Difference between revisions of "September 27, 2004"

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      <td width="50%"><h2>Petavius Naked!</h2></td>
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        <h2 align="right"><nobr>Monday, September 27, 2004</nobr></h2>
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<p align="center"><img src="archive/2004/09/images/LPOD-2004-09-27.jpeg" border="0">
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      <td><div align="center" class="main_sm">Image Credit: [mailto:bruno.daversin@lahague.com Bruno Daversin]</p>
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<p align="center"><b>Petavius Naked!</b></p>
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<p align="left">When I see images like this I am convinced that Bruno Daversin drives a lunar orbiting spacecraft rather than just a 24&quot; telescope at the Ludiver Planetarium in northern France. Bruno uses the same techniques as many amateurs - summing of the best images from a webcam video - but either because of the large aperture and high optical quality of his instrument, or excellent seeing, or his digital darkroom techniques or something else magical, his images closely resemble those from spacecraft. This fabulous view confirms all the rilles and lava patches seen on [http://www.lpod.org/archive/2004/01/LPOD-2004-01-07.htm KC Pau's]  excellent image and shows a number of additional features. At the southern (right) end of the crater floor there is a broad and angular-edged region that could be a dome with an off-center rimless pit. If we call this a dome, what do we call the similar elevated but elongated area just to the left? The hilly areas above (east) and to the left (north) of the central peaks contain about a dozen rilles - some straight and others mildly sinuous. The northernmost portion of the floor is very smooth, as if it is very young lava flows. And Petavius holds the 15th largest (out of 75 tabulated) pyroclastic deposits. There is a lot more to understand about Petavius and this image provides much to think about!
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<blockquote><p align="right">&#8212; [mailto:chuck@observingthesky.org Chuck Wood]</blockquote>
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<p align="left"><p><b>Technical Details:</b><br>
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September 1, 2004, 600 mm & B&W webcam</p>
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<p><b>Related Links:</b><br>
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[http://www.lpi.usra.edu/research/lunar_orbiter/images/img/iv_053_h1.jpg Lunar Orbiter IV View]
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<p align="left"><b>Tomorrow's LPOD: </b> Unknown Luna 19 </p>
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<p><img src="MainPage/spacer.gif" width="640" height="1"></p></td>
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<p align="center" class="main_titles"><b>Author &amp; Editor:</b><br>
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[mailto:chuck@observingthesky.org Charles A. Wood]</p>
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<p align="center" class="main_titles"><b>Technical Consultant:</b><br>
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[mailto:anthony@perseus.gr Anthony Ayiomamitis]</p>
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<p align="center" class="main_titles"><b>Contacte al Traductor:</b><br>
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[mailto:pablolonnie@yahoo.com.mx" class="one Pablo Lonnie Pacheco Railey ]</p>
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<p align="center" class="main_titles"><b>[mailto:webuser@observingthesky.org Contact Webmaster]</b></p>
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<p align="center" class="main_titles"><b>A service of:</b><br>
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<a class="one" href="http://www.observingthesky.org/">ObservingTheSky.Org</a></p>
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<p align="center" class="main_titles"><b>Visit these other PODs:</b> <br>
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<a class="one" href="http://antwrp.gsfc.nasa.gov/apod/astropix.html">Astronomy</a> | <a class="one" href="http://www.msss.com/">Mars</a> | <a class="one" href="http://epod.usra.edu/">Earth</a></p>
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Revision as of 14:44, 4 January 2015

Petavius Naked!

Petavius Naked!

<nobr>Monday, September 27, 2004</nobr>

<img src="archive/2004/09/images/LPOD-2004-09-27.jpeg" border="0">

Image Credit: Bruno Daversin


Petavius Naked!

When I see images like this I am convinced that Bruno Daversin drives a lunar orbiting spacecraft rather than just a 24" telescope at the Ludiver Planetarium in northern France. Bruno uses the same techniques as many amateurs - summing of the best images from a webcam video - but either because of the large aperture and high optical quality of his instrument, or excellent seeing, or his digital darkroom techniques or something else magical, his images closely resemble those from spacecraft. This fabulous view confirms all the rilles and lava patches seen on KC Pau's excellent image and shows a number of additional features. At the southern (right) end of the crater floor there is a broad and angular-edged region that could be a dome with an off-center rimless pit. If we call this a dome, what do we call the similar elevated but elongated area just to the left? The hilly areas above (east) and to the left (north) of the central peaks contain about a dozen rilles - some straight and others mildly sinuous. The northernmost portion of the floor is very smooth, as if it is very young lava flows. And Petavius holds the 15th largest (out of 75 tabulated) pyroclastic deposits. There is a lot more to understand about Petavius and this image provides much to think about!

Chuck Wood

Technical Details:
September 1, 2004, 600 mm & B&W webcam

Related Links:
Lunar Orbiter IV View

Tomorrow's LPOD: Unknown Luna 19

<img src="MainPage/spacer.gif" width="640" height="1">



Author & Editor:
Charles A. Wood

Technical Consultant:
Anthony Ayiomamitis

Contacte al Traductor:
" class="one Pablo Lonnie Pacheco Railey

Contact Webmaster

A service of:
<a class="one" href="http://www.observingthesky.org/">ObservingTheSky.Org</a>

Visit these other PODs:
<a class="one" href="http://antwrp.gsfc.nasa.gov/apod/astropix.html">Astronomy</a> | <a class="one" href="http://www.msss.com/">Mars</a> | <a class="one" href="http://epod.usra.edu/">Earth</a>



COMMENTS?

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