When entering Identification section user should open the file with observed positions of objects which are to be identified (the file may be first created). ... Format of observations must coincide with that of optic observations in which they are published by Minor Planet Center (observed position may be presented as “accurate” or “approximate” one): . ... observed right ascension (in hours, minutes, and seconds of time (“accurate position”) or in hours and minutes (“approximate position”) . ...

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... All observations following the failure and preceding the next baseline guide star acquisition will contain this keyword. ... Only possible value is T. (Guide star acquisition failure) . ... Only possible value is T. (Take Data Flag NOT on throughout observation.) ... The flag could be off for many reasons, some anomalous situations such as loss of lock, failed guide star acquisition, and others normal for the activity in progress, such as slewing during acquisition peak-ups or during spatial scans. ...

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• Special Trouble or Action Header Keywords
• GOODS: The Great Observatories Origins Deep Survey
• Association Keywords

... Today this year's largest group of sunspots will cross the Sun's central meridian. ... The next day, the number of spots in the group reached five, and the day after, on June 2nd, it was possible to count thirteen sunspots on solar disk, which had been clear prior to this. ... This year's two most powerful active areas, which passed across the solar disk at the beginning of May, 2009, are set to appear in the Sun's eastern sector in two days, on June 6th. ...

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... Meta Index / Home Page / Errors . ... warning . ... For instance, if the PROPOSAL information record is missing the user can add a fake one to the SOSF without this having any effect on the data reduction. corrective action: Continue. ... For a certain exposure in the ODF one of the parameters was not found in the housekeeping data. ... RGS, EPN, OM : the current exposure is found to contain more than one distinct calibration mode. corrective action: In the summary file: MODE = UNDEFINED . ... error...

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• ODF data set name completion

... 2009 May 11 . Forty Thousand Meteor Origins Across the Sky . ... Explanation: Where do meteors come from? ... Many a meteor shower has been associated with a known comet , although some intriguing orphan showers do remain. ... Besides known meteor showers, eleven new showers were identified by new radiants on the sky from which meteors appear to flow. The meteor sky is ever changing, and it may be possible that new shower radiants will appear in the future. ... About APOD | ...

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• APOD: 2001 September 11 - Spiral Galaxy NGC 3310 Across the Visible
• APOD: 2008 March 28 - Across the Universe
• APOD: 2009 March 30 - Possible Mud Volcanoes on Mars

... Many a meteor shower has been associated with a known comet , although some intriguing orphan showers do remain. ... The resulting radiant map is shown above, with many well known meteor showers labelled by the first three letters of the home constellation. Besides known meteor showers, eleven new showers were identified by new radiants on the sky from which meteors appear to flow. The meteor sky is ever changing, and it may be possible that new shower radiants will appear in the future. ...

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• Астронет > Forty Thousand Meteor Origins Across the Sky
• XWare > APOD

The FITS archive & data processing pipelines . ... The archived data are broad band images (BBI) and long-slit spectra (LSS) plus their associated template and calibration files. The data in HFA can enter into the HyperLeda processing pipeline and the results can be freely downloaded. ... Definition of the file system (structure of the archive) . ... The coordinate systems must be updated when the data (pixel data, other keywords, related tables) are altered (eg. rebinning of the image). ...

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• MIT_GB catalogs
• Culgoora catalog
• A 20 cm VLA survey of Abell clusters of galaxies

... An error involving a missing tasks parameter indicates that the parameter file may have changed between the last time the task was used and the current version. ... If still in trouble, delete the parameter file in `myiraf/uparm' corresponding to the task (the names are somewhat contrived, but with a bit of imagination it is not too difficult to identify the right one). ... The imcnts task and region masks . ... A region descriptor of the kind: . CIRCLE(403, 403, 22.5) . ... See `help regions'.) ...

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• Champlane Observation: Magellan/IMACS June 6-9, 2005
• The X-Ray Galactic SNR Catalog
• Spectroscopic Data

... Begin ­ End Interval­Interval 01:35 ­ 04:05 09:30 ­ 12:05 16:00 ­ 16:50 17:00 ­ 22:10 Days Needed at This Interval 6 11 11 11 Time Constraints (Must Be Justified in the Prop osal Text) For J0251+26 (visible at LST 01:35 - 04:05): 6 x 0.75 h monthly sessions. For J1048+23 (visible at LST 09:30 - 12:05): 3 x 1 h daily sessions; 3 x 1 h weekly sessions starting 1 week after the last daily session; 5 x 1 h monthly sessions starting 1 month after the last weekly session. ...

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• http://www.naic.edu/vscience/schedule/tpfiles/TerziantagA2064tp.pdf
• http://www.naic.edu/vscience/schedule/2013Spring/HaynestagA2752.pdf
• http://www.naic.edu/vscience/schedule/tpfiles/TerziantagA2064tp.ps

... Files . ... File List . ... casa . Containers . ... 00001 //# RecordFieldId.h: The identification of a record field 00002 //# Copyright (C) 1995,1996 00003 //# Associated Universities, Inc. ... 00095 RecordFieldId ( Int fieldNumber ); 00096 00097 // Construct it from a field name. 00098 // <group> 00099 RecordFieldId ( const String & name); 00100 RecordFieldId ( const std::string& name); 00101 RecordFieldId ( const Char * name); 00102 // </group> 00103 00104 // Get the field number. ...

