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Maby another Aurora tonight

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19 years 3 weeks ago #15201 by ftodonoghue
Replied by ftodonoghue on topic Update
Alert has been moved up to red

AuroraWatch Alert, 11:01 UT 24 Aug 2005:
VERY HIGH local activity, possible ongoing geomagnetic storm.

Cheers
Trevor

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19 years 3 weeks ago #15203 by albertw
Replied by albertw on topic Re: Update

Alert has been moved up to red

AuroraWatch Alert, 11:01 UT 24 Aug 2005:
VERY HIGH local activity, possible ongoing geomagnetic storm.


Interesting, just got a txt from aurorachasers saying the alert was downgraded Kp5.67

Albert White MSc FRAS
Chairperson, International Dark Sky Association - Irish Section
www.darksky.ie/

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19 years 3 weeks ago #15205 by ftodonoghue
Replied by ftodonoghue on topic Re: Update


Interesting, just got a txt from aurorachasers saying the alert was downgraded Kp5.67


I just got another one from calsky
Geomagnetic Warning: Potentially Aurora overhead

Current geomagnetical activity: Kp-Index=9 (on a scale from 0-9); extreme storm activity...lets hope its active when dark.

Cheers
Trevor

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19 years 3 weeks ago #15206 by Conor
Replied by Conor on topic Re: Maby another Aurora tonight
www.sec.noaa.gov/rt_plots/kp_3d.html
this is a beast
www.analemma.de/english/auranews.html
we could be in for a real show 2nite

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19 years 3 weeks ago #15207 by ftodonoghue
Replied by ftodonoghue on topic Re: Maby another Aurora tonight
Anybody know how long can these storms last for, and do we have any idication how long this one will last..

Cheers
Trevor

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19 years 3 weeks ago #15208 by Conor
Replied by Conor on topic Re: Maby another Aurora tonight
It could last a few days on one CME. Another CME is heading for Earth and it could intensify the ongoing storm when it strikes. So if you missed this morning's display--many people did miss it because of morning sunlight--you might get another chance tonight

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