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461. ADASS 2002 Conference Proceedings
... Two algorithms have been used to simultaneously solve for the sky, gain, and offset for simulated sets of dithered images. ... When solving for sky and gain, achieves machine precision on noiseless data; for noisy data, solution within noise. ... When solving for sky and gain, achieves machine precision on noiseless data; for noisy data, solution slightly different from Fixsen-Arendt solution, but within noise. ... Figure 2: MIPS truth image, and full MIPS dither pattern . ...
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Ссылки http://www.adass.org/adass/proceedings/adass02/P7-6/ -- 11.7 Кб -- 13.03.2003
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462. ADASS 2002 Conference Proceedings
... We present the design, structure, and implementation of the automated data processing pipelines for the Infrared Spectrograph onboard Space Infrared Telescope Facility. This includes science data reduction pipelines that generate Basic Calibrated Data and enhanced science products, and calibration pipelines generating calibration data that allows reduction of the science data. ... The IRS data processing pipelines have been developed at the SIRTF Science Center (SSC) to reduce IRS data. ...
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Ссылки http://www.adass.org/adass/proceedings/adass02/P7-5/ -- 11.7 Кб -- 13.03.2003
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463. ADASS 2002 Conference Proceedings
... Up: Data Management and Pipelines . Previous: CalFUSE v2.2: An Improved Data Calibration Pipeline for the Far Ultraviolet Spectroscopic Explorer (FUSE) . ... The ideas for these changes have been prompted by our three years of experience with FUSE data, along with information obtained during the design of the pipeline for the Cosmic Origins Spectrograph, which will use a similar detector (Beland et al., this conference). ... Figure 1 shows the path of a photon through the instrument. ...
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Ссылки http://www.adass.org/adass/proceedings/adass02/P7-2/ -- 14.8 Кб -- 13.03.2003
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464. ADASS 2002 Conference Proceedings
... The Dust InfraRed ToolBox (DIRT - a part of the Web Infrared ToolShed, or WITS, located at http://dustem.astro.umd.edu ) is a Java applet for modeling astrophysical processes in circumstellar shells around young and evolved stars. ... DIRT uses results from a number of numerical models of astrophysical processes, and has an AWT based user interface. ... Before refactoring, model data was represented within the user interface using Database and Record objects. ...
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Ссылки http://www.adass.org/adass/proceedings/adass02/P7-13/ -- 11.8 Кб -- 13.03.2003
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465. ADASS 2002 Conference Proceedings
... Previous: Source Code Management and Software Distribution using Open Source Technologies . ... CARMA (Combined Array for Research in Millimeter-Wave Astronomy) will combine the existing BIMA and OVRO mm interferometers into a single array at a new high altitude site ( 8000 ft). ... The software required to control the CARMA array will be gradually phased in to co-exist with the current array control systems, which will be used as testbeds for the CARMA software. ...
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Ссылки http://www.adass.org/adass/proceedings/adass02/P7-12/ -- 16.3 Кб -- 13.03.2003
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466. ADASS 2002 Conference Proceedings
... Previous: The COBRA/CARMA Correlator Data Processing System . ... The BIMA Data Archive at NCSA has been operating in production mode for a decade and will be reused for CARMA with enhanced search capabilities. ... The relevant pieces are put together into an MS2 data file before shipment to the CARMA/NCSA archive, which happens in near real-time. ... The CARMA/NCSA archive will support MS2, MIRIAD, and Mir as export formats for visibilities as well as engineering tables of monitor data. ...
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Ссылки http://www.adass.org/adass/proceedings/adass02/P7-11/ -- 15.5 Кб -- 13.03.2003
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467. ADASS 2002 Conference Proceedings
Next: The Next Step for the FUSE Calibration Pipeline . Up: Data Management and Pipelines . ... CalFUSE is the data-reduction software pipeline used at the Johns Hopkins University to process data from the Far Ultraviolet Spectroscopic Explorer (FUSE) . ... We present improvements included in v2.2 of the pipeline and announce the availability of calibrated spectral files processed with CalFUSE v2.2 from the Multimission Archive at STScI (MAST). ... Figure 1: An event burst on the LiF 1 detector. ...