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• Getting Correlator Data From Tapes.
• Vela_pulsar
• casacore: casa::RecordFieldId Class Reference

... Exposure Time Calculator (ETC) . Survey processing . ... VISTA is a 4-m class wide field survey telescope for the southern hemisphere, equipped with a near infrared camera (1.65 degree diameter field of view at VISTA's nominal pixel size) containing 67 million pixels of mean size 0.34 arcsec and available broad band filters at Z,Y,J,H,K s and a narrow band filter at 1.18 micron. A wide field visible camera, if constructed, could also be used on VISTA. ... Tile . ... ESO VISTA Public Surveys . ...

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... Embedded within this view are 2,753 star clusters. The view is 61,600 light-years across and contains images of 117 million stars in the galaxy's disk. Bottom-Left] An enlargement of the boxed field in the top image reveals myriad stars and numerous open star clusters as bright blue knots. Hubble's bird's-eye view of M31 allowed astronomers to conduct a larger-than-ever sampling of star clusters that are all at the same distance from Earth, 2.5 million light-years. ...

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• Bright planets meet at dusk | Astronomy.com
• Herschel and Keck take census of the invisible universe | Astronomy.com
• First "bone" of the Milky Way identified | Astronomy.com

... The requirements contained in the current National Electrical Code and NFPA Standard for Electrical Requirements for Employee Workplaces apply to all electrical equipment, installations, and usage's at APO. ... do not use defective electrical equipment. ... the Site Safety Officer is to be notified of overloaded circuits in order to replace fuses and reset circuit breakers. ... the only multiple outlet adapter, other than extension cords, allowed are those have internal circuit breakers. ...

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Next: Comments on Individual Sources Up: Sample Identification Previous: Sample Identification . In Figure 2, we show the spectra of the optical counterparts to 85 of 97 observed X-ray/radio sources. ... Positional information for all 85 sources for which we announce identifications herein are given in Table 3, including information from WGACAT, the PMN and Green Bank surveys, the NVSS and our ATCA survey. ... Of the 85 newly identified sources, 59 are FSRQs, and 22 are BL Lacs. ...

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• PAM Bulletin
• Inconsistent (or Inconsistently Applied) Identification Criteria
• ESO - Thesis Topic: Study of the stellar populations across the whole Milky Way

Next: The Chemical Evolution of Up: Stellar Astrophysics Previous: Stellar Astrophysics . Simon Jeffery has used a novel camera attached to the William Herschel Telescope (WHT) to obtain the best light curves ever obtained for pulsating subdwarf B stars. These stars pulsate non-radially in several modes with different frequencies and enable astronomers to establish their overall properties and internal structure with unusual precision. ...

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• IDLINES: identifying spectral lines
• Objects in the Sky
• Serendipitous Discovery of a Double Helium-rich Subdwarf

... STScI-PRC98-32a HUBBLE'S DEEPEST VIEW OF THE UNIVERSE [Left] A NASA Hubble Space Telescope view of the faintest galaxies ever seen in the universe, taken in infrared light with the Near Infrared Camera and Multi-Object Spectrometer (NICMOS). ... Though most of these galaxies were first seen in 1995 when Hubble was used to take a visible-light deep exposure of the same field, NICMOS uncovers many new objects. ... The field of view is 2 million light-years across, at its maximum. ...

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• mod_session_crypto - Apache HTTP Server
• Hubble Observations Shed New Light on Jupiter Collision
• CHIANTI atomic database

... Armagh Planetarium . ... Universe . ... 25 Comments Space is something that fascinates many.€а Every day there are technological advances, new research being carried out and even historical space related anniversaries.€а Where would we be without those valuable [ ] . ... No Comments A new image from the European southern ObservatoryтАЩs Visible and Infrared Survey Telescope for Astronomy €а(VISTA) telescope reveals the glowing clouds of gas and filaments of dust surrounding hot young [ ] . ...

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• Stellar Nursery NGC 6357: Image of the Month | Astronotes
• Stargazing in July | Astronotes

... Several frames taken and best selected saturn _0p15s_g_205d.fits TARGET = ' Saturn ' / target EXPTIME = 0.15 / exposure time ( seconds ) FILTER = ' (1) g (400-530) ' / filter DATE-OBS = ' 2010-03-31T04 :31:09' / date of observation (UT) saturn _0p15s_g_crop_205d.fits TARGET = ' Saturn ' / target EXPTIME = 0.15 / exposure time ( seconds ) FILTER = ' (1) g (400-530) ' / ...

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• Wide Field Spectral Imager

... We describe a tool in the PCIPS environment for finishing the job of globular cluster photometry started by DAOPHOT II: starting with the instrumental magnitudes derived by DAOPHOT II, DASHA can automatically produce final color-magnitude diagrams. ... DASHA can automate the whole process of globular cluster photometry, from instrumental magnitude lists produced by DAOPHOT II, to final color-magnitude diagrams. ... DASHA is oriented towards star lists produced by DAOPHOT II as source data. ...

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• A Test for Weak Cosmic Ray Events on CCD Exposures
• Slitless Multiobject Spectroscopy with FOSC Type Instruments
• Organizing Observational Data at the Telescope

G1.9+0.3 has been recently identified as the youngest known Galactic supernova remnant, about 150 years old at most. ... The Youngest Galactic Supernova Remnant: G1.9+0.3 . ... X-ray spectral variations in the youngest Galactic Supernova Remnant G1.9+0.3 . ... Radioactive Scandium in the Youngest Galactic Supernova Remnant G1.9+0.3 . ... Expansion of the Youngest Galactic Supernova Remnant G1.9+0.3 . ... Supernova Ejecta in the Youngest Galactic Supernova Remnant G1.9+0.3 . ...

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• Radio observations of the Marano Field
• G184.6-5.8
• G266.2-1.2