Next: Interactive Data Analysis Environments BoF Session . Previous: The SRON-HeaD Data Analysis System . ... Despite the widespread use of IRAF for astronomical data reduction, there are a number of special-purpose image processing applications for which the general-purpose IRAF system may not be well suited. ... IRAF can provide the astronomer with a number of basic features not found in ZODIAC, such as a built-in graphics, as well as a large set of familiar tasks for 1-D and 2-D data analysis. ...

Element Dichroic Focussing Optic 1 Degree of Freedom x y x y z x y z z x y x y z x y z x y x y z z FM1 Focussing Optic 2 FM2 CCD Error budget OAP Layout DT Layout DLT Layout Zoom Layout 0.040 0.052 0.047 0.066 0.044 0.058 0.045 0.071 0.50 ?m 0.47 ?m 0.47 ?m 0.33?m 0.39 ?m 0.42 ?m 0.35 ?m 0.28?m 70?m 140 ?m 140 ?m 55?m ...

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... ARTICLE: Entdecker des Sonnensystems . ... Die folgende Vortragsnotiz fasst die wichtigsten Konzepte und wissenschaftlichen Entdeckungen (in bezug auf das Sonnensystem) zusammen, die im Laufe der letzten fЭnfhundert Jahren ausgearbeitet und Эberliefert wurden. ... Die eigentliche Abhandlung wird durch zahlreiche Fussnoten ergДnzt, die sich vor allem an jЭngere Leser und Neulinge auf dem Gebiet der Astronomie richten, sowie durch einen mathematischen Anhang im Anschluss an den Hauptteil abgerundet. ...

... REQUIRED: IRAF 2.11 (2.10 non-SUN) TABLES 2.0 or higher CTIO Feb 1994 version -------------------------------------------------------------------- indicates user-supplied variable) I. Define the XRAY package under IRAF First do the following to define the XRAY package under IRAF : (as user iraf ) edit $ iraf /unix/hlib/extern.pkg and add the following lines using the path to the ...

Fpack and Funpack User's Guide FITS Image Compression Utilities William Pence, NASA Goddard Space Flight Center, Greenbelt, MD 20771 Rob Seaman, National Optical Astronomy Observatory, Tucson, AZ 85719 Rick White, Space Telescope Science Institute, Baltimore, MD 21218 February 2011 1. ... Compression versus noise When losslessly compressing images, the amount of compression that can be achieved depends almost completely on one simple factor: the amount of the noise that is present in the pixel values. ...

Bright Star Catalog: M Stars, Magnitude V > 4 ! ... in quotes) ( e.g . RA) ( e.g . Dec) ( e.g . Magnitude ) 43 beta And 01:10:16.0 +35:40:15 Magnitude =2.06 gamma Phe 01:28: 46.6 -43:16:11 Magnitude =3.41 68 omicron Cet 02:19:49.6 -02:56:06 Magnitude = 2.10 92 alpha Cet 03:02: 46.6 +04:07:35 Magnitude =2.53 25 rho Per 03:05:47.3 +38:52:35 ...

Comet discoveries made with the U. K. Schmidt Telescope Status as at 2005 Jan 17 Perihelion q Q a P e i g k Name 2002 09 05 2.31 4.9 3.60 6.8 0.359 24.4 7.0 8.0 77P/Longmore 2003 02 15 1.23 4.8 3.03 5.3 0.594 2.9 79P/du Toit-Hartley 2006 09 26 1.63 6.5 4.04 8.1 0.596 29.9 80P/Peters-Hartley 2006 04 05 2.18 5.6 3.87 7.6 0.436 18.2 83P/ Russell 2007 07 07 2.17 4.8 3.49 6.5 0.377 2.6 87P/Bus U 2002 03 22 2.29 5.3 3.80 7.4 0.398 12.0 89P/ Russell ...

... ctronic modules Detectors unit . Bicounter module . ... The base of the electronics design is the same as in original MASS: modular structure, data exchange via RS485 interface, PMTs as light detectors. ... Detailed design of the MASS electronic modules (circuit diagrams, printed circuit b oard views, their sp ecifications) is provided in the second Chapter. ... SS MOSI 6 VCC GND LINE A OVLIGHT LINE B STROB 12 13 Figure 2.2: Circuit diagram of the analog part of the Bicounter module electronics. ...

... Four types of galaxy environments are considered: clusters, centers of groups, other places in groups, and the field. ... In order to check whether the mean ages of the stellar populations depend on environment density monotonically, as the hierarchical parґ adigm predicts, in this work I consider four types of environment separately: the cluster galaxies, the brightest (central ) galaxies of groups, the secondґranked group members, and the field galaxies. ... Group center SB(rs)0# 204 637 1996 Oct ...

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