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Posts posted by Vroobel
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Bode's Galaxy (M81) & Cigar Galaxy (M82) @ 230mm - v.2, LRGB - 2024.03.28-04.09
Askar FMA230, Optolong 2" LRGB, ASI 2600MM-Pro @ Celestron CGX;
A little over 9h of LRGB integration: 555 x 15s L, 267 x 30s R, 275 x 30s G, 277 x 30s B; Gain 101, Offset 50, -10°C;
NINA, PixInsight, Affinity Photo;
Liverpool, Bortle 9(+).https://www.astrobin.com/ja2l3h/
This is the second approach to data collected this spring. New knowledge allows for better processing, but the data was collected without the current strategy.
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OMG, the inversed BW Ha looks like an enormous curly cat's toy, I love it! 🤩
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Thank you very much. ☺️
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Thank you, that's nice. ☺️
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NGC 6946 (Firework galaxy) with its neighbour NGC 6939 (open cluster) - 2024.07.26-08.01 - LRGB
Altair WAVE 102EDT APO Triplet, 0.8x reducer (F/5.6), Optolong 2" LRGB, ASI 2600MM-Pro @ Celestron CGX;
Almost 7.5h of LRGB integration: 1023 x 15s L Bin1, 127 x 30s R Bin2, 128 x 30s G Bin2, 128 x 30s B Bin2; Gain 101, Offset 50, -10°C;
NINA, PixInsight, Affinity Photo;
Liverpool, Bortle 9(+).https://www.astrobin.com/ehdk6g/
This is my first LRGB image, I suppose I should work on the saturation of the galaxy, but I prefer to pull it up rather than drag it out. I expect a portion of Ha photons, so this isn't the final word yet.
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1 hour ago, Mr Spock said:
We have snails here too. Big ones. They are very slow though.
I took the shell off one of them to see if it would go faster. If anything it was more sluggish...
It became homeless... 🙄
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The Black Widow isn't the most dangerous spider there. The first place on the list is reserved for the Atrax, considered as the most deadly venomous spider in the world. But even the one doesn't attack as the first, it's rather highly defensive. Stepping on it is of course taken as the attack...
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That's a beautiful picture of the M82! 🤩 I like the jets, they are my goal as well when the season comes.
Regarding the spikes, I love them if the optic provides them. 😉 Explicit and subtle in the meantime ones add something magical to the image.
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Thank you ☺️
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A luminance frame from ASI 2600MM Pro and one from ASI 2600MC Pro with L-eXtreme:
2600MM: NGC 6946 (Fireworks) with NGC 6939, 15s, Gain 101, Bin1:
L__LIGHT__15.00s__-10.00C__2024-07-28_02-02-29__0440.fits
2600MC: The Cygnus, 180s, Gain 101, Bin1:
Light_Sigma40mm_M29_180.0s_Bin1_20240728-014944_0045.fit
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Another image of startrails as training for the Perseids, 28/07/2024.
Canon 6D mod, Tamron 17-35mm F/2.8-4 Di OSD @ 17mm F/2.8, 1102 x 6s, ISO 6400.
The next approach will be the other way around, e.g. ISO 500 and 60s (possibly with an L-Pro filter) to increase the chance of catching meteors. There will be a lot of retouching, but I like this type of work.- 3
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Lovely picture and composition. 🤩
Clone stamp should help with the unwanted pixels.
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It's not the USB, but I like an old-type Display Port plugs and sockets - you could hang your computer or display on them. Why it's not a rule today? Is it another conspiracy against consumers? Most often people buy new device... 🤔 😆
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From my experience, I can highly recommend watching carefully PixInsight's tutorials about their 'GradientCorrection' (even a few times...) and leaving other methods of gradient removal. Proper values/sliders settings work wonders.
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Thanks. ☺️
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Thanks. No, nothing like that appears around F/2.0. I know what you mean, I have a quite nice Carl Zeiss Jena 135mm F/3.5 lens which gives very funny spikes, which I like.
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Thank you. ☺️
I'm not sure if I understood. Sigma 40mm is a photo lens equipped with a typically adjusted diaphragm, in this case with 9 blades.
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Thank you ☺️
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It took me a few months to decide which sensor my Sigma 40mm Art would work with, but in the end, it turned out to be the 2600MC and I think it will be a long relationship. This required stopping down the aperture to F/2.0, but it's still a very fast setup. The following work is a test of how the APS-C will cover a centre of the Cygnus and its surroundings. Due to the high LP it was necessary to work with L-eXtreme and IDAS LPS-P2. I'm going to play around with mosaics with this set but under darker, less restricted skies.
The Heart of the Cygnus in a wider perspective - 2024.07.17-07.27 - HOO
Sigma 40mm F/1.4 Art @ F2.0, Optolong 2" L-eXtreme, ASI 2600MC-Pro @ EQ5 OnStep mod;
almost 4.5h: 87 x 180s Ha+OIII, Bin1, Gain 101, Offset 50, -10°C;
3 x 60 x 30s for stars;
ASIair Plus v.1, PixInsight;
Liverpool, Bortle 9(+).https://www.astrobin.com/nvt739/
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Perhaps I didn't leave the mode too? 🤔 😆
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You need at least a dual-narrowband Ha & OIII filter, maybe the dark sky as well.
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Bode's Galaxy (M81) & Cigar Galaxy (M82) @ 230mm - v.2, LRGB
in Imaging - Deep Sky
Posted
Thank you 😊