[meteorite-list] 2nd Report from Strewnfield in Edgewood Texas

From: Shawn Alan <photophlow_at_meteoritecentral.com>
Date: Tue, 7 Feb 2012 17:06:31 -0800 (PST)
Message-ID: <1328663191.44378.YahooMailNeo_at_web160103.mail.bf1.yahoo.com>

Jim 7 Listers
?
?Jim try HAS002390341
?
here is a link of the radar image. the bounce back shows up in only one sweap and the elevation is about 4km
?
http://www.flickr.com/photos/48262799 at N03/6838603313/
?
Shawn Alan
IMCA 1633
eBay Store
http://www.ebay.com/sch/ph0t0phl0w/m.html?
?
?
?
?
?
meteorite-list] 2nd Report from Strewnfield in Edgewood TexasJim
Wooddell nf114ec
at npgcable.com
Tue Feb 7 14:49:38 EST 2012
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________________________________

Steve, do you have the HAS order numbers for this or screen
shots?

Jim

----- Original Message -----
From: "Steve
Dunklee" <steve.dunklee at
yahoo.com>
To: "Marc Fries" <mfries8 at
hotmail.com>;
<meteorite-list at
meteoritecentral.com>; "Jim Wooddell" <nf114ec at
npgcable.com>
Sent: Tuesday, February 07, 2012 12:15 PM
Subject:
Re: [meteorite-list] 2nd Report from Strewnfield in Edgewood Texas


there were two radar returns and two sonic booms reported. both of
the radar
returns are in a northern direction almost parallel. this
indicates the
termination as north of the radar returns. northwest of the
lake.
cheers
Steve

--- On Tue, 2/7/12, Jim Wooddell <nf114ec at
npgcable.com> wrote:


>From: Jim Wooddell <nf114ec at
npgcable.com>

>Subject: Re: [meteorite-list] 2nd
Report from Strewnfield in Edgewood

>Texas

>To: "Marc Fries" <mfries8 at
hotmail.com>,

>meteorite-list at
meteoritecentral.com

>Date: Tuesday, February 7, 2012,
6:50 PM

>Hi Marc and Steve and all,

>

>My comment that the radar information was off was because of

>an error in the camera location to begin searching the radar

>data?

>

>Garbage in =
Garbage out.

>

>Rob figured that out and
Jim Gamble confirmed Rob's

>findings.

>

>So, my statement seems to be true in at least one

>instance. Not the fault of the radar and I felt the

>frustration!

>

>I think
fine tuning on where the information to research

>comes from
is key and it's improving all the time.

>

>Marc, do you have HAS numbers I could bum? I am not

>actively
searching this one, just want to see what you are

>seeing.

>

>It's a little surprising that this
fireball was not clearly

>distinguished and Id'ed on radar in
my mind. Why do

>you think that is???

>

>

>As a point of information, at least on
the Sky Sentinel

>network, the node operator can create a
movie, regardless of

>the "event" capture timing.

>I can set the event capture to a very low time.

>Because it is there to capture an event, all I need is the

>beginning time to then go back and make a movie that will

>"see" the entire event plus added time prior and after to

>determine any kind of flash, etc., many seconds after the

>event leaves my horizon. It's easy and only takes a

>few minutes to do. IOW's, the movie, is only dependent

>on the event capture to get a relative time to begin...and

>that's it.

>Knowing this, the radar guys
(me included) can then call or

>email the node operator
directly and get the correct

>information and data....the
keyword being "directly".

>Some operators, like me, may even
order up the HAS data and

>have that being processed, so that
order number can be

>shared as well, which can save some time
as well when

>contacted!

>

>In regards to the sonic booms, that's great to hear all

>the witnesses heard it. However, have there been

>any time delays recorded? I have not seen any posted.

