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Everything posted by Pixies
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SGL 2022 Challenge 5 - Noctilucent Cloud
Pixies replied to MartinB's topic in SGL Challenges and Competitions
I first heard about them here, back in 2010: https://www.bbc.co.uk/radio4/features/sywtbas/2010/john/ I've read recently, that they require moisture and dust at certain altitudes to form. This dust was presumed to be from disintegrated meteors! Recent increases in pollution are thought to be making NLCs much more common. I admit I'd never seen (or perhaps noticed) them until about 5 years ago. -
newbie Trouble with eyepiece adapter
Pixies replied to SacredImperial's topic in Getting Started General Help and Advice
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A foot rest too, perhaps? In the lower slots.
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SGL 2022 Challenge 5 - Noctilucent Cloud
Pixies replied to MartinB's topic in SGL Challenges and Competitions
Yep. They can appear bright and above lower-level clouds that are dark. Normally only an hour or so either side of astronomical midnight (1am). Here's a snap from last year: -
SGL 2022 Challenge 5 - Noctilucent Cloud
Pixies replied to MartinB's topic in SGL Challenges and Competitions
They glow in the dark! Seriously, they do. That's the point about them - they are illuminated by the sun below the horizon. Here's a good article: https://www.skyatnightmagazine.com/advice/skills/noctilucent-clouds-what-they-are-and-how-to-see-them/ -
newbie Trouble with eyepiece adapter
Pixies replied to SacredImperial's topic in Getting Started General Help and Advice
Can you post some photos please? -
Online all-sky cameras in North and South America observing the shower - from 5am UK (4am UTC) Tuesday morning: https://www.space.com/meteor-storm-tau-herculids-shower-webcast?fbclid=IwAR0Kjx1WE9qnl9yABgc4CXgQ1zVfol_eYZ2h-TWHHwXO0l_LeRzJ8TsNAJI
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LOL - this is how high M7 gets from Edinburgh! It was impressive even in binos from Melbourne, though.
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There's a 50% discount until 3rd June and their site is now saying that v7 for Android is out in June! 🥳 Bet you it won't be out before the discount ends, though!
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Good session! I managed to bag a lot of the southern Messier objects last month in binos - but during a visit to Melbourne! The smaller/dimmer ones still eluded me due to light pollution. I'm at 99.
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Great report. Iota Cas is my favourite multiple star.
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I think even driving to pick something up counts!
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Wow - sounds great. We will be expecting full reports!
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Another ‘What can I expect to see’ question
Pixies replied to Matt S's topic in Getting Started With Observing
Bear in mind that there's no astronomical darkness now, so the light skies won't help. "Galaxy Season" is over now, for those of us at high North latitudes. M94, near the Cocoon Galaxy is nice and bright. M81 and M82 are also good 'starter' galaxy targets. To see structure in M51, even with a larger scope, you'll need dark skies. There are plenty of globular clusters and planetary nebulae around. Wookie has mentioned M57 (Ring) already. -
I was reading somewhere that the water vapour and dust particles that are required to be present in the Mesosphere for NLCs are increasing due to man-made pollution. They are much more common than they used to be, apparently.
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Which Of Your 'Scopes Do You Use Most, And Why?
Pixies replied to cloudsweeper's topic in Discussions - Scopes / Whole setups
The 8" dob for me. It's kept by the back door, so relatively cool. Take it out to start cooling, set up the finders, etc. then check collimation. By the time I have the eyepiece case sorted, it's 30 minutes and ready to go. I'll leave it another 15 mins for any high magnification. During the light skies of summer, it'll be the Vixen 80M. It's on an EQ mount, but I'm getting an old hand at setting that up now. Once the planets are about, it'll be interesting to se what gets used the most. -
At astro camp, @cajen2and I had our Bresser and StelllarLyra 8" dobs set up next to each other. But to tell the truth, I don't recall us trying out each other's scopes. Should have done, though. The Bresser can be moved within the rings to help balance, but I found that there is so little room in the base, one can't move the tube down far enough to balance out a heavy finder. One of my jobs this summer is to extend the base height by a few inches, to let me do this. I'm more than happy to admit that the basic plastic straight finder that comes with the Bresser is terrible. I've no idea why they do that. An RDF would be better. Perhaps this will change. Bresser did miss out on a golden opportunity these past few years. The dobs haven't been available for around 18 months! They are only just on sale again now! But given the choice again, I would still stick with the Bresser.
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Oo, oo, oh! Can you get Omega Centauri?
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Blimey! Glad that the OP is OK. Like Roy, I wasn't sure about the emoji to use! Went for 'thanks'! Michael - you just keep them on their toes about this! And everyone else - keep on those eye tests! Luckily they are all still free up here north of the border. My optician says I have very healthy eyes for my age - ignoring my very short-sightedness and slight astigmatism.
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Remote control of Asiair 100m away ?
Pixies replied to Coriorda's topic in Getting Started Equipment Help and Advice
This any use: https://www.cloudynights.com/topic/758668-asi-air-pro-wifi-using-slate-router-question/ -
How useful is the Bortle scale ?
Pixies replied to Astro Noodles's topic in Getting Started General Help and Advice
Faulksy's back garden for Star Party 2022? Do you have electrical hook-up?