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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, June 14, 2011
Sharpless 157, Sh2-157, apparent scale in the sky
I have shot many targets with several focal lengths.
Due that, I will publish some images as an image sets, with different field of view and detail levels.
The fractal nature of our universe stands out nicely by this way and it will make the orientation more easy.
Many times, it's difficult to understand the image scale of astronomical images.
Due that, I will add a Moon circle in some of the images to show the angular scale in a sky.
The full Moon has an angular size of ~30 arc minutes, that's equal to ~0,5 degrees.
Sharpless 157
In constellation Cassiopeia
Note. Size of the full Moon is marked as a gray circle, at upper Right corner, for a scale.
Other targets in images above
The "Bubble Nebula" can be seen in upper Left corners.
The "Wizard Nebula" locates at utmost Right at the top panorama stripe.
There are two individual images used to make this image series
- Sharpless 157, http://astroanarchy.blogspot.com/2011/03/sh2-157-reprocessed.html
- Wizard Nebula, http://astroanarchy.blogspot.com/2011/02/sh2-142-wizard-nebula-wide-field.html
Labels:
Narrowband color images,
nebula
Monday, June 13, 2011
Butterfly to Crescent nebula panorama as a stereoscopic 3D pair.
Parallel vision 3D
Original 2D:
Other 3D-formats:
NOTE! This is a personal vision about forms and shapes, based on some known facts and an artistic impression.
Labels:
stereo images
Sunday, June 12, 2011
NGC 1499, the "California Nebula", reprocessed
Since my processing technique gets better and we don't have any astronomical darkness until mid September, I have reprocessed some older images. There is now better star colors and other processing is tweaked too.
NGC1499, the "California Nebula"
RA 04h 03m 18.00s Dec +36° 25′ 18.0"
Click for large images
NGC 1499, the "California Nebula" locates in constellation Perseus. Distance is about 1000 light years.
The nebula covers about 2,5 degrees of sky.
HST-palette composition from emission of ionized elements, R=Sulfur, G=Hydrogen and B=Oxygen.
Narrowband data was used for Star colors, mixture of channels was the same as in "natural" color composition image below.
To see the size of this object (the apparent angular scale) in a sky, I have made some image series to demonstrate it. Please, have a look HERE.
Natural color composition from the emission of ionized elements, R=80%Hydrogen+20%Sulfur, G=100%Oxygen and B=85%Oxygen+15%Hydrogen to compensate otherwise missing H-beta emission. This composition is very close to a visual spectrum.
All the exposures, I have taken for this object, are used. Total exposure time is now about 20h together.
Two camera lenses was used to capture the data, a Tokina AT 300mm f2.8 and a Canon EF 200mm f1.8, both lenses was used at full aperture. Baader narrowband filter set was used, H-alpha, O-III and S-II
QHY8, cooled astronomical camera, was used with Tokina lens and a newer QHY9 with a Canon lens.
The original versions with imaging data:
and
As an addition, there is a longer focal length closeup image of NGC1499 used to boost details in mid section of the wide field image. Original post and details here: http://astroanarchy.blogspot.com/2010/12/ngc-1499-california-nebula-closeup.html
A natural color composition from the emission of ionized elements, R=80%Hydrogen+20%Sulfur, G=100%Oxygen and B=85%Oxygen+15%Hydrogen to compensate otherwise missing H-beta emission. This composition is very close to a visual spectrum.
Technical details for the detail
Telescope, Meade LX200 GPS 12" @ f5
Camera, QHY9 Guiding, SXV-AO @ 4,5Hz
Image Scale, 0,75 arcseconds/pixel
Baader H-alpha 7nm 27x1200s, binned 2x2 = 9h
Labels:
Narrowband color images
Butterfly Nebula, apparent scale in the sky
I have shot many targets with several focal lengths.
Due that, I will publish some images as an image sets, with different field of view and detail levels.
The fractal nature of our universe stands out nicely by this way and it will make the orientation more easy.
Many times, it's difficult to understand the image scale of astronomical images.
Due that, I will add a Moon circle in some of the images to show the angular scale in a sky.
