davenn's latest activity
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davenn reacted to collinsmark's post in the thread Our Beautiful Universe - Photos and Videos with
Love.
The Jellyfish Nebula (a.k.a. IC 443, Sh 2-248) scooped up from my back patio, Feb. - Mar. 2025. The nebula is a supernova remnant found... -
davenn reacted to collinsmark's post in the thread Our Beautiful Universe - Photos and Videos with
Like.
For me it's pretty invaluable. There's a lot of "bang for the buck," once the initial setup/workflow is debugged and figured out. Again... -
davenn reacted to collinsmark's post in the thread Our Beautiful Universe - Photos and Videos with Like.
Here's an image I captured last Tuesday night [Edit: actually, Monday night/Tuesday morning], a little less than a week before...
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davenn reacted to collinsmark's post in the thread Our Beautiful Universe - Photos and Videos with Like.
Have you tried flat frame calibration? I'm a stickler for flats. Every deep sky image I've ever posted here I've processed with flat...
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davenn reacted to sophiecentaur's post in the thread Undergrad Paradox of Superconductivity with Like.
If you measure a linear ramp then the source impedance must be designed to be constant current. No problem but one can't draw...
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Agreed. You could design circuits with a superconducting component and a long time constant and you could design circuits with a...
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Why are you putting a resistor in series with a superconducting inductor? That kind of defeats the purpose, no?
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davenn reacted to Ibix's post in the thread High School 'splain this hydrostatic paradox in tiny words with
Informative.
If you put the two clampstands on scales, the left one would show the "missing" weight. The walls of the vessels exert force on the... -
davenn replied to the thread Collection of Lame Jokes.
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This is how real horror looks like:
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That's not a lame joke - these days, that's great life advice.
