... ARTICLE: The Adventurous Search For The Astronomical Unit . ... Kepler himself had suggested to use the rare occasions of Venus transiting (crossing) the solar disk to measure our distance to the planet. ... Due to the orbital inclination of Venus against the ecliptic of 3.5°, a Venus transit is so rare that it happens only at intervals of 121.5 years, 8 years, 105.5 years, 8 years and so on. ... Crabtree witnessing the transit of Venus 1639 . ... Transits of Venus - The Quest for the Solar Parallax...
TCC Message Keyword Dictionary 5.2 . ... Values 1 . Type Float (float,flt4) . Units C . Invalid nan . ... Units deg . ... Units deg/sec . ... Description guide camera mechanical controller iD (0 if none); new TCC outputs one value, old TCC outputs two . ... Description rotator ID (0 if no rotator); new TCC outputs one value, old TCC outputs two . ... Description Information about one user; new tcc outputs 2 values, 2nd is user s IP address; old TCC outputs 4 values, see docs for details . ...
Download Izmccd (~2.7 MB). ... for 1-5 bytes is number of a numbered minor planet, . ... Positions 1-80 file "mpcreportiz.txt" are similar to positions of file "mpcreport.txt". 83-95 – errors of unit weight, . ... If this tag is " 1 0 " , this record contains results of measurements of an image of object (approximation by "PSF"), . ... 57-66 – error in X (pixels), for first star in a multicentric image, for subsequent it is error in (distance between first star in the image and this), . ...
... This study reveals for the first time the existence of bi-directional jets, which are a signature of magnetic reconnection, occurring along coronal hole (CH) boundaries. ... K) emission lines in an equatorial extension of a polar coronal hole, known as the ``Elephant's Trunk'' coronal hole, show small regions of a few arc-seconds size with strong blue- and red-shifted emission reaching Doppler shifts of up to 150km s, i.e. bi-directional jets. ...
Statistics of sunspot activity . The sunspot indices . ... The solar regions . ... 1997 . ... December . ... December, 1997 . Visual indices of solar activity by author's observations . ... Average . ... 0.00 . ...
Astronotes Armagh Planetarium's Stellar Blog! ... Space Flight . ... Rockets . ... 10- Rocket Light Shade . If you google rocket light shade you will get a range of different options to decorate your childБЂ™s room. б The one I spotted was a light shade which featured two tiers with planets and rocket designs on it.б It would make a really cool addition to any space-themed room. б . ... 8- Personalised Space Book . ... 7- Rocket pop-up tent . ... 3- Space Centre Lego set . ...
This module provides for determining the MIME type of a file by looking at a few bytes of its contents. ... string . ... belong . ... For example, this can recognize gzipped files and set the encoding for them. # gzip (GNU zip, not to be confused with [Info-ZIP/PKWARE] zip archiver) 0 string \037\213 application/octet-stream x-gzip This module is not for every system. ... When compiling an Apache server, this module should be at or near the top of the list of modules in the Configuration file. ...
... Home Articles Mars Attacks: First Anniversary of the Great Approach . ... Beyond New York City . ... Mars Attacks: First Anniversary of the Great Approach . ... Observing Resources for Amateur Astronomers - Part 1: Beginning Observers . ... A History of the First Forty Years of the Amateur Astronomers Association . ... Our own two Amateur Astronomers Association events were a resounding success. ... 2016 Amateur Astronomers Association of New York Designed by Press Customizr Powered by . ...
... We have imaged with milliarcsecond resolution at 5 GHz 374 strong flat-spectrum radio sources north of declination -44 using the VLBA in June 1996. ... The data were processed with the NRAO AIPS software package and the Caltech Difmap package. ... The VLBApls source sample . ... Click on the J2000 IAU name (in the left column) or the alternative name (mostly B1950 IAU names, in the right column) to get more information on a source, including coordinates, redshift, VLBApls images and model components...
XMM-EPIC status of calibration and data analysis XMM-SOC-CAL-TN-0018 Page: Issue: M. Ki Date: -1 2.0 rsch 30.07.02 XMM-Newton Science Operation Centre EPIC status of calibration and data analysis Marcus Kirsch with the inputs from the whole EPIC Consortium please send all comments to mkirsch@xvsoc01.vilspa.esa.es This document reflects the status of the calibration of the EPIC camera as implemented in SAS 5.3.3. ... The MOS/PN cross calibration agrees to 5 % from 1.5 keV to 5 keV. ...
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Ссылки http://xmm.vilspa.esa.es/docs/documents/CAL-TN-0018-2-0.pdf -- 2175.1 Кб -- 12.08.2002 Похожие документы
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... What's New? Bad Astronomy . ... 2003 | ... After some unresolvable issues with my webhost, I decided to move the Bad Astronomy website to a new host. ... I added a new book to the Bad Astronomy Bookstore: The Universe: 365 Days , which is now one of my very favorite astronomy books. ... I have moved the website to a new server, which should provide faster access, and the ability for me to do some fun things in the near future, like redo the Bad Astronomy Newsletter and add other features. ...
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... Meade Instruments Corporation . ... Meade Pictor XT-Series CCD Autoguider/Imagers . ... Take new sets of calibration frames if the temperature changes significantly.(or change the set you are using or the scaling if you are reusing calibration frames). ... You can also use scaleable dark frames called thermal frames. ... However, if you wish to reuse dark frames with images of different exposure times, you must turn the dark frame into a thermal frame by subtracting the bias information. ...
Night of November 8-9, 2012 =========================== Jupiter with the CDK20n Sloan g',r',i',z' filters 256x256 subframe Exposures g' 0.01 second r' 0.006 second i' 0.01 second Combined and aligned with astroimagej -- Loaded in order i', r', g' Images -> Stack Stack -> Color composite Adjusted ranges for full range in each frame Unsharp masked 1.5 pixels Saved as png Transformed to flip x, rotate 180 putting N up and W to right
NIFS optics were installed in the NIFS cryostat in September 2002 in preparation for the second cool down. ... The following pictures show the first images of the reformatted "staircase" slit of the IFU on the field mirror array. ... Na I D doublet, J grating, II order warm with MUX. ... The second cool down of the NIFS cryostat began on Monday 28-OCT-02. ... The images below show spectra of an incandescent flat field lamp and a Xenon arc lamp obtained with the Z, J, H, and K gratings. ...
... Up: Data Analysis Software and Systems . ... PacketLib is a C++ open-source software library for writing applications which deal with satellite telemetry source packets, provided that the packets are compliant with the CCSDS Telemetry and Telecommand Standards. ... From an input stream of bytes, the library is able to recognize automatically the source packets (described by a simple configuration file), and provides a simple access to each packet field by means of an object oriented interface. ...
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