... omdetect (omdetect-5.14.2) [?? Meta Index / Home Page / Source Flagging Algorithms Since the object producing a read-out streak may lie outside the image, another algorithm is also used by omdetect. ... nMin = int( 0.6 (ny + 1)) where ny is the number of rows in the image (image height) . ... Loop through all the columns of the image . ... n4 = count(image(i0, :) image(i0 + 1, :) ) Count the number of pixels along column i0 that have a greater value than their neighbour in column i0 + 1 . ...

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• Description

... Tonight's Sky . ... The Magazine . ... Observing . ... Astronomy for Kids . ... Observing springtime deep-sky objects with a large telescope . ... Carry around the universe's top numbers . ... My June story, т??The 6 most important numbers in the universe,т?? centered on the most significant values that come up in astronomy. ... Get instant access to subscriber content on Astronomy.com! ... Receive news, sky-event information, observing tips, and more from Astronomy's weekly email newsletter. ...

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• Could large numbers of black holes account for much of the "dark matter"
• The right number of images | Astronomy.com

... In the first implementation of optional raw data output in CONSTRICTOR, NPOI raw data of a scan was written into a single HDS formatted file. ... Sub-scan files can still be read individually, but the standard procedure is to read and concatenate at least the time stamps and delay line metrology data from all sub-scans, and then to read the fringe data individually. get_rawdata ,[ file_spec _char ] Procedure to read raw time and delay data from one or more sub-scan files specified by file_spec . ...

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• Loading data
• NPOI Lab
• Introduction

... Chapter 5: Visits, Exposures and Exposure Groups > 5.1 Visit Number and Status . ... Visit_Number] . You must assign each visit a unique visit number (base 36 values ranging from 01 - ZZ). Visit_Status . This field reflects the visit?s execution status and cannot be edited. ... Visit_Status can have the following values: pi, implementation, scheduling, completed, failed, withdrawn. Note that visits with a status of "completed" or "failed" cannot be edited in APT. ...

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• Read Noise and Gain Settings
• CSPICE Routines: EKNSEG_C
• CSPICE Routines: EKRCEC_C

... Class . ... ImageJ Plugin for reading an AVI file into an image stack (one slice per video frame) Version 2008-07-03 by Michael Schmid, based on a plugin by Daniel Marsh and Wayne Rasband Restrictions and Notes: - Only few formats supported: - uncompressed 8 bit with palette (=LUT) - uncompressed 8 16 bit grayscale - uncompressed 24 32 bit RGB (alpha channel ignored) - uncompressed 32 bit AYUV (alpha channel ignored) - various YUV 4:2:2 compressed formats - png or jpeg-encoded individual frames. ...

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• PGM_Reader (ImageJ API)
• ij.io (ImageJ API)

To read the current message: <Return> . This will display the current message, as indicated by the > symbol. To display a message by its number: 5 . This will display the contents of message number 5. To display a range of messages by number: 4-7 . This will display messages 4 through 7, starting at message 4. ... To display all the messages from a specific user: p bob . This displays all the messages in your mailbox from the user bob , starting from the first message received. ...

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• Reading commands
• Changing your environment: C and TC shells
• Mail program modes

... For the alfa data taken with the wapps, the users need to map the spectral channels to frequency and velocity. ... The RF frequency for the center of the band (fits keyword: CRVAL1). The the pixel number of this frequency (fits keyword: CRPIX1). ... You also need to be aware that for an even number of pixels, flipping the spectra (changing the sign of CDELT1) changes the pixel number for the center (e.g... ... The number 1 is in channel 3 (0 based). ... The band was centered at 1400 Mhz. ...

