of site testing program at Mt. Shatdzhatmaz in 2007 - 2009

open access: yes, 2010
We present the first results of the site testing performed at Mt.~Shatdzhatmaz at Northern Caucasus, where the new Sternberg astronomical institute 2.5-m telescope will be installed.
Avila   +50 more
core   +1 more source

MODERNIZATION OF AZT-22 TELESCOPE OF MAIDANAK HIGH-ALTITUDE OBSERVATORY: TESTING RESULTS

open access: yesRadio Physics and Radio Astronomy, 2014
The AZT-22 telescope, equipped with the ML09000-65 CCD camera, has shown to be capable of obtaining high-quality images of astronomical objects and thus solving a wide range of observational tasks.
A. V. Sergeev   +9 more
doaj   +1 more source

Infrared cloud sensor at CrAO [PDF]

open access: yes, 2018
Разнообразная инструментальная база и компромиссное расположение с точки зрения астроклимата позволяют Крымской обсерватории решать широкий спектр наблюдательных задач.
Kutkov, O. E.   +3 more
core  

Oxygen and nitrogen abundances of HII regions in six spiral galaxies

open access: yes, 2012
Spectroscopic observations of 63 HII regions in six spiral galaxies (NGC 628, NGC 783, NGC 2336, NGC 6217, NGC 7331, and NGC 7678) were carried out with the 6-meter telescope (BTA) of Russian Special Astrophysical Observatory with the Spectral Camera ...
A. S. Gusev   +68 more
core   +1 more source

Field tests of astrometric subsystem [PDF]

open access: yes, 2016
The paper presents results of astrometric subsystem’s functionality tests for space object laser ranging and astrometric position determination device, which is under construction in the Institute of Geodesy and Geoinformatics (GGI) of the University of ...
Ansis Zariņš   +4 more
core   +2 more sources

Clear sky fraction above Indonesia: an analysis for astronomical site selection

open access: yes, 2012
We report a study of cloud cover over Indonesia based on meteorological satellite data, spanning over the past 15 years (from 1996 to 2010) in order to be able to select a new astronomical site capable to host a multi-wavelength astronomical observatory.
Andersen   +33 more
core   +1 more source

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