The full Moon has an angular size of ~30 arc minutes, that's equal to ~0,5 degrees.
The "Butterfly Nebula"
In constellation Cygnus
Images are in HST-palette, (HST=Hubble Space Telescope) from the emission of ionized elements, R=Sulfur, G=Hydrogen and B=Oxygen. Star colors are mixed from the NB channels, Red=H-a, G=O-III and B= 85%O-III + 15%H-a.
NOTE. The size of the full Moon (0,5 degrees) is marked as a gray circle in all of the images.
Images used in the series above
First image is a three panel mosaic of the "Cygnus Trio"
Second one is two panels from a mosaic.
Third is a one panel
fourth is a zoomed crob from the above image.
The mosaic wide field was shot with a Tokina AT-X 300mm f2.8 camera lens with a QHY8 astro camera and a Baader narrowband filter set
All images in this page have been part of an older mosaic, the "Cygnus Trio"
It was my very first APOD (Astronomy Picture Of Day) published by NASA.
http://astroanarchy.blogspot.com/2008/11/apod.html
It was my very first APOD (Astronomy Picture Of Day) published by NASA.
http://astroanarchy.blogspot.com/2008/11/apod.html
Labels:
Narrowband color images,
nebula
Saturday, June 11, 2011
Tulip Nebula, Sh2-101, apparent scale in the sky
I have shot many targets with several focal lengths.
Due that, I will publish some older images as an image sets, with different field of view and detail levels.
The fractal nature of our universe stands out nicely by this way and it will make the orientation more easy.
Many times, it's difficult to understand the image scale of astronomical images.
Due that, I will add a Moon circle in some of the images to show the angular scale in a sky.
The full Moon has an angular size of ~30 arc minutes, that's equal to ~0,5 degrees.
Sharpless 101, the "Tulip Nebula"
In constellation Cygnus
This is a second version, this time in "natural" colors from the emission lines.
First version in HST-palette can be seen here:
NOTE. The size of the full Moon (0,5 degrees) is marked as a gray circle in all of the images.
Natural color composition from the emission of ionized elements, R=80%Hydrogen+20%Sulfur, G=100%Oxygen and B=85%Oxygen+15%Hydrogen to compensate otherwise missing H-beta emission. This composition is very close to a visual spectrum.
Images used in the series above
First image is a three panel mosaic of the "Cygnus Trio"
Second one is two panels from a mosaic.
The mosaic wide field was shot with a Tokina AT-X 300mm f2.8 camera lens.
A closeup image, at the bottom, is shot with a Meade LX200 GPS 12" reduced under 2000mm.
Baader narrowband filter set was used with both images, wide field was shot with a QHY8 and closeup with QHY9 cooled astronomical cameras.
Original images with technical details can be found here:
http://astroanarchy.blogspot.com/2011/01/tulip-nebula-sh2-101-wide-field-closeup.html
The mosaic:
http://astroanarchy.blogspot.com/2008/11/apod.html
The mosaic:
http://astroanarchy.blogspot.com/2008/11/apod.html
Labels:
Narrowband color images
Thursday, June 9, 2011
California Nebula, NGC 1499, apparent scale in a sky
I have shot many targets with several focal lengths.
Due that, I will publish some older images as an image sets, with different field of view and detail levels.
The fractal nature of our universe stands out nicely by this way and it will make the orientation more easy.
Many times, it's difficult to understand the image scale of astronomical images.
Due that, I will add a Moon circle in some of the images to show the angular scale in a sky.
The full Moon has an angular size of ~30 arc minutes, that's equal to ~0,5 degrees.
California Nebula, NGC 1499, a zoom in series
In constellation Perseus
NOTE. The size of the full Moon (0,5 degrees) is marked as a gray circle in all of the images.
This is a second version, the first version in natural colors can be seen here:
Images from top to bottom
1. Image from 2008, Canon FD 200mm f2.8 camera lens, QHY8 astronomical camera
2. Tokina AT-X 300mm f2.8 camera lens, QHY9 astro camera and a Baader NB-filter set
3. A closeup with the Meade LX200 GPS 12" ~2000mm, QHY9 and a Baader NB-filter set
Original images and technical details
Labels:
Narrowband color images,
nebula
Zoom in series to Sharpless 234, apparent scale in the sky
I have shot many targets with several focal lengths.