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Ссылки http://www.adass.org/adass/proceedings/adass02/P7-1/ -- 14.3 Кб -- 13.03.2003
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468. ADASS 2002 Conference Proceedings
... Remote observing has long been a part of the Keck Observatory operating plan. ... Remote observing from the Keck HQ now encompasses over 95% of observing runs at the Keck Observatory. Recently, additional efforts have been made to enable remote observing on the Keck Telescopes from the U.S. mainland. ... In this paper, we present a brief summary of the Keck remote observing efforts from the U.S. mainland, with an emphasis on the system at Caltech, which is the most recent to come on-line. ...
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Ссылки http://www.adass.org/adass/proceedings/adass02/P6-9/ -- 14.4 Кб -- 13.03.2003
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469. ADASS 2002 Conference Proceedings
Next: Remote Observing on the Keck Telescopes . Up: Telescopes and Observatory Operations . ... COSMOS-3 is the third generation telescope software system of Nobeyama Radio Observatory, which was designed to control and to monitor the 45 m telescope and Nobeyama Millimeter Array and to acquire observing data from receiver backends. ... Tools at the top layer provide user interfaces for many kinds of observing requirements and various displays of observing results and system monitors. ...
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Ссылки http://www.adass.org/adass/proceedings/adass02/P6-8/ -- 12.1 Кб -- 13.03.2003
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470. ADASS 2002 Conference Proceedings
... Chandra's Science Operations Team (SOT) has been experimenting with emerging Wireless Application Protocol (WAP) technologies to create yet another pathway for data flow. Our WAP Internet pages provide anytime, anywhere access to critical spacecraft information through cellular phones or other WAP-enabled devices. ... The Chandra wireless web pages were conceived and have evolved to provide ready access to the most relevant spacecraft information at critical, decision-making times. ...
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Ссылки http://www.adass.org/adass/proceedings/adass02/P6-6/ -- 13.5 Кб -- 13.03.2003
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471. ADASS 2002 Conference Proceedings
... The SIRTF Science Center is developing two Web-based tools that will be used during operations. One tool is for Quality Analysis. ... The basic design requirements for the QA tool are (1) that it provide an easy way of looking at all the data, observation by observation, and (2) that it provide an easy way to specify status and comments for each observation. ... The data accessed by this tool consists of meta-data in the central database as well as the actual data files in the archive. ...
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Ссылки http://www.adass.org/adass/proceedings/adass02/P6-5/ -- 9.1 Кб -- 13.03.2003
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472. ADASS 2002 Conference Proceedings
Next: CalFUSE v2.2: An Improved Data Calibration Pipeline for the Far Ultraviolet Spectroscopic Explorer (FUSE) . Up: Data Management and Pipelines . Previous: Status of the BIMA Image Pipeline . ... Allan et al (2002) described groundwork for turning ORAC-DR into a truly generic data reduction pipeline. ... We thank Gemini for releasing GMOS System Verification data for its use with ORAC-DR. Allan, A., Jenness, T., Economou, F., Currie, M. J., & Bly, M. 2002, in ASP Conf. ...
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Ссылки http://www.adass.org/adass/proceedings/adass02/P6-4/ -- 15.7 Кб -- 13.03.2003
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473. ADASS 2002 Conference Proceedings
... DEIMOS (the DEep Imaging Multi-Object Spectrograph) began producing scientific data from the Keck II telescope in 2002 June. ... Filters and gratings may be swapped, gratings and mirrors tilt, readout modes and active amplifiers of the 8-CCD mosaic change, and numerous field-specific astrometric slitmasks may be inserted. ... The FITS files are compatible with existing local conventions for mosaic image display systems and also with incipient FITS WCS standards. ... 2002). ... CCD . ...
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Ссылки http://www.adass.org/adass/proceedings/adass02/P5-8/ -- 14.7 Кб -- 13.03.2003
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474. ADASS 2002 Conference Proceedings
... In addition, the SSC compiles a catalogue of X-Ray sources and provides an identification for new sources detected each year. In order to check product quality and to support the catalogue and source identification programmes, all SSC-generated products are stored in a database developed for that purpose. ... It provides on-line data views including relevant links between products and correlated entries extracted from many archival catalogues and also links to external databases. ...