>

>Kind regards,

>

>

>Jim

>

>

>Jim Wooddell

>https://k7wfr.us

>Parker Sentinel
SkyCam

>

>

>

>

>----- Original Message ----- From: "Marc
Fries" <mfries8 at
hotmail.com>

>To: <meteorite-list at
meteoritecentral.com>

>Sent: Tuesday, February 07,
2012 10:16 AM

>Subject: Re: [meteorite-list] 2nd Report from
Strewnfield in

>Edgewood Texas

>

>

>> Rather quietly and "behind the
scenes", there has been

>a lot of work developing the use of
weather radar to detect

>meteorites, by Rob Matson, Jake
Schaefer, myself, my

>brother, and others. It's been a tall
learning curve

>but I think we've made a lot of progress. In
my

>opinion, the biggest "unknown" left at this point is to

>figure out what size of meteorites and/or other debris

>actually show up best in radar data. The radar reflections

>we see are not only reflections off of solid objects but

>also from atmospheric turbulence. And we also have to

>unravel the knot of reflections in the Mie scattering

>regime, where the reflected signal strength varies widely -

>and nonlinearly - with the size of the reflector. The upshot

>is that we are still working on sorting out what radar

>reflection equates to what size of meteorite. If we see a

>radar reflection, is it from search-worthy stones or just a

>cloud of ~1g rocks, or even ablation spherules? A good part

>of that is just a matter of timing, but not all of it.

>Lorton, for example, produced a strong radar signature in

>TDWR radar data but nothing was found beyond the original

>doctors'-office-smasher, suggesting that we were looking at

>a swarm of tiny rocks....? The same is true for the

>Jacksonville, IL event.

>>

>> This DFW fireball appears to come from a

>well-consolidated object that survived a long "burn" time

>with little in the way of fragmentation. West, TX, by

>comparison, fragmented extensively and produced a beautiful,

>easy to follow set of radar signatures. My take on the DFW

>fireball is that we're looking for a small number of large

>rocks that reached the ground quickly, producing a

>short-lived radar signature that requires some degree of

>luck to figure out. ...or are we looking at 1g stones

>that no one is going to find? Just having that answer

>in hand will tell us a lot about where to look.

>>

>> Still working on it...

>>

>> Cheers,

>> Marc Fries

>>

>> On 2/7/12 8:46
AM, Steve Dunklee wrote:

>>> The radar data is not off.
It is just not

>understood by most people how the parabola of
a fall can

>cause the actual landing area to be up to 12
miles away from

>the radar data. If you stick a french curve
in an apple to

>represent the west to east fall. the
termination point is

>north to northwest of the radar data.

>>> Cheers

>>> Steve Dunklee

>>>

>>> --- On Tue, 2/7/12,
Jim Wooddell<nf114ec at
npgcable.com>

>wrote:

>>>

>>>> From: Jim Wooddell<nf114ec at
npgcable.com>

>>>> Subject: Re:
[meteorite-list] 2nd Report from

>Strewnfield in Edgewood
Texas

>>>> To: "Dennis Miller"<astroroks at
hotmail.com>,

>mccartney at
blackbearddata.com,

>meteorite-list at
meteoritecentral.com

>>>> Date: Tuesday,
February 7, 2012, 4:29 PM

>>>> Hi All!

>>>>

>>>> I thought it
was determined the Radar data was

>off???

>>>>

>>>> And, it really is not a strewn
filed until one

>is actually

>>>>
found!

>>>>

>>>> Cheers!

>>>>

>>>> Jim

>>>>

>>>>

>>>> Jim Wooddell

>>>> http://k7wfr.us

>>>>

>>>>

>>>>

>>>> ----- Original Message -----

>>>> From: "Dennis Miller"<astroroks at
hotmail.com>

>>>> To:<mccartney at
blackbearddata.com>;

>>>> <meteorite-list at
meteoritecentral.com>

>>>> Sent: Tuesday,
February 07, 2012 8:55 AM

>>>> Subject: Re:
[meteorite-list] 2nd Report from

>Strewnfield in

>>>> Edgewood Texas

>>>>

>>>>

>>>>> Nice! I am
so glad you didn't set the

>public price too

>>>> high, like

>>>>>
Thousands

>>>>>

>>>>> for Ash Creek. :-) I do hope you are

>successful in your

>>>> hunt. Keep us

>>>>> posted.

>>>>>

>>>>> Missed you in Tucson!
Again, Good Luck!

