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Posts posted by Vroobel
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The flat frames (hopefully) will eliminate effects, but not the reason. It's worth to know where is the problem. ๐
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How you know that the dark areas aren't caused by dust in your optical train? ๐
That's funny, two days ago I perfectly cleaned my refractor, reducer, filters and camera, but one stubborn spot was still in the flat frames. Nothing on the glass and nothing on the camera as well.ย
Do one proper flat frame at home then rotate the camera by 90 degrees and do another flat frame. If the spots are still in the same place then they are on the camera indeed. If they move then they are elsewhere.ย
My spot moved, so I gave up. Flat frames are just for that to remove the dust moths.ย
BTW, any dust located directly on the sensor surface creates small and sharp shadow.ย
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Your new flats work well. I see slightly uneven background which would be darker anyway. ๐
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More, much more integration time, then it will look better. ๐
Open the AstroBin website, type name of the object or its catalogue number into a searching field to see how much time others need to reach expected results.
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Yeah, it must be exciting if we take the power causing the jet into account. ๐ณ So unique and mind-smashing things captured from Bortle 9 backyard are impressive. I had similar feelings when captured a trace of the James Webb Space Telescope. ๐
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I'll try to capture it with 10" 1285mm Newtonian.ย
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2 minutes ago, Fir Chlis said:
I should update my signature with my gear. ๐
That's not too informative if you have more than one scope, camera, etc. ๐
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Goog job as well! ๐
Guys, you didn't mention your setups, could you update it please? ๐
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Well done, congrats!ย ๐คฉ
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... if you have decent filters. ๐
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... and the best if it's not surrounded by a fence? ๐
Wood be good if such place exists between Manchester and Liverpool. ๐ค
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6 minutes ago, Alan White said:
Looks nice.
Out of curiosity, how do you focus this lens as it looks Electronic and the Filter Unit and Camera are not connected electrically?
ยThanks. ย Presently I use a designed and printed Bahtinov mask, but will consider ZWO EAF in future. I know that Astromechanics from Russia makes dedicated ASCOM-compatibleย EF focusing modules, but they won't work with the ASIair.
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There must be a tiny headless allen socket screw which is loose. I don't have this mount, so cannot say where it is. Try to remove the timing belt to find it.
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1 minute ago, engstrom said:
I have all of them downloaded on an external usb hdd attached the pi. I am running all the devices from a powered hub and Iโm within a few metres of my router (although I might try a powerline adapter to improve the downloads for online solving)
I used nearly the seme: WiFi extender behind a kitchen window, all index files downloaded, all plate solve settings according to YT tutorials but the PA continuously failed. I had to use SharpCap to do it. It was very annoying.ย
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I also paid $59 for the StellarMate licence then and I still have the RPi 4 8GB with printed case and 5 x 12V distribution, but I have no patience for the INDI. I found out that they have direct support as it's paid product.
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3 hours ago, engstrom said:
Going to give this a go. I've just about had it with Astroberry. Another 5 hours wasted trying to get it to work. Frustrating when the first time I used it, it seemed to work pretty well. Not changed a thing and now it's an exercise is frustration. ย PA using plate solving took ages to start showing the updated error...then it didn't show the correct updated error (no ,matter how long I left it to capture images)...and then refused to plate solve 9 times out of 10 no matter if I used online or offline (actually it just seemed to hang if I used my local indices). I even tried it native on my Mac but the plate solving didn't work there either. Online plate solving fails instantly, offline just spins and spins and spins....
In 2021-2022 I built a heavy OnStep EQ fork mount from scratch. I tried to believe that the Astroberry can do its job, but gave up due to the same reasons. When I connected an ASIair Plus (v1) to the mount all the above problems disappeared, moreover, a guiding improved 2-3 times. I think, the guys do a good, unpaid job, but nearly everything you can have for free isn't better than the paid ones. Sorry, that's sad but rather true.ย
If you need some advanced features like filter offset then think about NINA.
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2 minutes ago, WolfieGlos said:
That's a nice one too Vroobel, nice job! Especially with the FMA230, looks like it's working well. I did consider buying that for widefield, but went with a SY135.
I take it you are talking about the star at the centre of the hive? Using a 2600MM, nice, that's a serious piece of kitย ๐
Thanks.
Yes, I forgot to mention that they are in middle.ย
I'm surprised that the Canon 800D beat the 2600MM cam. ๐ณ That means the twice bigger aperture is more important than the twice smaller pixel. We both have 3.7um pixel, but the mono is in fact twice smaller that the RGGB. Good job! ๐
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That's funny, I also took the M44 as the time gap filler. Even if I spent twice more time on that (total LRGB) your 4" OTA gives a better picture than my 2" Askar FMA230, stacked and post processed with PixInsight. There are two orange stars looking like double, you have them separated while my ones look like a partial eclipse. ๐ย I know, it's about the resolution.ย
https://www.astrobin.com/z0xw0f/(
(A mouse hover zooms it twice)
ย
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2 minutes ago, alexbb said:
I believe that the fits header should have also information about coordinates. However, you can use the cone nebula for center, 5.8um for pixel size and 100mm for focal length. Image solver with auto catalog should do the job.
I tried the available catalogues in pixinsight already (except the stars only and galaxies only ones), but without success.
I wasn't precise enough. I can easily plate solve the picture, that wasn't a problem. I also didn't take stars and small objects into account. Some databases are so huge that it would take ages to finish searching while the result is overwhelming - labels cover all window. ๐
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1 hour ago, Vroobel said:
Well, apparently it's not easy and maybe you asked for help just because of that.ย My PI still works, let's wait.
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Sorry, I give up.ย ๐ญ
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Mirror lens
in Getting Started Equipment Help and Advice
Posted
I would like to see it after a BlurXterminator process in Pixinsight. Could you please share it somewhere uncompressed and in a highest size?