Due that, I will publish some of my material as an image sets, with different field of view and detail levels.
The fractal nature of our universe stands out nicely by this way and it will make the orientation more easy.
Many times, it's difficult to understand the image scale of astronomical images.
Due that, I will add a Moon circle in some of the images to show the angular scale in a sky.
The full Moon has an angular size of ~30 arc minutes, that's equal to ~0,5 degrees.
Sh2-234
An emission Nebula in constellation Auriga
An emission Nebula in constellation Auriga
Image is in HST-palette from the emission of ionized elements, R=Sulfur,
G=Hydrogen and B=Oxygen.
Images used in the series above from top to bottom
- A wide field shot with a Canon FD 200mm f2.8 camera lens. Technical details: http://astroanarchy.blogspot.com/2008/03/ic-405-410-with-color.html
- An image with a Tokina AT-X 300mm f2.8. Technical details: http://astroanarchy.blogspot.com/2010/12/ic405-410-reprocessed.html
- Image is done with a Meade LX200 GPS 12" reduced little under 2000mm. Technical details: http://astroanarchy.blogspot.com/2010/12/sh2-234-ic417-project-finalized.html
Zoomed in version of previous image
Two other zoom in series from the same area, IC405 & IC410
Labels:
Narrowband color images,
nebula
Wednesday, June 8, 2011
A reprocessed panorama of "Heart & Soul" Nebuale
While making scale studies from various objects, I did make some new panoramas from archived images.
I will publish some of them as an individual images, comments and suggestions are welcome.
From IC 1848, the "Soul Nebula" to the IC 1805, the "Heart Nebula"
Two panel mosaic panorama
In constellation Cassiopeia
Natural color composition from the emission of ionized elements, R=80%Hydrogen+20%Sulfur, G=100%Oxygen and B=85%Oxygen+15%Hydrogen to compensate otherwise missing H-beta emission.
This composition is very close to a visual spectrum.
Image is in HST-palette from the emission of ionized elements, R=Sulfur,
G=Hydrogen and B=Oxygen.
Original mosaic with a technical details:
Image is taken with a Tokina AT-X 300mm f2.8 camera lens and a QHY8, a cooled astronomical camera. Baader narrowband filter set, total exposure time was ~9h
Labels:
Narrowband color images
Monday, June 6, 2011
IC1805, the "Heart Nebula", apparent scale in the sky
I have shot many targets with several focal lengths.
Due that, I will publish some of my material as an image sets, with different field of view and detail levels.
The fractal nature of our universe stands out nicely by this way and it will make the orientation more easy.
Many times, it's difficult to understand the image scale of astronomical images.
Due that, I will add a Moon circle in some of the images to show the angular scale in a sky.
The full Moon has an angular size of ~30 arc minutes, that's equal to ~0,5 degrees.
IC 1805 zoom in series with a Moon scale circle
In constellation Cassiopeia.
NOTE. The size of the full Moon (0,5 degrees) is marked as a gray circle in all of the images.
Natural color composition from the emission of ionized elements, R=80%Hydrogen+20%Sulfur, G=100%Oxygen and B=85%Oxygen+15%Hydrogen to compensate otherwise missing H-beta emission. This composition is very close to a visual spectrum.
Images used in the series above from top to bottom
- A wide field image from 2008. with a Canon FD 200mm f2.8 camera lens and a QHY8, a cooled astronomical camera with a H-alpha and UHC-s filters. Total exposure time ~2,5h
- A wide field image of the area, covering about 5 degrees, ~300', of the sky. (Ten full Moons side by side)IC 1805, the "Heart Nebula", locates at upper Right and IC 1848 can be seen at lower Left. Image is shot with a Canon EF 200mm f1.8 camera lens and a QHY9, a cooled astronomical camera.Baader narrowband filter set, total exposure time was ~1,5 hours (A very fast lens was used!).
