. Contacts . Contact Webmaster for web page errors, corrections, ommisions, and/or additions. This page last updated: September 29, 2006- JMD . This page last checked: September 29, 2004 - JMD . 3.5m Webmaster - dembicky . Observing Specialists - obs-spec . Jack Dembicky - dembicky . Bill Ketzeback - bketzeba . Russet McMillan - mcmillan . Gabrelle Saurage - gabrelle .

... VLBI Schedule . ... LBA log files for Tsys, onsource flagging etc are available in a number of different forms, unfortunately with each telescope being supplied in a different way. ... All logfiles should be accessible via the experiment wiki or the experiment ftp area (which is linked to from the wiki) . Tsys and onsource flagging should be available suitable for AIPS (in UVFLG and ANTAB form) on the experiment ftp area. ... Tsys monitoring logs are also available from the experiment wiki. ...

An Ancient Universe: How Astronomers Know the Vast Scale of Cosmic Time . THE CHANGING UNIVERSE: EVOLUTION HAPPENS! . c) Changes in the Universe . ... In a universe that is not evolving, we should see as many of these hyper-active galaxy cores in each period of cosmic history. ... An Ancient Universe - Table of Contents . ... The Ancient Universe - The Age of the Expanding Universe - The Age of the Oldest Stars - The Age of Light From Distant Galaxies - The Age of the Chemical Elements | ...

... Circle area is proportional to the number of tweets + retweets tweets retweets . Order accounts: by user number (effectively random) by number of tweets (includes retweets) by number of followers by number of followers that also tweeted about AAS223 by number of friends that also tweeted about AAS223 . ... The top/left position is for the user with the largest number of followers, and the bottom/right is for the smallest number of followers. by number of followers that also tweeted about AAS223 . ...

System Throughput and SNR / Exposure Time Estimation . ... Figure 6.11 shows the photometric monitoring data for the standard star GRW+70D5824 (a white dwarf classified DA3; B-V = -0.09) in the WF3 and PC1 for the set of filters which are routinely monitored. ... Figure 6.12 shows the throughput decline in all four chips as a function of days since the last decontamination for the F170W filter. ... Figure 6.12: - Throughput for the F170W Filter Following Decontaminations. ... Time. ...

... SciSim release covered by this note . ... Data-Analysis-with-SAS in a simple and standardised way, and should allow calibration experts to re-assess the reliability of the different elements of XMM-Newton simulations. ... Also, a release of all calibration files to be used in the reduction, through the SAS, of SciSim generated data, is coordinated with this release. ... Furthermore, two SAS tasks (odffix and epicproc) had to be updated to make possible a proper SAS data reduction of simulated data. ...

OptInt PmWiki : Pm Wiki / Changes From Pm Wiki 1 . This page is intended to describe features of PmWiki 1.0 that have been changed or eliminated in PmWiki 2.0. ... ThisGroup:SideBar&action=edit Edit menu]] . ... action=post no longer exists -- posting a new page is now performed by using ?action=edit with the post control set to a true value. ... PmWiki's ReadPage() function no longer supplies default text for non-existent pages -- this is now decided by whatever functions need the page. ...

... The changebar (represented by two hyphens in the image) appears in the 10px space to the left of the paragraph. The illustration shows a vertical line that represents the left edge of the paragraph's containing block. ... The change bars (two red hyphens) appear to the left of the word "THIS", which begins the fourth line of text. The following PRE element simulates the example. Vertical bars represent the left containing block edge. ... to the left of the line containing | ...

... JavaScript version 1.3 provides the following new features and enhancements: . ... See the Client-Side JavaScript Guide for details. ... Changes to the Array object. ... The push method returns the new length of the array rather than the last element added to the array. ... Changes to the Date object. ... Added a day parameter to the setMonth method. ... Added the apply method, which allows you to apply a method of another object in the context of a different object (the calling object). ...

... Science Users Information > Observing with ESO Telescopes > Phase 2 Preparation > Service Mode Guidelines . ... Phase 2 Instrument Table . Service Mode Guidelines . ... This page and the links in the left menu provide the general information necessary to complete the Phase 2 preparation for Service Mode programmes at the VLT/VLTI, VISTA and VST. ... All investigators assigned Service Mode time should contact the ESO User Support Department in all matters regarding phase 2 preparation. ...

