# Radio astronomy question

**URL:** <https://www.ruby-forum.com/t/radio-astronomy-question/213849>\
**Category:** GNU Radio\
**Created:** [November 14, 2011, 12:25pm UTC](https://www.ruby-forum.com/t/radio-astronomy-question/213849 "2011-11-14T12:25:02Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![dubstep](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/d/cdc98d/32.png) [@dubstep](https://www.ruby-forum.com/u/dubstep)\
**Post date:** [November 14, 2011, 12:25pm UTC](https://www.ruby-forum.com/t/radio-astronomy-question/213849/1 "2011-11-14T12:25:02Z")

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How does a radio telescope make a picture ?

Sent from my iPhone  
Andrew R.

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**Author:** ![arjackson](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/a/57b2e6/32.png) [@arjackson](https://www.ruby-forum.com/u/arjackson)\
**Post date:** [November 14, 2011, 3:27pm UTC](https://www.ruby-forum.com/t/radio-astronomy-question/213849/2 "2011-11-14T15:27:33Z")

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On 14/11/11 06:24 AM, Andrew R. wrote:

> How does a radio telescope make a picture ?
> 
> Sent from my iPhone  
> Andrew R.

Phase-array imaging. I have a 800-page book that explains it Basically  
you have a whole lot of  
two-element interferometers at different spacings, and then feed that  
into a big pile of math.

–  
Principal Investigator  
Shirleys Bay Radio Astronomy Consortium

> **[Live Draw HK Tercepat | Result HK | HK Pools | Live HK | HK Prize Hari Ini](https://www.sbrac.org)**
>
> Temukan live draw hk tercepat melalui halaman hk pools yang resmi dan dapatkan result hk prize melalui live hk secara langsung di situs kami.

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**Author:** ![arjackson](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/a/57b2e6/32.png) [@arjackson](https://www.ruby-forum.com/u/arjackson)\
**Post date:** [November 14, 2011, 4:48pm UTC](https://www.ruby-forum.com/t/radio-astronomy-question/213849/3 "2011-11-14T16:48:10Z")

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On 14/11/11 10:42 AM, Sudhir | NetworthS wrote:

> Could you pl name the author and title. Thanks in advance. 'S.

> **[Synthesis Imaging in Radio Astronomy: A Collection of Lectures from the Third...](http://www.aspbooks.org/a/volumes/table_of_contents/?book_id=118)**

(Sorry, it’s a 477-page book, not 800 pages. An easy bedtime read 🙂 )

–  
Principal Investigator  
Shirleys Bay Radio Astronomy Consortium

> **[Live Draw HK Tercepat | Result HK | HK Pools | Live HK | HK Prize Hari Ini](https://www.sbrac.org)**
>
> Temukan live draw hk tercepat melalui halaman hk pools yang resmi dan dapatkan result hk prize melalui live hk secara langsung di situs kami.

---

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**Author:** ![arjackson](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/a/57b2e6/32.png) [@arjackson](https://www.ruby-forum.com/u/arjackson)\
**Post date:** [November 14, 2011, 4:43pm UTC](https://www.ruby-forum.com/t/radio-astronomy-question/213849/4 "2011-11-14T16:43:13Z")

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Could you pl name the author and title. Thanks in advance. 'S.

On 11/14/11, Marcus D. Leech [removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid) wrote:

> two-element interferometers at different spacings, and then feed that
> 
> * * *
> 
> Discuss-gnuradio mailing list  
> [removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid)  
> [Discuss-gnuradio Info Page](https://lists.gnu.org/mailman/listinfo/discuss-gnuradio)

–  
Sent from my mobile device