(meteorobs) [radiometeoren] Re: Dust Trail of Eta Aquariids in 2013
Ed Majden
epmajden at shaw.ca
Sun May 5 14:44:38 EDT 2013
Did anyone visualy observe this shower? If so, what was your magnitude
distribution?
Thanks:
Ed
----- Original Message -----
From: "Chris Steyaert" <csteyaert at gmail.com>
To: <meteorobs at meteorobs.org>
Cc: <radiometeoren at vvs.be>
Sent: Sunday, May 05, 2013 1:47 AM
Subject: [radiometeoren] Re: (meteorobs) Dust Trail of Eta Aquariids in 2013
> Hi All,
>
>
> For sure there was good 'radio' activity around 6h UT this morning for
> European observers.
> See www.rmob.org/livedata/main.php Observers Haik, Hvezdarna Vsetin,
> Gansel.
>
> But it is too soon now to say if there was some sort of an outburst, or if
> it was just the rise to the normal maximum. We'll know when more
> observations come in, and we have a view on the complete activity.
>
> And the -1197 trail is for the Americas.
>
>
> Thanks,
>
> Chris
>
>
>
> At 07:15 04/05/2013, Mikiya Sato wrote:
>>Dea all,
>>
>>I am Mikiya Sato.
>>I found out that the old dust trails of Eta Aquariids (ETA) will
>>approach the earth in 2013.
>>
>>The outline is as follows.
>>
>>Trail Date(UT) S.Lon(deg) R(au) Ej.V(m/s) fM
>> -910 May.06 05:45 45.682 -0.0018 -2.12 0.095
>> -910 May.06 06:27 45.710 -0.0017 -2.11 0.017
>>-1197 May.06 12:37 45.959 +0.0021 +3.44 0.013
>>-1197 May.06 21:19 46.310 -0.0026 +3.43 0.012
>>
>>In addition, -1403, -1333, -1265, -1128, -985, and -835 trail
>>also tend to approach the earth.
>>The peak may be continuous or broader because distribution of
>>the old dust has spread.
>>
>>But, the increase in the number of meteors is unknown about ETA.
>>I expect that they are about 2 times of the usual activity at
>>the maximum because this case is similar to Orionids from 2006 to 2010.
>>Detection of the increase is not easy since observation condition
>>of ETA is not so good in the Northern Hemisphere.
>>However, please take notice of the appearance this year.
>>
>>Best regards,
>>
>>Mikiya Sato
>>mail at kaicho.net
>
>
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