The Face on Mars . ... The Raw Images . Table 1: List of Viking Orbiter Images of the "Face on Mars" . ... Processing the Face Images . Table 2: Dimensions of Mercator Projected Images of "The Face on Mars" . Map Projected Images . ... Processing the "Face on Mars" Images . ... This page will provide interested persons with both the raw Viking images, transformed to GIF format, and a brief tutorial (with examples) of image processing techniques applied to create "better looking" images. ...

The Australian Academy of Science is releasing The science of climate change: questions and answers and it is must reading no matter what your view is of Global Warming. It is a consensus overview by Australia's most expert climate scientists, overseen by the Academy, to explain what we know, and we do not know about anthropogenic climate change, and how we might mediate future changes. ... However, my own scientific opinions in my areas of expertise are consistent with their conclusions. ...

Next: Reducing the observations Up: PEPSYS general photometry Previous: Influencing the plan . ... If the telescope and instrumentation are unfamiliar to you, you may have trouble keeping to the schedule for the first night or two, so try to work with a previous observer on the equipment for a night or two of training before your observing run. If you fall behind, try to keep as many low-altitude observations of extinction stars as you can, and drop some circumzenithal ones if necessary. ...

Next: Special Cases: Supernova Explosion Up: Change of Binary Parameters: Previous: Mass change . The binary separation a changes differently depending on the mass exchange mode. ... If the mass transfer is conservative ( , i.e. const) and one may neglect the redistribution of the intrinsic angular momenta of the components, the total orbital momentum conservation law implies . ... the orbital separation always increases in such systems). ...

What follows is a list of resources that excel in astronomy education. ... We believe the list is topologically complete in that there are no publicly advertised astronomy resources on the WWW that cannot be found by following the internal links of these resources. ... How Astronomy Picture of the Day (APOD) is being used as a learning tool by teachers and students. ... Bad Astronomy Blog . ... Dr. Jeff's Blog on the Universe . ... Detailed pictures and explanations of Hubble Space Telescope results. ...

. Sitemap . Contact . Search . Armagh Observatory, College Hill, Armagh BT61 9DG, +44 (0)28 3752 2928 . by . Enric Pall . Big Bear Solar Observatory . A colloquium presented at Armagh Observatory on 2006 February 1st. The slides from this presentation are available in the following formats. HTML in your browser . PDF file - 14MB . Quicktime movie - 9MB . Macromedia Flash - 9.7MB . MS Powerpoint - 12MB . Last Revised: 2009 December 17th .

The following list contains links to examples of the FITS-headers used in various versions of CIMAFITS: . CIMAFITS pre-1.00 version - used 16 September 2004 - 3 February 2005 . ... CIMAFITS version 1.01 ( bug fix only - no format change) - used 22 February 2005 - 25 May 2005 . ... CIMAFITS version 1.04 ( bug fix only - no format change) - used 10 May 2006 - 8 February 2007 . CIMAFITS version 1.05 ( bug fix only - no format change) - used 8 February 2007 - 15 February 2007 . ...

... Previous: Literature and Catalogs in Electronic Form: Questions, Ideas and an Example: the IBVS . ... Astronomers can use the ADS to maintain their publication lists; a simple http link can bring a current bibliography at any time. ... For example the following links to Martha Hazen's bibliography. http://adsabs.harvard.edu/cgi-bin/abs_connect?author=hazen,m. &aut_syn=YES&nr_to_return=all . ... To have a complete bibliography via ADS one needs but to add the missing articles into ADS. ...

... Next, the screen displays "Press 0 to align or Mode for Menu." Press "0" if you wish to begin Automatic alignment (or Easy Align, depending on your telescope model), or press Mode if you wish to choose a manual alignment method ("Automatic Alignment" displays, and you can press MODE to go through the menu to find other alignments). ... Note: If you press the "?" key while "Ctr Brightest Star" displays, the alignment star that AutoStar has chosen will display. ... Alignment successful" displays. ...

NOTE: The storm sudden commencement data file was updated on 18 Feb 1998. o Revised data for 1968-1975 were taken from IAGA Bulletin No. ... Indices aa and storm sudden commencements"; see also IAGA Bulletin 39: " Supplementary Geomagnetic Data 1957-1975", including a new list of ssc's 1968-1975). ... From the monthly reports of Rapid Variations prepared by 43 magnetic observatories (see list page 121), a combined list of all events is compiled. ...