Armagh Observatory reports that this week has been one of the hottest on record in Armagh, with exceptional maximum temperatures. The highest temperature, recorded on Tuesday 18th July, was 29.9 degrees Celsius (85.8 degrees Fahrenheit). ... On Monday 17th the maximum was 29.5 C, on Tuesday 18th it was 29.9 C, while on Wednesday 19th the mercury reached 29.6 C. The highest temperature ever recorded in Armagh was 30.3 degrees Celsius (86.5 degrees Fahrenheit) which occurred on 10th July 1934. ...

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• Armagh Observatory
• Armagh Observatory Weather in July

... Hot Gas In Hydra A . ... Explanation: The Hydra A galaxy cluster is really big. ... But individual galaxies are too cool to be recorded in this false-color Chandra Observatory X-ray image which shows only the 40 million degree gas that permeates the Hydra A cluster. ... Publications with keywords: galaxy cluster - hot gas - Hydra A . Publications with words: galaxy cluster - hot gas - Hydra A . ... The Hydra Cluster of Galaxies . MACS 1206: A Galaxy Cluster Gravitational Len . ...

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• Journal "Peremennye Zvezdy"
• Астронет > Hot Gas In Hydra A
• The Matter of Galaxy Clusters

... ATNF Home . About ATNF . ... About ATNF overview . ... Australia Telescope Steering Committee . ... Australia Telescope User Committee . ... Murchison Radio-astronomy Observatory . ... Parkes radio telescope . ... Visiting Parkes radio telescope . ... Parkes radio telescope webcam . ... We now know that globular clusters formed at high redshift and that they survived violent merging events and galaxy metamorphoses with time, preserving the chemo-dynamical record of their parent galaxies. ...

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• Observatory Setup
• lbaops:rtfcobs [ATNF VLBI Wiki]
• VLBI Wiki | Main / RtFCObs

... December 17, 1999 . Hot Gas In Hydra A . ... Explanation: The Hydra A galaxy cluster is really big. ... But individual galaxies are too cool to be recorded in this false-color Chandra Observatory X-ray image which shows only the 40 million degree gas that permeates the Hydra A cluster. Astronomers have discovered that such X-ray hot gas clouds , millions of light-years across, are common in galaxy clusters . ... Tomorrow's picture: Irregular Galaxy Sextans A . ... About APOD > . ...

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• APOD: 2006 April 19 - Mars and the Star Clusters
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• APOD: 2001 October 24 - The Matter of Galaxy Clusters

... Current APO Weather . ... Search Site . ... Information for New Users . ... Technical Staff pages . Night Logs and Mailing Lists (maintained by APO) . ... Technical Documents and Database Search . ... Observer's Documentation and Procedures . ... Problem Reporting and APO Technical Documents Database Search . ... APO Drawing/Document Management Procedures . ... APO Technical Documents Database Search . Home Astrophysical Research Consortium . ... Mail Lists (maintained by APO) . ...

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• Astrophysical Research Consortium - Apache Point Observatory

Main Sections LabIR main page . ... On January 23, 1998 the space probe NEAR was on its way to its closest approach to Earth. ... However, we were able to record a series of images of the space probe shortly before the sunglint event, and we have assembled them into a movie. At the TIRGO observatory, an observation of the space probe NEAR was organized for the night of January 22-23, 1998. ... We show here a preliminary movie (MPEG format, 412kb) made from 74 frames, each lasting 5 seconds. ...

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• A new survey of X-ray clusters of galaxies with the Swift-X-ray Telescope
• A homogeneous chemical analysis of the inner Galactic disk from the first data
• The puzzling core of the Phoenix cluster: deep X-ray observations

... From left to right, the columns list the machine acronym, the present access of the machines to outside users, the operating mode, total bandwidth (MHz), number of frequency channels, bandwidth per channel (kHz), shortest sampling interval (us), number of bits recorded per sample, number of polarizations recorded and the data storage method. ... Disk . ... Timing . ... Baseband . ... Data sampling: 4-bit in search mode, 6-bit in timing mode . ... Mode(s) of operation: baseband recording and timing ....

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• Pulsar Highlights - A Dozen new MSPs in Globular Clusters
• National Astronomy and Ionosphere Center (Arecibo Observatory)
• radioastron

... Over the first 4 years, its X-ray telescopes eROSITA and ART-XC will survey the whole sky with a record sensitivity in the 0.5-10 keV energy band. ... The goal of the second international Spectrum-RG conference is to discuss the different scientific topics addressed by the mission, synergies with surveys at other wavelengths, and requirements to follow-up observations.Contributed talks and poster presentations are invited on the topics related to the SRG science goals. ... Active galactic nuclei . ...

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• z90-program

... Science . ... Science Users Information > Science Activities > PhD Thesis Topics offered by ESO Faculty Members > Studying the Cosmological Evolution of Galaxy Clusters with (Sub-)mm Observations . ... Data Handling and Products . ... ESO Data . ... Studies of the Planck data set with optical and sub-mm follow-up observations give new insights about the early assembly of the first clusters, and the later evolution of their gas content as well as of their population of star-forming galaxies. ...

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• The nova of 1670 recorded by Hevelius | ESO
• ESO - Thesis Topic: Studying the first galaxy clusters with ALMA
• ESO - Dynamics of Low-Mass Stellar Systems: From Star Clusters to Dwarf...

