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Search: Posts Made By: threemiles
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26th Jun 2014, 13:30
Replies: 11,831
Views: 24,210,125
Posted By threemiles

A very good and comprehensive report. It shows...

A very good and comprehensive report. It shows how professional the working groups are trying to resolve the problems.

The only thing I am missing is:
in which AP lateral mode (mag track? mag...
1st Jun 2014, 07:03
Replies: 11,831
Views: 24,210,125
Posted By threemiles

... if it flew straight, not circling in between,...

... if it flew straight, not circling in between, or zig-zagging a bit here and there.
29th May 2014, 08:29
Replies: 11,831
Views: 24,210,125
Posted By threemiles

@propduffer what you call independant...

@propduffer

what you call independant sources is less than inofficial and called rumours. Nowhere has been any confirmation of the data you apply. Nowhere has been a release from Thai radars....
29th May 2014, 04:57
Replies: 11,831
Views: 24,210,125
Posted By threemiles

@propduffer According to the plot in the latest...

@propduffer
According to the plot in the latest Australian fact sheet, it went VKB VPG VAMPI MEKAR
Clearly passing overhead VPG
MEKAR is about 230 NM from Butterworth, on R285 ( the 200/295R on...
28th May 2014, 20:09
Replies: 11,831
Views: 24,210,125
Posted By threemiles

The airplane could have made the distance from...

The airplane could have made the distance from IGARI to the last plot at around 500 kts ground speed only. Distance about 494 NM, flying time a little less than 1 hr.
If it flew lower for a longer...
28th May 2014, 03:07
Replies: 11,831
Views: 24,210,125
Posted By threemiles

I don't think a turn causes a logon. This would...

I don't think a turn causes a logon. This would generate endless logons when airplanes fly holdings or so.
To me a logon would happen after some kind of system restart. As if you boot your windows...
27th May 2014, 19:51
Replies: 11,831
Views: 24,210,125
Posted By threemiles

This is quite exactly 1 hour after the last SSR...

This is quite exactly 1 hour after the last SSR response.
I bet this is not coincidence and there is some technical explanation behind it.

Also: the 00:19 Log-on request was explained as a system...
26th May 2014, 20:19
Replies: 11,831
Views: 24,210,125
Posted By threemiles

Good that there is a factsheet out now. But...

Good that there is a factsheet out now.

But I am still surprised about some "facts".
E.g. the Last SSR position is followed by a right turn and then a left turn in the colors of a SSR track (or...
8th May 2014, 06:50
Replies: 11,831
Views: 24,210,125
Posted By threemiles

My understanding is that the sat itself is NOT...

My understanding is that the sat itself is NOT measuring any BFO or frequency offset.
It is done by the aircraft itself, that reports its frequency correction to the ground station as parameter in...
5th May 2014, 12:42
Replies: 11,831
Views: 24,210,125
Posted By threemiles

Point taken on the deep water ping progagation. ...

Point taken on the deep water ping progagation.

But the spectrum/waterfall of the recorded pings...
4th May 2014, 17:36
Replies: 11,831
Views: 24,210,125
Posted By threemiles

Ok, let's take the fire scenarios serious for one...

Ok, let's take the fire scenarios serious for one moment...

The question would be, is there a bus or device constellation in the 777 where
a) COM, ATC, ADS-B, ACARS routine report functions...
3rd May 2014, 13:06
Replies: 11,831
Views: 24,210,125
Posted By threemiles

Thanks, Richard, a. (N1 selected) and b. are...

Thanks, Richard,

a. (N1 selected) and b. are the same assumptions I made.
3rd May 2014, 11:49
Replies: 11,831
Views: 24,210,125
Posted By threemiles

Thanks, RichardC10, great analysis. To be...

Thanks, RichardC10, great analysis.

To be resolved for me remains:

- flight was well above F300 at MEKAR, otherwise no radar contact from Butterworth was possible. It should have made good GS...
2nd May 2014, 20:41
Replies: 11,831
Views: 24,210,125
Posted By threemiles

The recording corresponds with the transcript...

The recording corresponds with the transcript that was published earlier
2nd May 2014, 18:25
Replies: 11,831
Views: 24,210,125
Posted By threemiles

Just listened to the ATC tape. There is NOTHING...

