(meteorobs) Swift Sees 5th Magn. GRB!
meteoreye at comcast.net
meteoreye at comcast.net
Thu Mar 20 15:24:18 EDT 2008
Just to clarify, the brightness was +5.6 not -5
Wayne
-------------- Original message --------------
From: <stange34 at sbcglobal.net>
> The Sentinel system would have detected it being -5Mag (IF) there had been
> some motion to it. Sentinel does not normally detect a stationary light
> burst.
>
> My second backup system(HandyAvi) ,would have detected it because it does
> not rely on motion solely....failed because I had forgot to start it after
> setting it up that night. My fault.
>
> That system normally captures light bursts etc., and records many hundreds
> of megabytes each night(mostly from airplanes) which I delete at each time
> of the new nights setup.
>
> I should not have missed that.....but it was an accident.
>
> Larry
> Yuba City Sentinel
>
> ----- Original Message -----
> From: "George Gliba"
> To: "Global Meteor Observing Forum"
> Sent: 2008/03/20 10:25
> Subject: Re: (meteorobs) Swift Sees 5th Magn. GRB!
>
>
> > Thomas Ashcraft wrote:
> >> Hi George,
> >>
> >> For what it's worth I can contribute a negative observation. Maybe it
> >> will still has value to the GRB team?
> >>
> >> My Sentinel visual camera system was in operation but is not sensitive
> >> enough to capture +5 mag events. Nothing seen.
> >> My radio system was also in operation but my radiospectrograph saw
> >> nothing special during that particular minute, just small space dust
> >> paricles.
> >> I posted the radio chart, which is down the page below the meteor movies.
> >>
> >> Please forward the page reference if it has any use.
> >>
> >> http://www.heliotown.com/Fireballs_March_19_2008_Ashcraft.html
> >>
> >> Thomas Ashcraft
> >> New Mexico
> >>
> >>
> >>
> >> George Gliba wrote:
> >>
> >>> Fellow Observers,
> >>>
> >>> Last night the NASA SWIFT spacecraft saw the most extrinsically
> >>> luminous
> >>> Gamma-ray Burst ever known.....
> >>> may have seen it. Perhaps some meteor observers saw it or it was seen
> >>> with a video
> >>> camera. The time was 6:10 to 6:13 UT March 19, in Bootes.
> >>>
> >>> GWG
> >>>
> >>>
> >>>
> >>
> >> _______________________________________________
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> >>
> > Thomas,
> >
> > What is the limiting magnitude of the video?
> >
> > Thanks,
> > GWG
> >
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