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• http://www.naic.edu/~astro/IDLCODE/hexpoint.pro
• http://www.naic.edu/~astro/IDLCODE/gridpoint.pro
• http://www.naic.edu/~tghosh/software/reduc.pro

Next: Member Functions (functions) Up: Interface Previous: Integer Indices are 0-relative Index . The ASAP interface is based around a number of ``objects'' which the user deals with. Objects range from the data which have been read from disk, to tools used for fitting functions to the data. ... A tool used to plot the spectral line data . ... A tool used to fit functions to the spectral data . ... A tool which can be used to read data from disks into a scantable object (advanced use). ...

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• Reading and Writing Visibilities
• The SM Tutorial - How should I get data into SM?
• IR general subroutines

... The numbers of three types of compact binaries containing accreting NSs and BHs, which are most interesting from the point of view of their observational appearances, have been calculated as a function of time: i) X-ray transient source containing a NS in an eccentric orbit around a main sequence Be-star (the observed prototype: A0535+26), ii) BH The evolution of the selected types of X-ray binaries during the first 10 million years after the starburst onset is presented in Fig. ...

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• The Number of Ejectors in Binaries
• Canadian Paper Money - Questions Answers

... Arithmetic Functions . Random Numbers . String Conversion . Searching and Sorting . ... There are 4 basic integer functions: . int abs(int number); long int labs(long int number); div_t div(int numerator,int denominator); ldiv_t ldiv(long int numerator, long int denominator); . ... In practice no functions produce truly random data -- they produce pseudo-random numbers. ... The stdlib.h provides 2 useful functions to perform general searching and sorting of data on any type. ...

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• LWN: Driver porting: mutual exclusion with seqlocks
• Writing programs that use comedi and comedilib
• Optimization of spectroscopic observations

Next: Writing FITS Up: Conversion between FITS Previous: File naming . The INTAPE -command is used to convert FITS (or IHAP) files to the internal MIDAS format: INTAPE file_list id device [flag] . where file_list is a list of absolute position numbers of files (if input is from tape) to be read with 1 being the first file ( e.g. 1, 3, 5, 50-60 would read from the 1st, 3rd, 5th file plus files 50 through 60 included), and id is an identification prefix of the names of the files created. ...

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• Reading the Data
• Command Recalling
• Values, Variables, and Literals

... It adds together the first two of these numbers. If the result is greater than the # third number, it prints all three numbers out (to a file called results.d) # Otherwise it prints out a rude message # First , open the files inhandle = open ('data.d', 'r') outhandle = open ('results.d', 'w') # Now loop through all the lines in the input. for line in inhandle: allarray = line .split() # Split the line you've just read in into its component bits n1 = float ( ...

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• http://www.mso.anu.edu.au/~charley/papers/Newspapers/InfiniteRudds.pdf
• http://www.mso.anu.edu.au/~geoff/AGD/index.html
• http://www.mso.anu.edu.au/~fbriggs/WAARNEEM/0_README

PROGRAM SUMMATION ! Summation forwards and backwards of 1/n^2 IMPLICIT NONE INTEGER :: N, NMAX CHARACTER :: ANSWER REAL :: SUM_SP, TEMP DOUBLE PRECISION :: SUM_DP INTEGER, PARAMETER :: QUAD = SELECTED_REAL_KIND(20,1000) REAL(KIND=QUAD) :: SUM_QUAD SUM_SP = 0.0 SUM_DP = 0.0D0 SUM_QUAD = 0.0_QUAD 1 WRITE(*,'(A)', ADVANCE='NO') 'How many numbers do you wish to add? ... 10) THEN WRITE(*,*) 'Too few numbers!' GO TO 1 ELSE IF (NMAX .GT. 100000000) THEN WRITE(*,*) 'Too many numbers!' ...

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• http://star.arm.ac.uk/f77to90/code/lab1_e.p
• Songs, HTML'd by Daniel Turner
• Naughty Number Nine

Astronomy Discussion Forums . ... A Number Is A Very Specific Thing . ... Post Message | ... Posted by Harvey on October 9, 2002 16:41:15 UTC . ... When you use the word 'number', you are introducing a specific kind of symbol that is known within the context of mathematics. ... You know what - harvey1 - October 9, 2002 - 20:53 UTC . ... www.astronomy.net . ... Forum posts are Copyright their authors as specified in the heading above the post. "dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . ...