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Ссылки http://www.adass.org/adass/proceedings/adass02/P5-7/ -- 15.1 Кб -- 13.03.2003
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475. ADASS 2002 Conference Proceedings
... Up: Database Systems . ... In order to support regular operations, the Chandra Data Archive Operations Group has developed a database that records and monitors the user activities that affect the archive servers. ... The database consists of three tables populated by a set of four scripts that parse the archive server logs, the ftp logs and the login logs. ... 2002). ... The Chandra Data Archive Download and Usage Database consists of very detailed user information from several server logs. ...
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Ссылки http://www.adass.org/adass/proceedings/adass02/P5-3/ -- 14.9 Кб -- 13.03.2003
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476. ADASS 2002 Conference Proceedings
Next: Chandra Data Archive Download and Usage Database . ... Gasson, D., Bell, D., & Hartman, M. 2003, in ASP Conf. ... ANDES (the Advanced NOAO Database Expert System) is NOAO's new observing proposal system. ... This process is discussed in more detail in Bell, Gasson & Hartman (2002) and Gasson & Bell (2003). ... This page uses the current date and time to guess which program is likely to have taken place, and displays any relevant information (i.e., proposal number, investigators, title). ...
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Ссылки http://www.adass.org/adass/proceedings/adass02/P5-2/ -- 12.8 Кб -- 13.03.2003
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477. ADASS 2002 Conference Proceedings
... In this paper we try to give a quick overview of the techniques used in the development of the ISO and XMM-Newton Data Archives in order to optimize their performance. ... Instead of the more commonly used HTML/cgi-bin based approach, the IDA was developed based on a ``three-tiered architecture'' (see Arviset 2003) and using the Java language on the Client and Middle tiers. ... Use the transient modifier inside the Java classes to avoid writing unnecessary data into the streams. ...
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Ссылки http://www.adass.org/adass/proceedings/adass02/P5-1/ -- 12.9 Кб -- 13.03.2003
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478. ADASS 2002 Conference Proceedings
... Previous: Desmearing Solar System Objects in Chandra Data . ... We review the data reduction of two fiber-based echelle spectrographs (HEROS and FEROS) with emphasis on the similarity of the inconsistencies between the overlap of spectral orders before merging. ... The data suggest a very similar shift of the blaze function over all orders in the case of FEROS, leading to larger overlap mismatch in the narrower orders in the blue spectral region i.e., with larger gradients in the blaze function. ...
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Ссылки http://www.adass.org/adass/proceedings/adass02/P4-9/ -- 14.7 Кб -- 13.03.2003
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479. ADASS 2002 Conference Proceedings
... 295 Astronomical Data Analysis Software and Systems XII, eds. H. E. Payne, R. I. Jedrzejewski, & R. N. Hook (San Francisco: ASP), 411 . ... Observations by the Chandra X-Ray Observatory are made in a coordinate frame that is essentially fixed. Most objects observed with Chandra, such as supernova remnants, quasars, or pulsars, are at infinity for all practical purposes and the observations produce sharp, focused images. ... Figure 2: Jupiter in ICRS and Object Centered coordinates . ... 2002). ...
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Ссылки http://www.adass.org/adass/proceedings/adass02/P4-8/ -- 13.1 Кб -- 13.03.2003
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480. ADASS 2002 Conference Proceedings
... We report applications of the Pixon Restoration Method to digitized plates of the Sonneberg Plate Archive - the world's 2nd largest. ... On the M31 field ``find" found 38 (36) stars on the restored (original) image, for which the median FWHM is 1.8 (5.4) pixels and the median S/N-ratio is 15.9 (6.1). ... Individual Stars: Close doubles are well separated in the restored image. ... The non-stellarity of M32 appears more pronounced in the restored image than in the original data. ...
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Ссылки http://www.adass.org/adass/proceedings/adass02/P4-7/ -- 16.5 Кб -- 13.03.2003
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