- A medium wide field shot with a Sky Watcher 80ED f7.5 telescope and QHY8 astronomical camera + UHC-s filter. Total exposure time ~3,5h
- Last image was shot with a Meade LX200 GPS 12" telescope @ f6,5 and a QHY8, a cooled astronomical camera with a H-alpha and UHC-s filters. Total exposure time ~7h.
Sunday, June 5, 2011
Messier 76, the "Little Dumbbell Nebula", apparent scale in the sky
I have shot many targets with several focal lengths.
Due that, I will publish some of my material as an image sets, with different field of view and detail levels.
The fractal nature of our universe stands out nicely by this way and it will make the orientation more easy.
Many times, it's difficult to understand the image scale of astronomical images.
Due that, I will add a Moon circle in some of the images to show the angular scale in a sky.
The full Moon has an angular size of ~30 arc minutes, that's equal to ~0,5 degrees.
M76, the "Little Dumbbell Nebula"
In constellation Perseus.
NOTE. The size of the full Moon (0,5 degrees) is marked as a gray circle in all of the images.
Natural color composition from the emission of ionized elements, R=80%Hydrogen+20%Sulfur, G=100%Oxygen and B=85%Oxygen+15%Hydrogen to compensate otherwise missing H-beta emission.
This composition is very close to a visual spectrum.
One image of M76 is used to make this image series,
original image and technical details can be found here:
http://astroanarchy.blogspot.com/2010/11/m-76-little-dumbbell-nebula.html
All my apparent scale studies can be found from my portfolio:
http://astroanarchy.zenfolio.com/p162076373
All my apparent scale studies can be found from my portfolio:
http://astroanarchy.zenfolio.com/p162076373
Messier 27, the "Dumbbell Nebula", apparent scale in the sky
I have shot many targets with several focal lengths.
Due that, I will publish some of my material as an image sets, with different field of view and detail levels.
The fractal nature of our universe stands out nicely by this way and it will make the orientation more easy.
Many times, it's difficult to understand the image scale of astronomical images.
Due that, I will add a Moon circle in some of the images to show the angular scale in a sky.
The full Moon has an angular size of ~30 arc minutes, that's equal to ~0,5 degrees.
Messier 27, the "Dumbbell Nebula"
Ra 19h 59m 36.340s Dec +22° 43′ 16.09″
NOTE. The size of the full Moon (0,5 degrees) is marked as a gray circle in all of the images.
Natural color composition from the emission of ionized elements, R=80%Hydrogen+20%Sulfur, G=100%Oxygen and B=85%Oxygen+15%Hydrogen to compensate otherwise missing H-beta emission. Star colors are mixed from the NB channels, Red=H-a, G=O-III and B= 85%O-III + 15%H-a.This composition is very close to a visual spectrum.
One image of M27 is used to make this image series.
Original image and technical details can be found here:
http://astroanarchy.blogspot.com/2011/02/m27-dumbbell-nebula-reprocessed.html
All my apparent scale studies can be found from my portfolio:
http://astroanarchy.zenfolio.com/p162076373
All my apparent scale studies can be found from my portfolio:
http://astroanarchy.zenfolio.com/p162076373
Deep deep space, an anaglyph Red/Cyan 3D movie
NOTE!
You'll need Red/Cyan Eyeglasses to be able to see the movie as 3D.
If you have a Red and Blue filters, you can use them! Red goes to Left eye.
A ten minute still motion movie from a collection of my experimental 3D-astronomical objects.
Please note, there is a HD-selector, at lower Right corner of the window, set to 360p.
If you like to see the movie in higher resolution, use this selector. Maximum resolution of the movie is 1080p.
Double click the movie window to see it in full screen!
If you like to see the movie in higher resolution, use this selector. Maximum resolution of the movie is 1080p.
Double click the movie window to see it in full screen!
3D-images used in the movie and more can be found, in different 3D-formats, from my portfolio.