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• Nothing? Beyond Numbers... - an Astronomy Net God Science Forum Message
• Back To Basics - an Astronomy Net Exploration Forum Message
• The Telescope's F/number - an Astronomy Net General Forum Message

Family ASTRO Event Leaders can follow the links below to find a number of resources and more background reading to help them with their Astronomy Events and expand their knowledge on the topics covered in our series of Leader Kits for educators. ... Print and Web Resources on the Night Sky . ... If you have questions about Family ASTRO, see our Frequently Asked Questions for Educators and Astronomers page , or our Frequently Asked Questions for Families and Friends page. ...

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• ASP Member Change of Address, Phone Number, and Email Address
• ASP's 2012 Annual Meeting
• ASP: Good Astronomy Activities on the WWW

... The conference will take place at the Independent University, 11 Bolshoi Vlassievsky pereulok, 119002 Moscow. The nearest metro stations are: Smolenskaja (Смоленская, line 3 = dark blue, not to be confused with the other station of the same name on the line 4 = light blue) and Koropotkinskaja (Кропоткинская, line 1 = red), see this map (in russian, with detailed instructions) or another map (in english). ... E-mail: yulijs (at) gmail.com . ... Email: hindry (at) math.jussieu.fr . ...

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• Number Theory Semester - Poncelet Laboratory
• The field of p-adic numbers and its finite extensions (Spring 2010)
• Algebraic Number Theory

... Example: ; ucles_read ,'aat_fram_0001.dat',1024,46,w,f ; INPUT ; file : string variable containing file name ; file contains 2 columns of wl and fl ; and EXACTLY nw * no lines. ; nw : number of wavelengths ; no : number of orders ; OUTPUT ; w ; 2d real array (nw,no) containing wavelengths ; f : 2d real array (nw,no) containing fluxes ;- PRINT ,' UCLES_READ : Reading echelle spectrum:', file w = fltarr(nw,no) f = fltarr(nw,no) ...

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• IAJ: Contents - Volume 26 Number 2
• Numbers and distances
• IAJ: News Views

... int major . ... Here is an example of foo_write() : static int foo_write(struct inode * inode, struct file * file, char * buf, int count) { unsigned int minor = MINOR(inode->i_rdev); char ret; while (count > 0) { ret = foo_write_byte(minor); if (ret < 0) { foo_handle_error(WRITE, ret, minor); continue; } buf++ = ret; count-- } return count; } foo_write_byte() and foo_handle_error() are either functions defined elsewhere in foo.c or pseudocode. ... 2. return value of foo_write(...) by My name here . ...

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• CHIANTI: READ_ABUND.pro
• Increasing number of files in system
• Can register_*dev() assign an unused major number?

... Tables for transformation from universal to sidereal time scale. Explanations. This page contains three little tables headed Hours Minutes Seconds respectively. Each the table have two columns: first of them is input column where time in whole time units of universal time is given, and second of them is output column where hours:minutes:seconds of sidereal time is presented. ... Example: transform 02 h 12 m 22.00 s from universal to sidereal time. ...

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• Explanations to tables for transformation from sidereal to universal time.
• Lunar pericenters. Explanations for Computer Ephemeris (DE200/LE200).
• Lunar phases. Explanations for Computer Ephemeris.

... Fields: Each document is assigned a unique inventory code. Definitions reflect information commonly found on a document, i.e. title, number, vendor, dates, etc. Please read Fields for detailed definitions. ... details and history of the document.html locator . ... Links: An HTML locator is created when the document is coded. ... Document Files: Each inventory code is a separate document. ... Using the HTML locator links the user to the document. Database Home page | APO Home Page | ...

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• Untitled Document
• Procedure for Part Numbering Convention: Larry Carey, 2005
• DIS Commands