... DEC - As above . LII - Galactic longitude computed from the RA above . BII - Galactic latitude computed from the DEC above . M_STD_COL - The standard M magnitude that was calculated when the standard COL colour was calculated (M stands for one of the filters and COL the instrumental colour that was used - NB THE FILTERS FOR ALL COLOURS ARE THE XMM CODES LISTED EARLIER). ERR_M_STD_COL - The error of the standard M magnitude. ...

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... SQL | ... Tutorial: determine H0 using SQL queries to LEDA . ... We select in the database all galaxies with known velocity and magnitude and similar to a given template for which we know the distance, the magnitude and the radial velocity. ... We simply have to choose a property which does not depend on the distance, as for example the rotation velocity ( log(vrot) ) and select the galaxies having log(vrot) in a very narrow range around the value for the template galaxy. ... leda@univ-lyon1.fr ...

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• Individual data
• Equations of condition
• Overscan correction and trimming

Next: Splitting and Imaging Up: Primary Beams and Mosaicing Previous: Some Additional Tools . The individual approach images, deconvolves, self-calibrates and restores each pointing separately. ... With the `individual approach', it is possible to deconvolve sources (and thus eliminate their sidelobes - which is the important issue) beyond the limit where Miriad 's primary beam model gives up. ... Splitting and Imaging . Deconvolution, Restoration and Self-Calibration . Image Combination . ...

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• Splitting and Imaging
• Deconvolution, Restoration and Self-Calibration
• mfboot

... After the data from an observation have been received and processed through the STScI pipeline, hardcopy products ( paper products ) are generated which summarize the data obtained. ... Paper products typically summarize the set of exposures that constitute a visit in the Phase II proposal. ... The content of the pages is as follows: . ... Observation Summary: a table summarizing the proposal information for each exposure in the present set, including processing and data quality flags ( Figure 15.4 ...

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• FOS Closeout Calibration:
• HDF-S Data Products
• NICMOS Data Handbook

Next: To view a section Up: *display, xdisplay, xexamine* - Previous: To compress and display . ... This turns off the default mapping of intensity to color (zscale-) and sets 0 counts/pixel at color-scale minimum and 30 counts/pixel at color-scale maximum. or try . ... Another technique is to use the task xdisplay which is identical to display except that z1 and z2 are scaled appropriately for an x-ray image. xr> xplot # load the relevant package xp> xdisplay ``xdata$rp110590.qp[block=30]'' . ...

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• HST/FOS Atlas of AGN and Quasars

... The following charts/text are intended as tools for monitoring the Type Ia supernovae ( SNe ) event visually or photographically (utilizing telescope equipped CCD equipment).The files include: A replication of The Type Ia SNe , V- magnitude (with data point checks from other cited references)and color index (B-V) templete (to indicate a general color-related trend of the type Ia ... I believe this might help alleviate some of the problems involving the making of acceptable amateur light curves...

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• Reference Clock Options
• APOD Index - Stars: Individual
• SN 1989B Light Curve Analysis.

Past Maria and Eric Muhlmann Award recipients . ... The Maria and Eric Muhlmann Award of the ASP is given annually for recent significant observational results made possible by innovative advances in astronomical instrumentation, software, or observational infrastructure. ... Nominations . ... Letters of nomination must be received in the office of the Astronomical Society of the Pacific on or before 1 January of 2013 . ... The Award . ... Submitting Nominations . ... Maria and Eric Muhlmann Award . ...

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• ASP: A Taste of Real Astronomy ? The ESA/ESO Astronomy Exercises
• ASP: Individual & Community Support
• ASP: Project ASTRO Individual Involvement

... Appropriate values of DIT the integration time (DIT secs) for each individual integration, are lmited by various considerations. N.B. Ndit individual Integration s each of DIT secs are coadded to form a single Exposure of time Ndit*DIT]. The recommended minimum DIT is one sec (the minimum possible exposure time) or the value at which the noise becomes sky (rather than detector) limited. ... The recommended maximum DIT is such as to keep the detector wells less than half full. ... 40 sec . ...

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• Use of the (UK) VISTA Data Flow System

AO_Map_setup : sets all necessary paths for data reduction and compiles codes to be used. ... You do not need to edit this file. file_combiner.pro : combines all reduced individual maps for an object into a big `structure' that is used for making a spectral-line data cube; it also creates the final big array of weights for each observed spectrum. ... It points to files and parameters aogridzilla will use for making a spectral-line data cube. ... Download aogridzilla.pro . ... Start idl . ...

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• http://www.naic.edu/~phil/hardware/lbnfb/lbnfb.html
• Phil's public html listings
• system Performance

For calculating model spectra of early-type helium stars in LTE, we maintain a database of atomic data for, mostly, blue-visual absorption lines of light elements. The data is sorted with one file for each ion. ... III = ++ . ... It will work on both complete linelists (including the atomic data at the start and references at the end) or raw ion files (such as Ni2.d). ... A Fortran utility to convert linelists downloaded from the Vienna Atomic Line Database into the new QUB format. synspec_qub . ...

