davenn's latest activity
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davenn replied to the thread Collection of Lame Jokes. -
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davenn reacted to Astronuc's post in the thread M7.8 offshore southern Mindanao, Phillipines with
Like.
Fortunately, moderately deep. https://earthquake.usgs.gov/earthquakes/eventpage/us7000srb1/executive A 6.5 Mag aftershock in the same... -
davenn reacted to Andy Resnick's post in the thread Our Beautiful Universe - Photos and Videos with Like.
Not quite done, but good enough for now: This panorama of the Virgo cluster is (approximately) 3 x 4 fields using my 400mm lens...
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davenn reacted to DennisN's post in the thread Our Beautiful Universe - Photos and Videos with Like.
Astronomy gear for those who are very, very dedicated... :biggrin: AstroHaven Trailer
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davenn reacted to Andy Resnick's post in the thread Our Beautiful Universe - Photos and Videos with Like.
Clear nights have been scarce lately, but tonight I was able to image Jupiter and the Galilean moons: This is a 200% crop from a...
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davenn reacted to Razvan Mihai's post in the thread Our Beautiful Universe - Photos and Videos with
Love.
An older image of the Jellyfish Nebula (07.02.2024), taken with Asi 533 Mc pro, on Apo TecnoSky 70/420 and iOptron SkyHunter mount... -
Off my Sydney seismo this morning ...... M 7.8 - 26 km SW of Kablalan, Philippines 2026-06-07 23:37:41 (UTC) 5.592°N 125.047°E...
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davenn reacted to Astronuc's post in the thread High School Near-Earth Object/Asteroid 2026 JH2 with Like.
2026 JH2, which is approaching its closest distance to Earth today is about 20 meters (66 feet) in diameter. The concern is that it got...
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davenn reacted to Sagittarius A-Star's post in the thread Undergrad The effect of a radio wave on an electron with Like.
That would be in average the case for electrons in a resistor, but in the OP screenshot, the electron is - according to the problem - in...
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davenn reacted to Stavros Kiri's post in the thread Stargazing Solar Activity and Space Weather Update thread with Like.
Indeed, unfortunately! ... Now, here's an interesting topic (posted on spaceweather.com on May 4, 2026) : "ARE WE OVERDUE FOR A...
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My favourite from that series was "Make me a hamburger Ernie". Ernie comes out from behind the counter with a large pencil, erases the...
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Mwah - hah - ha!
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davenn replied to the thread Stargazing Solar Activity and Space Weather Update thread.and sadly, by the time it rotated around to our side, it was just shadow of its former self
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davenn reacted to Stavros Kiri's post in the thread Stargazing Solar Activity and Space Weather Update thread with Like.
MONSTER SUNSPOT VISIBLE FROM MARS: One of the biggest sunspots in years is crossing the farside of the sun, crackling with X-class solar...
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I just had to create an AI-generated image for that one.
