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All the material on this website is copyrighted to J-P Metsavainio, if not otherwise stated. Any content on this website may not be reproduced without the author’s permission.

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Tuesday, April 1, 2014

Best amateur astronomy photos of the past four years, by the Telegraph




My photo of the constellation Cygnus was selected as one of the best amateur astronomy photographs of the past four years by the Telegraph. The collection of images can be seen HERE, my image is a number 09.

A mosaic image of constellation Cygnus 
Reprocessed, NOTE. a large image 2300 pixels wide and 4.3MB

Image is in mapped colors from the emission of ionized elements, R=Sulfur, G=Hydrogen and B=Oxygen. Native size of  this image is over 15.000 x 10.000 pixels.

More information and images HERE




Monday, March 24, 2014

A collection of large supernova remnants as a poster



Since I don't have any equipment to continue my imaging work, I have organized my image archives. This time I made an image collection out of the supernova remnants with a large angular scale. I'm trying to show here, how large they really are in the sky. There is an image of the Moon as a scale in the poster. The Moon has an angular diameter of about 30 arc minutes, that's equal to 0,5 degrees.


A collection of large supernova remnants as a poster
Images are in mapped colors from the emission of ionized elements. NOTE a large image, 1900x2500 pixels and 6MB

All images are in Mapped colors from the emission of ionized elements,
R=Sulfur, G=Hydrogen and B=Oxygen.
Note. The Moon as a scale to show the apparent scale in the sky.


The same collection in visual spectrum
Click for a full resolution poster. NOTE a large image, 1900x2500 pixels and 6MB

Images are in Natural color palette from the emission of ionized elements,
R=Hydrogen + Sulfur, G=Oxygen and B=Oxygen + Hydrogen. This is very close to a visual colors.
Note. The Moon as a scale to show the apparent scale in the sky.

More information about SNR images above
Links to my original photos with technical details

All the images are shot with the camera optics, Canon EF 200mm f1.8 monster lens full open, Baader narrowband filters (H-a, O-III and S-II) and the QHY9, a cooled astronomical camera with the KAF 8300 CCD chip. Very long exposure times are used, 15 to 50 hours per image, to reveal dim and diffused structures buried in the dense star fields. All images are guided with the Meade LX200 GPS 12" and the Lodestar guider. Meade works also an imaging platform for the camera lens.

In this collection, there are couple of very rare images, like Simeis 147, Sharpless 224. There are also two "firs light" images out of two super nova remnants, Sharpless 221(Sh2-221) and G65.3+5.7SNR. I haven't been able to find any other color images out of them, showing the whole SNR.





Monday, February 24, 2014

Exploded stars as an experimental 3d-stereopair

Images are for two different viewing methods, the first  is for the Parallel Vision method and the second one for the Cross Vision method. Viewing instructions can be seen HERE.

Anaglyph versions, for the Red/Cyan glasses, can be found from my portfolio HERE.

NOTE! This is a personal vision about volumes and shapes, based on some known facts and an artistic impression.

Image of Sh-221 and Sh2-216 as an experimental 3D study
Two ways to end a life of the star in a same seven degrees field of view!

For Parallel Vision method



For Cross Vision Method


Original blog post about this photo can be seen HERE

INFO

Just next to Sh2-221 locates a closest known planetary nebula, Sh2-216. This is also a very rarely images target, due to its low surface brightness and large angular dimension. This mosaic image covers over seven degrees of sky vertically. (The Moon has an apparent dimension of 0.5 degrees.)  Mosaic is made out of my new data of Sh2-221 and an older material of Sh2-216. Some new exposures was taken for the Sh2-216 to match the background for a mosaic image. 

Image shows two different ways to end a life of the star. At left, as a Supernova and at right as a Planetary Nebula. (Massive stars will go to a Supernova, after burning out all of the Hydrogen. There will be a Neutron star or a Black Hole left behind. Lighter stars, as our Sun, will turn to a Planetary Nebula, after ran out of Hydrogen. There is a core of the star left behind, it's called a White Dwarf  and it will cool down gradually. ) 






Thursday, February 13, 2014

Astroa Anarchy is looking for sponsors



Business corporate sponsors needed

I recently lost my imaging system due to massive short circuit. After calculating the repair cost of the current setup, it turned to be more expensive, than a new one would be.  

I'm looking for Business Corporate sponsors to support my work as an astronomical photographer. I can offer lots of visibility in my pages. A free usage right to my photos is negotiable.

I have a plan for a new set up, the estimated cost will be around 25.000 Euros. (That's about 34.000$)
The new system will have a new telescope mount and the optics will be 14" SCT converted to a f2 astrograph, with the HyperStar system.  (The price is low for a high end system, since I have lots of usable material from my old setup and I will do the actual labor by myself.) 

How much visibility can be generated?

It's difficult to give any exact numbers, since I have Several channels to publish my images. My blog have had about 20.000 monthly visitors starting from the year 2007. My image portfolio have had about 15.000 monthly visitors, starting from the year 2010. Beside that, I have Facebook page for my photographs, it has about 1200 friends and about as many followers. Images get shared a lot by a popular Facebook pages.

Quite regularly my images get published by a very popular websites, like NASA Astronomy Picture of the Day or National Geographic, there is a collection of publishers logos at  upper right corner of this page.
Any time the photo get published by a popular page, it will get easily millions of views.


Contact for more information

jp.metsavainio (a.t.) gmail.com


My photo portfolio