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Created Showing Discussions 20 of 1475 | Replies | Views | Last Post |
The Great Astro Lens Test Since we frequently seem to get questions about if some lens is good for astro or where is a lens... | 81 | 8967 | 03-05-2024 07:52 AM |
How to avoid wasting photons with too-high ISOs (?) This is less of a tutorial than a question for discussion (and a set of links to hopefully provide... | 110 | 6194 | 05-31-2016 10:54 PM by Pete_XL |
How to adapt Pentax lenses to ZWO ASI cameras Hey guys, it's been long since I have been here!
Meanwhile I found a way to adapt my Pentax... | 28 | 5201 | 12-30-2023 06:11 AM by Arne Martin |
Bahtinov Masks - a basic visual guide to how they work. I compiled this in response to another thread on here, but thought it was an interesting enough... | 16 | 4500 | 10-09-2019 07:04 AM by cprobertson1 |
Horse & Flame fireworks - colorful region in the Orion constellation I shot this image also in the clear period end of November but the result was very dark so I had... | 19 | 4474 | 01-01-2017 07:56 PM by hjw |
My adventures in astrophotography I've recently taken an interest in astrophotography and thought I would share my misadventures!
... | 123 | 3531 | 03-30-2019 07:03 PM by omet |
ASTROTRACER - Images, Tips & Tricks? I wonder if there are any Astrotracer users among the members of this group?
I just got the... | 68 | 3519 | 11-28-2013 02:31 AM by Stone G. |
K-70 suitability for AP? (I originally posted some of these questions in "Welcomes and Introductions" before I figured out... | 14 | 3407 | 07-28-2017 05:40 AM |
Does anybody know the software sequator? I found this (free) stacking software in the internet. It promises to be easyer and faster than... | 25 | 3192 | 04-05-2017 02:51 AM by Pete_XL |
Stacking Errors I took a series of 100 photos of Andromeda last night at 300mm, f/5.4, 1s, ISO 12800. The galaxy is... | 8 | 3126 | 11-24-2019 11:33 AM by jawats |
It's all in the data - let's dig it out....... Some people asked me to explain my workflow and the method to prevent stars while bringing up the... | 26 | 2764 | 03-11-2019 10:11 AM by MossyRocks |
Explore Scientific IEXOS-100 test I'm still looking for a small portable mount with go-to to take to some dark skies for DSLR and... | 25 | 2416 | 05-20-2019 06:17 AM by Craigbob |
Pentax K-70/SMC Pentax-M 200mm F4/O-GPS1 - Orion and the Whirlpool Galaxy I spent a couple of hours in my garden Friday night trying out my 'new' M 200mm F4 lens.
I got... | 10 | 2378 | 03-01-2017 10:10 AM by DrawsACircle |
+1 for StellarMate OS You may have seen gbeaton and me conversing about various Raspberry Pi observational software. He... | 27 | 2262 | 07-14-2018 03:46 PM by DrawsACircle |
Bow of Galaxies - testing the Sigma 70-200 F2.8 APO DG HSM EX I had not used it for a long time and never with a guided mount. So I tried the Sigma 70-200 once... | 8 | 2262 | 04-06-2017 01:56 AM by Pete_XL |
Color proserving arcsinh stretch adapted from SHARKMELLY Some time ago "Sharkmelly" (his name on CN) disclosed a color preserving stretching technique for... | 10 | 2179 | 01-03-2019 12:52 PM by Pete_XL |
How to Find the Best ISO for Astrophotography: Dynamic Range and Noise There is a new article out by Ian Norman (Lonely Speck) on finding the best ISO for astro.
How... | 12 | 2160 | 03-25-2017 12:37 AM by jeffshaddix |
Light pollution filters for DSLR Does anyone have experience with them?
I found several that might be mounted on lens, but almost... | 20 | 2151 | 06-21-2021 07:29 AM by GlassJunkie |
Andromeda 2.0 Yesterday evening I applied my new workflow on a M31 image sequence shot last Thursday (ca. 70 pics... | 35 | 2141 | 01-28-2017 08:27 AM by jeffshaddix |
Pentax support in Kstars Hi all, I just wanted to update you guys with news about Pentax support with one of our favourite... | 15 | 2063 | 05-08-2019 06:32 AM by Kjetillen |