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AR2975, M9 flare


Sam Warfel

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I am thinking that we might be getting another CME from this region, and that the current CME might be clearing the way for it. The region is highly unstable and shows great promise. Looking forward to tracking it on this fantastic website :)

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2 minuten geleden, LunarLights58 zei:

Since Orneno had fun asking this last week, do we have permission to get excited?

@Vancanneyt Sander Does he get your permission? 🤣

2 minuten geleden, Tristan zei:

I am thinking that we might be getting another CME from this region, and that the current CME might be clearing the way for it. The region is highly unstable and shows great promise. Looking forward to tracking it on this fantastic website :)

Thanks! I agree this region looks promising. Hope it continues to develop and it might give us an even stronger eruption than we had today!

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1 minute ago, MinYoongi said:

Is the background flux so high because of this region only? Or is the Region thats rotating onto the disk (i think it crackled with c class flares) boosting the flux?

The primary contribution is currently due to this region. I often find that promising far side regions are often in decay by the time we can have a good look at them.

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Hello all!

I just played with two shots of the LASCO pictures (12:42 and 16:06UTC) to create
a nice picture of the CME structure:

2022-03-28_1606-1245_LASCO.jpg.447c138ae25fa7f4bf44d5e5b7e85efe.jpg

Maybe I will take another combination when the cloud is a bit bigger.
Is this CME really that fast (1251km/s)? Just 33h to arrive without delay?

But how much will be the slowing down factor when reaching earth? Surely it
will take more than 33h ...hmmm...🤔

Regards, Chris

Edited by Chris, HB9DFG
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1 hour ago, Vancanneyt Sander said:

It’s 2975 that began crackling with C-s the last hour with a touch of M

Yeah.

I meant something else tho.. sorry i maybe described it badly.

 

The region turning onto disk rn, is it contributing to the flux or only 2975 ?

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38 minuten geleden, Chris, HB9DFG zei:

Hello all!

I just played with two shots of the LASCO pictures (12:42 and 16:06UTC) to create
a nice picture of the CME structure:

Maybe I will take another combination when the cloud is a bit bigger.
Is this CME really that fast (1251km/s)? Just 33h to arrive without delay?

But how much will be the slowing down factor when reaching earth? Surely it
will take more than 33h ...hmmm...🤔

Regards, Chris

You cant use the speed of the Type II sweep. The CME is much slower, CACtus does a decent jobb.

https://www.spaceweatherlive.com/en/solar-activity/latest-cmes.html

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SWPC just put out a G2 watch for March 31st (UTC).

 

Space Weather Message Code: WATA30
Serial Number: 202
Issue Time: 2022 Mar 28 1951 UTC

WATCH: Geomagnetic Storm Category G2 Predicted

Highest Storm Level Predicted by Day:
Mar 29:  None (Below G1)   Mar 30:  None (Below G1)   Mar 31:  G2 (Moderate)

THIS SUPERSEDES ANY/ALL PRIOR WATCHES IN EFFECT

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 55 degrees Geomagnetic Latitude.
Induced Currents - Power grid fluctuations can occur. High-latitude power systems may experience voltage alarms.
Spacecraft - Satellite orientation irregularities may occur; increased drag on low Earth-orbit satellites is possible.
Radio - HF (high frequency) radio propagation can fade at higher latitudes.
Aurora - Aurora may be seen as low as New York to Wisconsin to Washington state.
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1 minuut geleden, Flareguy18 zei:

SWPC just put out a G2 watch for March 31st (UTC).

You are right! Might be slightly optimistic just looking at the CME but cant blame them for putting out the watch anyway.

1 minuut geleden, Solarflaretracker200 zei:

X flare???

Cant rule it out at this point, I like what I see. Lets hope for the best.

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