Please, have a look: http://astroanarchy.zenfolio.com/f359296072
All the material in this movie have been imaged and converted by me. Original 2D-images used for the movie, can be found here: http://astroanarchy.zenfolio.com/
Labels:
anaglyph images and movies
Saturday, June 4, 2011
IC1848, the "Soul Nebula", apparent scale in the sky
I have shot many targets with several focal lengths.
Due that, I will publish some of my material as an image sets, with different field of view and detail levels.
The fractal nature of our universe stands out nicely by this way and it will make the orientation more easy.
Many times, it's difficult to understand the image scale of astronomical images.
Due that, I will add a Moon circle in some of the images to show the angular scale in a sky.
The full Moon has an angular size of ~30 arc minutes, that's equal to ~0,5 degrees.
IC 1848 zoom in
In constellation Cassiopeia
Image is in HST-palette from the emission of ionized elements, R=Sulfur,
G=Hydrogen and B=Oxygen. NOTE. The size of the full Moon (0,5 degrees) is marked as a gray circle in all of the images.
IC 1848, second zoom in
NOTE. The size of the full Moon (0,5 degrees) is marked as a gray circle in all of the images.
Natural color composition from the emission of ionized elements, R=80%Hydrogen+20%Sulfur, G=100%Oxygen and B=85%Oxygen+15%Hydrogen to compensate otherwise missing H-beta emission. Star colors are mixed from the NB channels, Red=H-a, G=O-III and B= 85%O-III + 15%H-a.This composition is very close to a visual spectrum.
Images used in the series above from top to bottom
- A wide field image of the area, covering about 5 degrees, ~300', of the sky. (Ten full Moons side by side)IC 1805, the "Heart Nebula", locates at upper Right and IC 1848 can be seen at lower Left. Image is shot with a Canon EF 200mm f1.8 camera lens and a QHY9, a cooled astronomical camera.Baader narrowband filter set, total exposure time was ~1,5 hours (A very fast lens was used!).
- A medium wide field image is shot with a Tokina AT-X 300mm f2.8 camera lens and a QHY9, a cooled astronomical camera. Baader narrowband filter set, total exposure time was ~5 hours .
- Last image was shot with a Meade LX200 GPS 12" telescope @ f0.5 and a QHY9, a cooled astronomical camera.Baader narrowband filter set, total exposure time was ~2,5 hours.
A panorama mosaic from the IC1396 to Sharpless 129
While making scale studies from various objects, I did make some new panoramas from archived images.
I will publish some of them as an individual images, comments and suggestions are welcome.
Panorama, from IC 1396, the "Elephant's Trunk Nebula" to the Sh2-129
In constellation Cepheus
Natural color composition from the emission of ionized elements, R=80%Hydrogen+20%Sulfur, G=100%Oxygen and B=85%Oxygen+15%Hydrogen to compensate otherwise missing H-beta emission. Star colors are mixed from the NB channels, Red=H-a, G=O-III and B= 85%O-III + 15%H-a.This composition is very close to a visual spectrum.
There are two individual images used to make this panoramic image:
- IC 1396, http://astroanarchy.blogspot.com/2011/01/ic-1396-reprocessed.html
- Sharpless 129, http://astroanarchy.blogspot.com/2008/03/sh2-129.html
- some data from newer image of Sh2-129, http://astroanarchy.blogspot.com/2011/01/sh2-129-reprocessed.html
Technical details for the images above
Sh2-129 Imaging data:
Optics: Canon FD 200mm f2.8 lens with full aperature
- Camera: QHY8
- Platform and guiding: LX200 GPS 12" with QHY5 guider and PHD-guiding
- Exposures: 6 x 1800s H-alpha +4 x 600s RGB + Flats and Bias frames, no darks
- Filter: Baader 7nm H-alp + IDAS LP for RGB
IC 1396 Imaging data:
Camera, QHY8
Filters, Baader 7nm H-alpha, Baader 8,5nm O-III and Baader 8nm S-II
-Optics, Tokina AT-X 300mm @ f2.8
-Exposures, 7X 1200s H-alpha, 8 X 1200 O-III and 3X1200s S-II + flats and bias
Guiding, LX200 GPS 12" + PHD-guiding and Lodestar
Labels:
Narrowband color images,
nebula
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