Next: Summary Up: The Second EGRET Catalog Previous: Upper Limits for . In regions of the sky where two or more sources have overlapping point spread functions, it is often difficult to resolve the number of sources and their locations. ... As an example, Nolan et al.(1995) list a source 0445+62 at l = 146.89 , b = 10.65 , with a = 4.0 and a source 0500+59 at l = 150.52 , b = 10.25 , with a = 4.2. ... Both of these sources lie close to the threshold adopted for this catalog. ... 1995). ...

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• Entry points
• THE IRAS survey: samples HII and PNs
• HyperLEDA documentation: HyperLEDA: catalogue of designations (a101)

... Cycle 20 Phase II Proposal Instructions . HST Phase II Proposal Instructions for Cycle 20 > Chapter 3: Fixed and Generic Targets > 3.1 Target Number [Target_Number] . ... A different target must be defined whenever different coordinates or a different target description are required. ... For example, if you were to take spectra at three different locations in the Crab Nebula, each point must have its own target number, name, and coordinates, such as CRAB1, CRAB2, and CRAB3. ...

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• CCD Orientation and Readout
• Generic Targets List [Generic_Targets]
• Chapter 5: Visits, Exposures and Exposure Groups

... In the above example, the second region uses the global coordinate system (PHYSICAL by default). ... Supported systems include: name description ---- ----------- PHYSICAL pixel coords of original file using LTM/LTV IMAGE pixel coords of current file FK4, B1950 sky coordinate systems FK5, J2000 sky coordinate systems GALACTIC sky coordinate systems ECLIPTIC sky coordinate systems ICRS currently same as J2000 LINEAR linear wcs as defined in file In addition, two mosaic coordinate ...

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• Marker Analysis Routines in SAOtng
• Jonathan's ASC/SDS documents
• Analysis Routines in SAOtng

The Status popup displays useful information about the state of sets, regions, and graphs. ... When the number of sets is less than 30, this button is not needed, use the scroll bars to view the status of the sets that are not shown in the display. ... Operations in the Status popup are performed by clicking on the operation, then clicking on one or more set numbers shown in the display. ... Clicking on Copy followed by clicking on a set number in the scrolled window will select the set to copy from. ...

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• Galactic Gravitational Wave Background
• Number of accreting X-ray binaries of selected types
• Parameters of the starburst

... Data Reduction FAQ > A number of OmegaCAM filters show vignetting in their central regions. What are the causes for this and what are the dimensions of these features? ... Observing with ESO Telescopes . ... ESO-MIDAS . ... ESO Data . ... ESO HST Image Galleries . ... ESO Data Access Policy . ... ESO Science Newsletter . ... A number of OmegaCAM filters are not monolithic, but consist of four segments (each covering 8 detectors) that have a central cross-shaped support structure. ... Filter . ...

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• Frequently Asked Questions
• DFS Department internal procedure for issue of documentation
• OYSTER Lab

... For those users of Mongo intimidated by change, we note that in most cases it is possible to ignore the enhancements by using a macro presented in the next section. This macro redefines commands to reproduce the old syntax; for example limits is defined to mean LIMITS x y . It is also possible to read Mongo files using the READ OLD command, and the macros input and read_old based upon it. ... Vectors may be defined from the keyboard using DO loops or expressions. ...

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• PM Survey Status
• Number input
• The GIPSY Recipes Book

... Co-ordinate systems description . Directories structure . The file names' construction . The file set description . ... The orbital information for each month is presented in the separate directory. The INTERBALL orbital data are located on the STDA server, for each month in the separate subdirectory, which name consists from the year (YYYY) and month (MM) numbers. The Parent Directory of the Tail Probe orbital data is http://www.iki.rssi.ru/da/interball/tail/orbit/ . ...

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• STDA files
• The simulative geophysical regions cross-sections coordinates

... region (region-7.5) [xmmsas_20041122_1834-6.1.0] . Meta Index / Home Page This section documents the parameters recognized by this task (if any). Parameter . ... Reference event file used to define the coordinate system for the source and background regions. ... If operationstyle =`single', the task looks in this parameter for the row number of the source list ( after the list is filtered via expression ) for which to construct source and local-background event-extraction regions. srcidcol . ...

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• Description

... 2002 July 18 . Sunspot Region 30 . Credit: MDI , SOHO , ESA , NASA . Explanation: The solar active region designated number 10030 (or simply region 30) is now appearing on the visible hemisphere of the closest star . ... The panels above were recorded July 15, 16, and 17 (top to bottom) by the MDI instrument on the space-based SOHO Observatory as the solar rotation slowly carried the large, dynamic sunspot group across the Sun's nearside . ... About APOD | ... NASA Technical Rep.: ...

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• APOD: 2002 August 1 - Sunspots and Solar Active Regions
• SAI Supernova catalog
• APOD: 2005 January 28 - The Swarm

... Sun images . ... Sun flares . ... Active areas . September : 2015 . ... The following regions with sunspots can be now observed on the Sun's surface . Group number . ... Group length (in degrees) . ... Coordinates and other characteristics of active regions are issued for September 09, 2015 00:31 UT The following H-alpha plages without spots can be currently observed on the Sun's surface . ... Coordinates and other characteristics of active regions are issued for September 09, 2015 00:31 UT . ...

