Mathew Owens
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mathewjowens.bsky.social
Mathew Owens
@mathewjowens.bsky.social
Space physicist doing a poor impersonation of a meteorologist at the University of Reading.

https://mathewjowens.github.io/
Damn, that beats my campus hedgehog spot a couple of days ago.
November 13, 2025 at 7:49 AM
Almost snap. I'm teaching it tomorrow.
November 12, 2025 at 8:18 PM
100%. Wrote my first paper on ACE data. 23 years ago.
November 12, 2025 at 8:00 PM
Ah, but that's thing. Everything in that movie is flowing completely radially. But the pattern of flow rotates with the Sun. It's a mind bender, for sure!
November 12, 2025 at 7:59 PM
Yeah, the swpc run gave a 1au speed of nearly 1500 km/s. Which it might be. Who knows, because DSCOVR.
November 12, 2025 at 7:57 PM
Same.
November 12, 2025 at 7:56 PM
Do you know any? (In seriousness, I think we're all just guessing in situations like this.)
November 12, 2025 at 7:35 PM
Although the timing suggests it might only be the 2nd?!
November 12, 2025 at 7:31 PM
The timing compared with the forecasts suggests this is only the 2nd of 3 CMEs though. And the 3rd is the fastest by some margin.
November 12, 2025 at 7:23 PM
Shame we have no idea what the speed is. The new L1 monitor can't come online soon enough!
November 12, 2025 at 7:22 PM
It would fit very well with the forecast.
November 12, 2025 at 7:11 PM
I suspect tonight will be relatively quiet, but it may pick again early tomorrow. But it's a very complex situation, so all bets are off.
November 12, 2025 at 5:14 PM
Impossible to say with any certainty. But my interpretation of the near-Earth solar wind data is that the 1st ICME ended around 1030UT this morning and we're likely in something else -- the 2nd ICME or some compressed solar wind between -- now. I think the 3rd and fastest ICME is still to come.
November 12, 2025 at 4:35 PM
Wow, that's 25% faster than UK Met Office estimated. Guess we'll wait and see!
November 12, 2025 at 1:08 PM
He was a complete prick. Etc.
November 11, 2025 at 7:48 PM
True. Though LLMs are also often not great at that kind of intellectual leap either. They can implement a given solution, sure, but not assess how valid it is.
November 7, 2025 at 1:22 PM