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• Atomic data for Stellar Atmospheres: atoms
• Code of Good Practice for Scholarly and Scientific Research

... 1 erg = 0.1 microjoules . 1 Jansky = 10**-26 watts per metre square per hertz . 1 Angstrom = 0.1 nanometres . ... 1 Astronomical unit = 1.4960 times 10**11 m . ... Mass of Sun = 1.989 times 10**30 kg . ... Mass of the Earth = 5.976 times 10**24 kg . Mass of Jupiter = 318 times mass of Earth . Solar constant = 1.37 kW per metre . c= 3 times 10**8 metres per second . ... Mass of Proton = 1836.1 times mass of electron . ... Stefan Boltzmann constant = 5.67 times 10**-8 W m**-2 K**-4 . ...

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• In each room, the ash and rubbish is checked for relics of use, the barrowed

On Systematic Differences in Individual Solutions and IERS Products Zinovy Malkin Institute of Applied Astronomy RAS, St. Petersburg, Russia 1 Present status Proper determination, modelling, and accounting for systematic differences between contributed series is of the great importance in compilation of the IERS products. ... Possible sources of systematic differences are: Ї Different reference systems (e.g. TRF, CRF, geopotential, time scale). ... 87 IERS Technical Note No. ...

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The database contains references to the papers, data files and links to the Internet resources related to measurements and calculations of the optical constants in the wavelength interval from X-rays to radio domain. ... References to some useful books and reviews on the subject (e.g. the classical handbooks edited by E.D.Palik) and links to Internet collections of optical constants and personal WWW pages with related software were also placed in the database. You have arrived at our welcome page. ...

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• Hydrogenated amorphous carbon
• A Database of Optical Constants of Cosmic Dust Analogs
• Optical constant database - Level: measurement/paper

Next: NICMOS Science Up: NICMOS Data Calibration and Previous: NICMOS Software at the . ... Reference File Tools . Image Analysis and Reduction . ... These include the tasks used in the STScI pipeline, tools to generate the reference files used by the calibration pipeline tasks, and general image analysis, manipulation, and arithmetic tasks. ... Calnica is used to apply instrumental calibrations to individual datasets, while calnicb is used to process associated sets of NICMOS images. ...

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... The processing of these associated images presents new challenges to the HST data processing pipelines, which heretofore operated only on single images. ... Stage 1 (CALNICA) calibrates individual exposures without information from other members of the association. ... Stage 2 of calibration (CALNICB) only operates on associated images that have previously gone through CALNICA processing, and creates combined images for each distinct (non-overlapping) pointing within the association. ...

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• In-Orbit Calibration of the Distortion of the SOHO/LASCO-C2 Coronagraph
• MACSQIID: A package for the reduction of data from the SQIID Infrared Camera
• Automated Photometric Calibration Software For IRAF

... Science . ... Science Users Information > Data Handling and Products > Data Reduction FAQ > How do I combine the individual 3-D cubes into a final mosaic? ... Observing Facilities . ... Observing with ESO Telescopes . ... ESO-MIDAS . ... Science Data Products Forum . ... Science Archive Facility . ... ESO Data . ... ESO Data Access Policy . ... ESO Science Newsletter . ... If the individual cubes come from a single offset sequence, the easiest is to use the ESO.SEQ.CUMOFFSETX/Y keywords in the...

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• ESO - All my STARE data are processed as individual files - how can I have them
• MBOSS-2
• Marina Rejkuba's Web Site

Astronomy Picture of the Day . ... B.J. Mochejska , J. Kaluzny ( CAMK ), 1m Swope Telescope Explanation: This color "picture" of globular star cluster M55 may not look like any star cluster you've ever seen. ... In the picture, a Color Magnitude Diagram (CMD), M55's individual stars are represented as dots whose color indicates relative temperature, red (cool) to blue (hot). ... Publications with keywords: color - magnitude - diagram - cmd - m55 - star - stellar evolution . ...

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• Астронет > M55 Color Magnitude Diagram
• XWare > APOD

Next: Critical Frequencies and Gravitational Previous: Extragalactic Gravitational Wave Background . The number of binaries per frequency decade per solid angle from a separate stellar system (galaxy or cluster of galaxies) is . ... For example, for the Andromeda galaxy M31 ( rad, ) one gets . ... If the angular size of the galaxy is less than the angular resolution of the detector, the critical frequency is independent of the angular resolution, . ...

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• Other parameters of the evolutionary scenario

... RECOMMENDED VALUES OF PHYSICAL CONSTANTS AND CONVERSION FACTORS. ... This reference must be included when these constants are used in a context where their full accuracy is important. ... elementary charge (of proton) . ... gravitational constant . ... unified atomic mass constant . ... of electron . ... of proton . ... Planck constant . ... Rydberg constant, m 0 2 m e e 4 c 3 /8h 3 . ... fine structure constant, m 0 e 2 c/2h . ... Bohr radius, h 2 ( pm 0 c 2 m e e 2 ) . ... Bohr magneton, e h /2m e...

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Chapter 3 Section 3.5.2 . Section 6.1.5 . Section 6.2.2 . Chapter 7 Section 7.3 .

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• Digital Stellar Spectra
• Physics Faculty Voting Form
• Chapter 35