>>>>>

>>>>> Dennis Miller

>>>>>

>>>>>

>>>>>

>>>>>> From: mccartney at
blackbearddata.com

>>>>>> To: meteorite-list at
meteoritecentral.com

>>>>>> Date: Mon, 6
Feb 2012 22:17:55 -0700

>>>>>> Subject:
[meteorite-list] 2nd Report

>from

>>>> Strewnfield in Edgewood Texas

>>>>>> Nothing has been found where the radar

>data said it

>>>> might be. Torvald

>>>>>> and Donavan have left the zone replaced

>by Stephen

>>>> Thompson out of

>>>>>> Fredricksburg TX who is an expert on

>Sonic Boom

>>>> characteristics.

>>>>>> I've been lucky enough to get some

>media attention

>>>> to try to
motivate

>>>>>> the public to assist here is
today's

>interview on

>>>> TV.
This is the 5 TV

>>>>>> interview I've given
since arriving.

>>>>>>

>>>>>> http://dfw.cbslocal.com/video/6713580-meteor-hunters-scouring-north-texas/

>>>>>>

>>>>>> We spent the day interviewing more

>witnesses&

>>>> compiling and extending

>>>>>> the range of sonic boom farther to the

>east to

>>>> include Wills
Point, and

>>>>>> southern Lake Tawakanii.

>>>>>>

>>>>>> We'll do some field samplings tomorrow

>east of 19.

>>>>>>

>>>>>> Also as a warning. I've heard from a

>local that the

>>>> landowner who owns

>>>>>> the land in the north where the upper

>radar blip

>>>> is, has gotten
very

>>>>>> hostile to all outsiders. The
local

>warned me to

>>>> tell
everyone to stay

>>>>>> off that property. He
thinks the

>landowner may

>>>>
shoot to wound or maim.

>>>>>> So I'd like
everyone to take that

>threat to heart.

>>>>>>

>>>>>> At this point, we
have two new

>important

>>>>
observations and think the

>>>>>> strewnfield
to be east of 19 now.

>>>>>> At this point,
there have been no Z

>sightings, but

>>>> the Black Panther

>>>>>> remains
a constant threat. 5 dogs were

>killed.

>>>> Also, the park rangers

>>>>>> at
the state park warned us that a

>mountain lion

>>>> has been spotted in the

>>>>>> area.

>>>>>>

>>>>>> Some sonic boom activity has been

>traced back to

>>>> some
individual using

>>>>>> some kind of reactive
explosive that

>detonates when

>>>> shot by a bullet.

>>>>>> The
local police has informed us this

>has been a

>>>> bit of a problem for

>>>>>> weeks. Consequently, it really screws

>up our

>>>> acoustical survey.

>>>>>> and a mention and big hand to Dirk

>Ross, David

>>>> Gonzales, and Marc Fries

>>>>>> for giving us back support.

>>>>>>

>>>>>> -mccartney taylor& stephen

>thompson

>>>>>> (meteorite hunter) (offical panther

>bait)

>>>>>>

>>>>>>

>______________________________________________

>>>>>>

>>>>>> Visit the Archives
at

>>>>>> http://www.meteoritecentral.com/mailing-list-archives.html

>>>>>> Meteorite-list mailing list

>>>>>> Meteorite-list at
meteoritecentral.com

>>>>>> http://six.pairlist.net/mailman/listinfo/meteorite-list

>>>>>

>______________________________________________

>>>>>

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>>>>> http://www.meteoritecentral.com/mailing-list-archives.html

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>>>>> Meteorite-list at
meteoritecentral.com

>>>>> http://six.pairlist.net/mailman/listinfo/meteorite-list

>>>>

>>>>
______________________________________________

>>>>

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meteoritecentral.com

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>>>
______________________________________________

>>>

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>>

>>
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>>

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>> http://www.meteoritecentral.com/mailing-list-archives.html

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meteoritecentral.com

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>

>

>______________________________________________

>

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>http://www.meteoritecentral.com/mailing-list-archives.html

>Meteorite-list mailing list

>Meteorite-list at
meteoritecentral.com

>http://six.pairlist.net/mailman/listinfo/meteorite-list

>



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Received on Tue 07 Feb 2012 08:06:31 PM PST