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Search: Posts Made By: mm43
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3rd Mar 2015, 23:03
Replies: 11,831
Views: 24,312,776
Posted By mm43

@atakacs The following link will give you a...

@atakacs

The following link will give you a good insight into how the mapping operation has been undertaken.
...
28th Jan 2015, 21:58
Replies: 11,831
Views: 24,312,776
Posted By mm43

Malaysia to release Interim Report 6 March 2015

www.channelnewsasia.com (http://www.channelnewsasia.com/news/asiapacific/mh370-probe-report-to-be/1620608.html)
29th Oct 2014, 08:50
Replies: 11,831
Views: 24,312,776
Posted By mm43

Like you we would also be interested in such...

Like you we would also be interested in such info. The short answer is no, but it would be interesting to know.

Whatever the fuel imbalance (if any) noted in the last ACARS to RR, there is no...
26th Oct 2014, 00:32
Replies: 11,831
Views: 24,312,776
Posted By mm43

Gysbreght, If the aircraft had maintained...

Gysbreght,

If the aircraft had maintained the assumed PSR track, I accept your RoD. OTOH, think of a heading on which it could have been climbing.

As Ulric has said, we really can't be sure...
25th Oct 2014, 21:05
Replies: 11,831
Views: 24,312,776
Posted By mm43

To highlight your point; the assumption that the...

To highlight your point; the assumption that the aircraft remained at a constant altitude during the unanswered satphone call between 1839~40, is really what everything hinges on. If it was climbing,...
25th Oct 2014, 19:30
Replies: 11,831
Views: 24,312,776
Posted By mm43

An article published in Aviation Week...

An article published in Aviation Week (http://m.aviationweek.com/commercial-aviation/inmarsat-details-forensic-search-mh370) on 20 October 2014, contains an interesting look at the continuing saga...
22nd Oct 2014, 20:55
Replies: 11,831
Views: 24,312,776
Posted By mm43

On 22 October 2014, the ATSB has again updated...

On 22 October 2014, the ATSB has again updated their MH370 operations page.

www.atsb.gov.au/mh370/ (http://www.atsb.gov.au/mh370/)
28th Aug 2014, 21:47
Replies: 11,831
Views: 24,312,776
Posted By mm43

The Inmarsat Communication Log provides the...

The Inmarsat Communication Log provides the following details:-
Remarks in [brackets] added by me, and a duplication of the BURUM data in the log is not reproduced here.

The unanswered call was...
18th Aug 2014, 20:44
Replies: 11,831
Views: 24,312,776
Posted By mm43

ATSB - Update 18 August 2014 Since the...

ATSB - Update 18 August 2014

Since the public release of the report 'MH370 – Definition of Underwater Search Areas' on 26 June 2014, the ATSB has received a number of queries about some of the...
11th Jul 2014, 00:12
Replies: 11,831
Views: 24,312,776
Posted By mm43

The following are the basic parameters compiled...

The following are the basic parameters compiled using the Vincenty Ellipsoid formulae:-

Start of track = 6.9752N 93.1072E, 172.4814T 131.144NM from VOCX
End of track = 29.8542S 98.4167E
Initial...
21st Jun 2014, 02:56
Replies: 11,831
Views: 24,312,776
Posted By mm43

Just more speculation. Look at the position...

Just more speculation.

Look at the position of the satellite.:ugh:
19th Jun 2014, 21:51
Replies: 11,831
Views: 24,312,776
Posted By mm43

Delegated Airspace - Singapore FIR

Singapore leases on a daily basis three small parts of its FIR to Malaysia.

The delegated areas (http://countjustonce.com/mh370/images/sin-fir-delegated.png) are shown in the Malaysian AIP.
18th Jun 2014, 07:48
Replies: 11,831
Views: 24,312,776
Posted By mm43

I believe they were looking for the easiest media...

I believe they were looking for the easiest media means of explaining the Doppler, as opposed to the "brain teaser" the BTO 'nominal terminal' is.:cool:
18th Jun 2014, 06:01
Replies: 11,831
Views: 24,312,776
Posted By mm43

My understanding is that 305 is Perth, W.A., and...

My understanding is that 305 is Perth, W.A., and 301 was Eik, Norway, but is now Burum, near Groningen, Nederlands.

EDIT:: The following Inmarsat Aviation Safety Services -2013 Update...
15th Jun 2014, 22:10
Replies: 11,831
Views: 24,312,776
Posted By mm43

@ Gysbreght I happened to notice that you...

@ Gysbreght

I happened to notice that you had changed the SS, so have had another look at the 17:07 calibration point I mentioned.

The result is:-

BFO 134.6 Hz
BFO bias 165.4 Hz
Vra ...
15th Jun 2014, 03:57
Replies: 11,831
Views: 24,312,776
Posted By mm43

@ Gysbreght Thanks for posting a...

@ Gysbreght

Thanks for posting a spreadsheet. I'm currently going through it, and hopefully working towards getting a meaningful result from the final calibration point, i.e.

17:07:15 UTC...
13th Jun 2014, 23:36
Replies: 11,831
Views: 24,312,776
Posted By mm43

I assume you have created a spreadsheet to test...

I assume you have created a spreadsheet to test this theory? If so, would you give a link to the file on some website, or dropBox, googleDocs etc..

Worth having a look at, though I have some...
12th Jun 2014, 10:17
Replies: 11,831
Views: 24,312,776
Posted By mm43

@RichardC10 Thanks for giving that well...

