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Green Bank Observatory:NSF Releases Draft Environmental Impact Statement（图）
Green Bank Observatory NSF Draft Environmental Impact
2017/12/19
On Nov. 8, 2017, the National Science Foundation (NSF) published the Draft Environmental Impact Statement (DEIS) for the Green Bank Observatory in Green Bank, West Virginia.NSF prepared the DEIS in co...
2018年SPIE天文台运营：战略，流程和系统会议（SPIE Observatory Operations:Strategies,Processes,and Systems VII）
2018年 SPIE 天文台运营：战略，流程和系统 会议
2017/11/27
This conference provides a forum for discussion of a broad range of issues relevant to operation of ground-based and space observatories, including observing/support models, calibration, data reductio...
Observatory Detects Extragalactic Cosmic Rays Hitting The Earth（图）
Observatory Detects Extragalactic Cosmic Rays Hitting Earth
2017/10/24
Fifty years ago, scientists discovered that the Earth is occasionally hit by cosmic rays of enormous energies. Since then, they have argued about the source of those ultra-high-energy cosmic rays—whet...
HAWC Gamma-Ray Observatory Reveals New Look at the Very-high-energy Sky
HAWC Gamma-Ray Observatory Very-high-energy Sky
2016/4/25
The United States and Mexico constructed the High Altitude Water Cherenkov (HAWC) Gamma-Ray Observatory to observe some of the most energetic phenomena in the known universe—the aftermath wh...
Newly dedicated observatory to search for gravitational waves
Newly dedicated observatory gravitational waves
2015/5/25
Seeking to expand how we observe and understand the universe where we live, the National Science Foundation today helped dedicate the Advanced Laser Gravitational Wave Observatories (Advanced LIGO) at...
TESELA: a new Virtual Observatory tool to determine blank fields for astronomical observations
Observatory determine blank fields astronomical observations
2011/10/12
The observation of blank fields, regions of the sky devoid of stars down to a given threshold magnitude, constitutes one of the typical important calibration procedures required for the proper reducti...
Fe IX Calculations for the Solar Dynamics Observatory
Fe IX Calculations Solar Dynamics Observatory
2011/9/27
New calculations of the energy levels, radiative transition rates and collisional excitation rates of \ion{Fe}{ix} have been carried out using the Flexible Atomic Code, paying close attention to exper...
Search for neutrino point sources with the IceCube Neutrino Observatory
neutrino point sources the IceCube Neutrino Observatory
2011/1/13
The IceCube Neutrino Observatory is a kilometer-scale detector currently under construction at the South Pole. The full detector will comprise 5,160 photomultipliers (PMTs) deployed on 86 strings from...
The exposure of the hybrid detector of the Pierre Auger Observatory
the hybrid detector the Pierre Auger Observatory
2011/1/13
The Pierre Auger Observatory is a detector for ultra-high energy cosmic rays. It consists of a surface array to measure secondary particles at ground level and a fluorescence detector to measure the d...
The high-redshift Universe with the International X-ray Observatory
Galaxies active – X-rays Active Galactic Nuclei – galaxies high-redshift
2010/11/10
We discuss some of the main open issues related to the light–up and evolution of the first accreting sources powering high redshift luminous quasars.We discuss the perspectives of future deep X–ray su...
We present the results of spectroscopy of 71 objects with steep and ultra-steep spectra (α < −0.9, S / ν ) from the“Big Trio” (RATAN-600–VLA–BTA) project, performed with the “Scorpio” spectrogra...
A 22-year Southern Sky Survey for Transient and Variable Radio Sources using the Molonglo Observatory Synthesis Telescope
radio continuum: general stars: pulsars:general stars: flare techniques:image processing catalogues supernovae general
2010/11/9
We describe a 22-year survey for variable and transient radio sources, performed with
archival images taken with the Molonglo Observatory Synthesis Telescope (MOST).
This survey covers 2775 deg2 of ...
Three years of experience with the STELLA robotic observatory
Instrumentation and Methods for Astrophysics (astro-ph.IM)
2011/1/6
Since May 2006, the two STELLA robotic telescopes at the Izana observatory in Tenerife, Spain, delivered an almost uninterrupted stream of scientific data. To achieve such a high level of autonomous o...
Virtual Observatory based identification of AX J194939+2631 as a new cataclysmic variable
High Energy Astrophysical Phenomena (astro-ph.HE)
2011/1/6
We report the discovery of a new cataclysmic variable (CV) among unidentified objects from the ASCA Galactic Plane Survey made using the Virtual Observatory data mining.
A Bayesian analysis of the 27 highest energy cosmic rays detected by the Pierre Auger Observatory
High Energy Astrophysical Phenomena (astro-ph.HE) High Energy Physics - Phenomenology (hep-ph)
2010/12/24
It is possible that ultra-high energy cosmic rays (UHECRs) are generated by active galactic nuclei (AGNs), but there is currently no conclusive evidence for this hypothesis. Several reports of correla...