9/27/2024 WR-134 in Cygnus

This is my first attempt at the Wolf-Rayet star WR-134 in Cygnus. These are very large, very hot stars that correspondingly large stellar wind. It is not obvious here but the blue-green bow shock of that wind is visible in the upper right. Divide the picture into a rule of thirds, or tic-tac-toe, grid. There are four line intersections in that grid and the arc is visible in the upper right intersection of the lines. All of the other gas is reddish but this is not.

Now, for a more fanciful description, I see a face looking to the right. The face has a mouth and nose and is wearing steampunk style glasses. His left eyeglass frame is that bow shock.  He also has a laser pointer strapped to the other side of his glasses because he’s a steampunk/Borg crossover cosplayer.

This was made from four hours of five-minute subs, with my Samyang 135mm and ZWO ASI294 MC Pro on my AVX mount using an Antlia Quadband light pollution filter.

The aforementioned laser pointer is actually the Tulip Nebula and in the lower right is the Crescent Nebula. There are also two open star clusters near the center but how would you tell?

Shot Thursday night from the River Ridge Observatory. I can see now that I need to try this again with my Hyperstar C11 which has 3x plus the focal length and it would be a good match for that scope.  

9/8/2024 Heart and Soul and more

It was a good night at the River Ridge Observatory. Cool but not too cold, clear skies, slight breeze. I got a late start after attending a star party earlier. My first images were just after midnight. I stayed until after 5AM. I considered shooting the sunrise on the way home but I was 30 minutes too early for that and I had been up for 26 hours except for three or four short naps.

The Heart and Soul Nebulae (plus the Fish Head Nebula). This was taken from almost 5 hours of 2 minutes subs. This is upside down from how it would look if you could see it by just looking up but it makes it clear how they got their names. ASI294MC Pro camera with Samyang 135 f/2 lens and Antlia Triband Ultra RGB filter. The Fish Head is that bright patch near the lower right hand corner.
The Helix Nebula. This was taken with my C11 with Hyperstar at f/1.9 and is the total of 48 three minute subs. I used my ASI533MC Pro with an Antlia Quadband filter.
M33, the Triangulum Galaxy. The second closest full sized galaxy to the Milky Way and third largest in our Local Group of galaxies. Also 48 3-minute subs with my f/1.9 C11 and ASI533MC Pro and Antlia Quadband filter. There should be hints of blue and pink denoting young stars and star forming regions. I can see the star forming regions but the colors didn’t come through.

8/8/2024 Some Recent Astrophotos

These were taken between August 3 and 7 during several days of clear weather. You can click on any for larger image.

The Veil Nebula in one picture. I used my 135mm Samyang lens with my ASI294MC Pro and Antlia Ultra RGB Triband filter. 12 five minute subs. https://en.wikipedia.org/wiki/Veil_Nebula

Messier 13, aka M13, in Hercules. My 11″ SCT at f/1.9 with ASI533MC Pro and Antlia Quadband filter. 72 one minute subs. https://en.wikipedia.org/wiki/Messier_13

NGC 7380. aka the Wizard Nebula, in Cepheus. My 11″ SCT at f/1.9 with the ASI533MC Pro and Antlia Quadband filter. 24 three minute subs. https://en.wikipedia.org/wiki/NGC_7380

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