@RichardC10

Thanks for giving that well thought out explanation.:ok:

I'm sure that many questions will arise from it, but the basis of the "nominal terminal" concept is out in the open.

I...
12th Jun 2014, 04:05
Replies: 11,831
Views: 24,312,776
Posted By mm43

Yes, they are in each case an effect caused by...

Yes, they are in each case an effect caused by the AES SDU starting up (after a power loss), e.g. the X'tal oscillator and/or Phase Locked Loop (PLL) not stable or locked.
12th Jun 2014, 03:43
Replies: 11,831
Views: 24,312,776
Posted By mm43

There has been a deal of work done by others on...

There has been a deal of work done by others on reverse engineering the original BFO data, and it was successful in confirming a baseline when the aircraft was on the ramp at KUL. Though what those...
11th Jun 2014, 21:12
Replies: 11,831
Views: 24,312,776
Posted By mm43

The BFO/BTO values have been calculated from a...

The BFO/BTO values have been calculated from a "nominal terminal" outside of the satellite, and this enables the movement of both the SAT and the AES to be taken into account, while ignoring the SAT...
11th Jun 2014, 09:23
Replies: 11,831
Views: 24,312,776
Posted By mm43

There has been a thread established in the Tech...

There has been a thread established in the Tech Log in which those who have an interest in resolving the issues surrounding the Inmarsat data release are invited to participate.
11th Jun 2014, 09:21
Replies: 11,831
Views: 24,312,776
Posted By mm43

MH370 - Resolving the Inmarsat Data

On 29 May 2014 the Malaysian DCA released on behalf of Inmarsat an abreviated Communications Log (http://www.dca.gov.my/mainpage/MH370%20Data%20Communication%20Logs.pdf) providing both the BFO and...
10th Jun 2014, 00:04
Replies: 11,831
Views: 24,312,776
Posted By mm43

Just read the notes on pages 1 & 2 of the...

Just read the notes on pages 1 & 2 of the Inmarsat data release. In part -


The permanent offset you are referring to, is as a result of Inmarsat creating a "nominal terminal" outside of the...
9th Jun 2014, 21:40
Replies: 11,831
Views: 24,312,776
Posted By mm43

Previously in this thread, I described how it was...

Previously in this thread, I described how it was possible to use the offset detected at the AES Rx of the SAT P channel carrier to pre-compensate the AES Tx frequency in the opposite direction, so...
30th May 2014, 05:33
Replies: 11,831
Views: 24,312,776
Posted By mm43

Anything on an aircraft that had the potential to...

Anything on an aircraft that had the potential to provide some sort of buoyancy, is not designed to withstand the pressure differential it would meet as it sunk. Put into perspective, at a depth of...
29th May 2014, 23:59
Replies: 11,831
Views: 24,312,776
Posted By mm43

The #3 and #4 ping detections were dismissed some...

The #3 and #4 ping detections were dismissed some time ago as not being related.

#1 ping detection apparently occurred as the TPL was in the process of being lowered, I think around the 250 ~...
26th May 2014, 21:18
Replies: 11,831
Views: 24,312,776
Posted By mm43

ATSB - Shape of Search Area

The above differs somewhat from the findings of MAK/IAC, i.e.

The distance of the impact point from the initial point of upset depends mostly on the type of upset and, sometimes (in dives and...
22nd May 2014, 09:53
Replies: 11,831
Views: 24,312,776
Posted By mm43

Where that attenuation component gets...

Where that attenuation component gets dramatically reduced, is when the acoustic signal gets trapped within a temperature/salinity incline. The spherical component of its radiation is focused within...
22nd May 2014, 06:00
Replies: 11,831
Views: 24,312,776
Posted By mm43

@Machinbird, Your deduction is on the ball....

@Machinbird,

Your deduction is on the ball. My only consideration would be if acoustic ducting was taking place, which may have been the case as I believe that the TPL was only at 250~300m depth...
22nd May 2014, 04:03
Replies: 11,831
Views: 24,312,776
Posted By mm43

Prior to the current side-scan sonar search using...

Prior to the current side-scan sonar search using the Bluefin-21 getting underway, the Ocean Shield spent some days towing the TPL equipment. While this was happening, HMS Echo moved into the same...
22nd May 2014, 01:58
Replies: 11,831
Views: 24,312,776
Posted By mm43

I think you may well be confusing the ULB pings...

I think you may well be confusing the ULB pings that were detected by the Towed Pinger Locator and recorded, with an entirely different operation being performed by the Bluefin-21, i.e. a side-scan...
20th May 2014, 09:33
Replies: 11,831
Views: 24,312,776
Posted By mm43

Not necessarily; they will either confirm or deny...

Not necessarily; they will either confirm or deny the previously promulgated official versions.

If they rebuff the original versions, they will also have to come up with an answer for the well...
16th May 2014, 02:10
Replies: 11,831
Views: 24,312,776
Posted By mm43

@thommo101 Source:- http://jacc.gov.au/......

@thommo101

Source:- http://jacc.gov.au/... (http://jacc.gov.au/media/releases/2014/april/mr031.aspx)

Contrary to what JACC has said (and repeated), the Bluefin-21 search area was centered on...
15th May 2014, 22:37
Replies: 11,831
Views: 24,312,776
Posted By mm43

Jindalee Over the horizon Radar Network (JORN)

Bear in mind that Australia has never confirmed or denied that JORN was working at 0011z on 8 March 2014.

When you look at all the possible track "fits" that have been developed from the...
Showing results 1 to 35 of 105
 


 
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