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• Sunspots and active regions January 01, 2016
• Sunspots and active regions January 10, 2012
• Sunspots and active regions January 01, 2014

... This program was created for correlating chosen regions in the series of fts images. ... Chosen regions' . ... In this section the program counts the integral for each region of the grid for each image. ... As a matter of fact, the integral is total brightness of the region and it is counted by 'int_tabulated' IDL function. ... In addition, the program will show the count of the regions which correlate with the corresponding region (the brighter region means the bigger count) and its contour. ...

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• Multichannel Flare Spectrograph Archive 1997

Astronomy Discussion Forums . Forums: . ... How Do You Feel About Numbers? ... Post Message | ... Posted by Richard D. Stafford, Ph.D. on September 15, 2002 16:22:25 UTC . ... Wait - harvey1 - September 15, 2002 - 22:20 UTC . I don't follow you! - doctordick - September 16, 2002 - 14:59 UTC . ... www.astronomy.net . About Astronomy Net | ... Forum posts are Copyright their authors as specified in the heading above the post. "dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . ...

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• Nothing? Beyond Numbers... - an Astronomy Net God Science Forum Message
• Quicksand As Black Hole Model? - an Astronomy Net Blackholes Forum Message
• Teleportation - an Astronomy Net Gravity Forum Message

... The Rosetta Mission lander is safely on a comet. One of Philae's feet appears at the bottom left of this spectacular image of the surface of C67/P Churyumov-Gerasimenko. ... The landing site, dubbed Agilkia, is located near the center of this remarkable image snapped by Philae's ROLIS (ROsetta Lander Imaging System) camera. ... The Cat's Eye Nebula from Hubble . ... A classic planetary nebula, the Cat's Eye (NGC 6543) represents a final, brief yet glorious phase in the life of a sun-like star. ...

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• Sunspot Region 30
• Астронет > Sunspot Region 30

The Special Astrophysical Observatory of Russian Academy of Sciences is one of the leading center of stellar magnetism study. ... Our observatory every 3-5 years holds an International Conference "Magnetic Stars" during past 30 years. ... The conference proceedings were published in book "Stellar Magnetism", Editors-in-chief Yu.V. Glagolevskij and I.I. Romanyuk (Saint Petersburg, Nauka, 1992), 270 pages. ... Conferences . History . ... Laboratory for the Stellar Magnetism Study of SAO of the RAS . ...

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• Integer Functions, Random Number, String Conversion, Searching and Sorting:
• The C Preprocessor
• Optimization of spectroscopic observations

... commands . ... data_spectrum <name> : data in "spectrum" format . ... Repeat command to add additional mask regions. sigma is the s.d. to apply to the data within the region to be masked. ... Repeat command to add additiona continuum regions. ... cont_reg_clear : Clear current continuum regions . ... The observed spectrum is then multipled by this filter to obtain a new spectrum for use by SFIT. cont_sigma : Computes standard deviation of data in continuum regions and applies it to current data . ...

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• IAJ: Contents - Volume 24 Number 1
• THE DYNAMICAL NATURE OF THE CHROMOSPHERE
• Measuring Internet Access

... The perceptron structure, on the basis of which the database is built, is defined by a number of the input and output parameters and a required accuracy. ... The output perceptron data are the expansion coefficients of the scattering matrix elements in series of the generalized spherical functions. ... As the cluster structure depends on the generation conditions the expansion coefficients were averaged over 5--7 realizations of the clusters (for N . ... is the coefficient number. ...

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• MBOLS: Homepage
• Database of Optical Constants -- Misc: computer codes
• Database of Optical Properties -- Level: subsubpage

slitless -- Extract a spectrum from a direct/GRISM image pair slitless image grism output PARAMETERS . ... A two dimensional direct image to be used to select an object. grism . A two dimensional GRISM image containing slitless spectra of objects present in the direct image. output . ... Toggle whether or not a background estimate is subtracted from the extracted object spectrum. mingood = INDEF . Pixels of the grism image with values smaller than this are ignored. maxgood = INDEF . ...

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• MARKBACK (Aug99) --- nictools --- MARKBACK (Aug99)

There are six possible ways of object description: . a) by number(s) . ... d) by list . e) by orbital elements . ... They should be introduced as year, month, day with tenth (e.g. 20021104.1). d) Computations are performed for all objects listed in the file whose path and name should be introduced into assigned data field. ... On pressing Edit file button user has a possibility to look through the list of object elements or their coordinates and velocities to add or to change it. ...

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• Information for Authors of Articles
• Head Litter of Minor Planet Names

. 1. Move the cursor to the start of the text block you want to define. 2. Type M-space (the META character followed by a space). This sets a 'mark' at the start of the 'region'. 3. Move the cursor to the end of the text block you want to define as the 'region'. This sets the 'point' at the end of the 'region'. You do not have to type anything to set this 'point', the 'point' is the location of the cursor.

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• Moving a block of text
• Defining the sort field
• MicroEMACS Quick Reference

... This year SSAU provides 1429 state-funded places for admission in all kinds and directions of educational programs. ... In addition, SSAU Admission Committee notes the substantial increase in interest from the foreign applicants this year. The number of applications from foreign countries has already surpassed last year's totals - 76 applications. Based on the experience of admission campaigns of previous years, SSAU expects summer 2014 to enrol about 150 foreign students in the university. ...

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• A Series of Strategic Sessions for SSAU