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Search: Posts Made By: BillS
Showing results 1 to 13 of 13
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Forum: Rumours & News
29th Jan 2015, 09:40
Replies: 11,831
Views: 24,321,924
Posted By BillS

The link stating search "0fficially ended" above...

The link stating search "0fficially ended" above actually says the search is ongoing.

Edit: Link now removed
Forum: Rumours & News
12th Apr 2014, 11:34
Replies: 11,831
Views: 24,321,924
Posted By BillS

We are still being subjected to posts about cell...

We are still being subjected to posts about cell phones from MH370
The mods have done a great job removing most but there are still over 180 posts remaining on this thread.

Please, is it too much...
Forum: Rumours & News
12th Apr 2014, 10:16
Replies: 11,831
Views: 24,321,924
Posted By BillS

The AIS data is quite sparse - sometimes 7 hours...

The AIS data is quite sparse - sometimes 7 hours between individual tracking points:
Ocean Shield (http://www.marinetraffic.com/en/ais/index/positions/all/mmsi:503728000/shipname:OCEAN%20SHIELD)...
Forum: Rumours & News
10th Apr 2014, 16:58
Replies: 11,831
Views: 24,321,924
Posted By BillS

Both Echo & Ocean Shield have maintained...

Both Echo & Ocean Shield have maintained locations for over 30mins at opposite ends of the last search pass.
The next AIS data will be interesting.
Forum: Rumours & News
10th Apr 2014, 05:32
Replies: 11,831
Views: 24,321,924
Posted By BillS

AIS update

AIS for Ocean Shield updated at 04:50 UTC.
Still on the same 113 pass at 1.7KTS

Echo has slowed from the original 15.5KTS to 11KTS but still on original heading with possible ETA in search zone...
Forum: Rumours & News
9th Apr 2014, 20:37
Replies: 11,831
Views: 24,321,924
Posted By BillS

TPL search

Marine Traffic gives the course data for Ocean Shield (http://www.marinetraffic.com/en/ais/index/positions/all/mmsi:503728000/shipname:OCEAN%20SHIELD)
They are only achieving 2-3 transects per day...
Forum: Rumours & News
8th Apr 2014, 01:31
Replies: 11,831
Views: 24,321,924
Posted By BillS

The paper I linked earlier: Flight Recorder...

The paper I linked earlier: Flight Recorder Localization Following at-Sea Plane Crashes (https://fenix.tecnico.ulisboa.pt/downloadFile/2589871808139/dissertacao.pdf)
has two useful charts:
Fig 2.11...
Forum: Rumours & News
7th Apr 2014, 15:49
Replies: 11,831
Views: 24,321,924
Posted By BillS

It seems a pity they do not operate a TPL pair. ...

It seems a pity they do not operate a TPL pair.

"Flying" two locators, perhaps 1000m separation, would be manageable when cable lengths are over 10,000m and they only each require a co-ax pair....
Forum: Rumours & News
7th Apr 2014, 15:15
Replies: 11,831
Views: 24,321,924
Posted By BillS

@pontius Afaik that diagram is more specific to...

@pontius
Afaik that diagram is more specific to lower frequencies.
37.5 kHz tracks will be near vertical.
Forum: Rumours & News
7th Apr 2014, 13:15
Replies: 11,831
Views: 24,321,924
Posted By BillS

Towed Pinger Locator data

The TPL specifications (http://timedotcom.files.wordpress.com/2014/03/tpl-25_specsheet.pdf) give a max. detection range in excess of 3km with an operating depth of up to 6000 msw. Unconfirmed reports...
Forum: Rumours & News
7th Apr 2014, 10:38
Replies: 11,831
Views: 24,321,924
Posted By BillS

It would be useful to know the rough depth of the...

It would be useful to know the rough depth of the australian sensor.
First contact lasted for over 2 hours but at a shallow depth.
Given 3.5kn, that suggests a detection range of between 4 and 5nm...
Forum: Rumours & News
5th Apr 2014, 20:00
Replies: 11,831
Views: 24,321,924
Posted By BillS

The lack of any recording of that " regular,...

The lack of any recording of that " regular, once-a-second rate" that would have been so useful alongside the 37.5khz frequency is most disturbing.
Forum: Rumours & News
15th Mar 2014, 14:44
Replies: 11,831
Views: 24,321,924
Posted By BillS

A map showing primary radar coverage would be...

A map showing primary radar coverage would be interesting, particularly with intersections with the Inmarsat reception arcs.
It is a reasonable assumption that many records are now being...
Showing results 1 to 13 of 13


 
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