... In typical nightly use, the wide field and planetary telescope and cameras record images of favorably placed objects in the sky, including constellations, bright variable stars, nebulae through narrow-band filters, comets, the Moon, and planets. ... Shared Skies telescopes are available for use by students at the University of Louisville and the University of Southern Queensland, and by teachers and students in middle and high schools mentored by faculty at the universities. ...

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• University of Louisville CDK125 Telescope
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• Moore Observatory's XmGuider

... The Milky Way Neighborhood: The Local Group of Galaxies . 06/01/2004: STScI Open House Lecture Series (Baltimore, MD, USA) . The Dynamics of the Galaxies in the Local Group . ... 09/18/2008: Kavli Institute for Theoretical Astrophysics, University of California at Santa Barbara (USA) . The Internal Dynamics of the Local Group . ... The Hubble Space Telescope Proper Motion Collaboration HSTPROMO: Local Group Galaxy Dynamics . ... Intermediate Mass Black Holes . ... Black Holes in Galaxies . ...

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• STScI Preprint #1256
• High Redshift Cluster Projects
• Useful Links

... 87.1083Owen+ VIII/29 1400-MHz Survey of 1478 Abell Clusters of Galaxies (Owen+ 1982) ================================================================================ A 1400-MHz Survey of 1478 Abell Clusters of Galaxies Owen F.N., White R.A., Hilldrup K.C., Hanisch R.J. =1982AJ.. ... 0,] Major axis error 70- 71 A2 --- n_MajAxi *[ A, B, C,NR, ] Major axis note 73- 74 I2 arcmin MinAxi *? ... Note on dist-C: Ratio of the distance of the source from the cluster center to the corrected Abell cluster...

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• Sources in Abell clusters
• Clusters of Galaxies
• Radio data

Astronotes Armagh Planetarium's Stellar Blog! ... Comets and Asteroids . ... Image credit:ESO/J.Emerson/VISTA. ... However others are less pessimistic and it has even been claimed that the mysterious ?Wow! signal? received in 1977 originated from the direction M55.б  Sadly, this still unexplained pulse of radio energy originated from a location rather to the northwest of M55 so I doubt if the source was this cluster (if indeed the signal was genuinely of extraterrestrial origin). ... Mysterious Wow! ...

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• Omega Centauri: globular cluster of 300,000 stars | Astronotes
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... SET т?? ... Star Atlas . ... Globular cluster NGC 2808, elliptical galaxy NGC 2986, and the Sextans Dwarf . ... Phoenix cluster sets record pace at forming stars . ... Stars are forming in the Phoenix cluster at the highest rate ever observed for the middle of a galaxy cluster. ... The frenetic pace of star birth and cooling of gas in the Phoenix cluster are causing the galaxy and the black hole to add mass very quickly т?? an important phase the researchers predict will be relatively short-lived. ...

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• World's most powerful digital camera records first images in hunt for dark
• The Chandra Observatory identifies impact of cosmic chaos on star birth |
• Chandra X-ray Observatory, Cambridge, Massachusetts | Astronomy.com

... For this paper: postscript PPEUC CMB index 1 Introduction.. ... We present a new model for the formation of spherically symmetric clusters in an expanding Universe. Both the Universe and the collapsing cluster are governed by the same pressure less fluid equations for which a uniform initial density profile is assumed. ... The computation of photon paths allows us to evaluate the gravitational effects imprinted on a Cosmic Microwave Background (CMB) photon passing through such an evolving mass. ...

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• Astrophysics Group Pulsars
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• Astrophysics Group Cosmology

Stellar Clusters are very useful laboratories for empirically studying stellar evolution. ... All cluster stars are at the same distance . All cluster stars have the same physical age . ... CM diagram Young Cluster In this case we see the Main Sequence fully represented. The blue dots represent massive stars with short main sequence lifetimes. ... Thus, identifying the most massive star which is still on the main sequence is an effective means of determining the age of a stellar cluster. ...

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• Rainfall in Eugene Oregon
• Constrains on Dark Matter
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. Pulkovo Observatory of Russian Academy of Sciences is situated . near Saint-Petersburg. It was founded in 1839. 196140, Saint-Petersburg, Pulkovskoye chaussee 65/1 . English version . Russian version . This page has been accessed times since May 1, 1999.

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... Commission 37: Star Clusters and Associations . Home Page . Commission 37 of the International Astronomical Union deals with all aspects of Globular Cluster, Open Cluster, and Stellar Associations research. With Commission 33 it forms Division VII of the IAU. Commission Structure . ... IAU Home Page . Open Clusters Database (maintained by J.-C. Mermilliod ) . Catalogue of Milky Way Globular Cluster Parameters (maintained by W. E. Harris ) . ...

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• ...for the most difficult/finickity/unbelievable recorded/verified observation
• Dougal Mackey - CV
• Blue Straggler Stars

... Club By-laws . ... Other Club Activities . ... Public Nights . ... Dr. James Green, NASA, Director Planetary Science will be our esteemed speaker on Tuesday, April 12, 2016 at 7:30 PM in Peyton Hall on the Princeton University campus. ... Our astronomers setup telescopes for public use at Communiversity in Princeton, Super Science Saturday at the NJ State Museum in Trenton and at various public events around Mercer County. ... Amateur Astronomers Association of Princeton, Inc., ...

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