Just listened to the ATC tape.
There is NOTHING unusal in it.
This is total professional and calm communication.
Just responding to the frequency change to HCM 120.9 with a "Good night, Malaysian...
1st May 2014, 15:44
Replies: 11,831
Views: 24,210,125
Posted By threemiles

RichardC10 thanks for the links. The maps...

RichardC10

thanks for the links. The maps make things clearer.

As you suggested yesterday a ground speed of 325 to 350 kts leads to the search area.

If the plane was in straight flight it...
1st May 2014, 13:21
Replies: 11,831
Views: 24,210,125
Posted By threemiles

I would not give to much on that. IGARI and BITOD...

I would not give to much on that. IGARI and BITOD are quite close together.

Whats going to start now for sure is dirty laundrying ...

Eg: I find it remarkable that MAS OPS had delayed the...
30th Apr 2014, 16:14
Replies: 11,831
Views: 24,210,125
Posted By threemiles

Thanks, Richard, great work, expected result. ...

Thanks, Richard, great work, expected result.
At 327 kts ground speed the aircraft must have flown low.
At FL350 it needs flaps and slats to fly that slow I would guess.
At FL100 could be IAS 300...
29th Apr 2014, 16:50
Replies: 11,831
Views: 24,210,125
Posted By threemiles

buttrick: can you draw a line that ends up in...

buttrick:
can you draw a line that ends up in the yellow final search box, with constant but much less speed?
Appears to me ground speed to be more 250 knots than 489 knots.
There is still...
28th Apr 2014, 07:55
Replies: 11,831
Views: 24,210,125
Posted By threemiles

Read it again Whales are transmitting in Hz not...

Read it again
Whales are transmitting in Hz not kHz.
24th Apr 2014, 11:27
Replies: 11,831
Views: 24,210,125
Posted By threemiles

If if would have been 32.768 it would have been...

If if would have been 32.768 it would have been reported as 32.768. But it was reported as 33..... I don't believe that the basic assumption here should be that the international searching team, the...
30th Mar 2014, 04:15
Replies: 11,831
Views: 24,210,125
Posted By threemiles

from 47 CFR 87.145 (d) Aircraft earth stations...

from 47 CFR 87.145
(d) Aircraft earth stations must correct their transmit frequencies for Doppler effect relative to the satellite. The transmitted signal may not deviate more than 335 Hz from the...
24th Mar 2014, 03:08
Replies: 11,831
Views: 24,210,125
Posted By threemiles

you don't i agree, i was irritated by these...

you don't
i agree, i was irritated by these transmissions, too
but the answer is likely the behaviour of the transponder when it is switched to off or stby or the cb is pulled
23rd Mar 2014, 17:11
Replies: 11,831
Views: 24,210,125
Posted By threemiles

Scan through previous posts and you will find...

Scan through previous posts and you will find that the aircraft was on another frequency than the one archived.
22nd Mar 2014, 12:40
Replies: 11,831
Views: 24,210,125
Posted By threemiles

Slight correction to previous post

http://i62.tinypic.com/ff6z2d.jpg

Last radar plot is R285/250NM from Butterworth.

That the Chinese twitter image shows R295/200NM is irritating again. If this is the quality of investigation...
22nd Mar 2014, 10:58
Replies: 11,831
Views: 24,210,125
Posted By threemiles

New debris at S44°57' E90°14'

Chinese finding is 3092NM from last radar plot past MEKAR.

Flying time 6 h 52 min at 450 kts.

Not taking into account turn at a later waypoint, zig-zag flying, debris drift etc.

Just for...
22nd Mar 2014, 09:57
Replies: 11,831
Views: 24,210,125
Posted By threemiles

The last primary plot at 18:22 UTC (02:22 LT)...

The last primary plot at 18:22 UTC (02:22 LT) seen on the Chinese picture is past MEKAR which is 248 NM/R-295 from Butterworth (courtesy Skyvector). Around N6.533 E96.383

The "letters" seems to be...
22nd Mar 2014, 08:41
Replies: 11,831
Views: 24,210,125
Posted By threemiles

The plot shows segments of a route from Penang...

The plot shows segments of a route from Penang thru a danger area direct to VAMPI and further on N571 to IGOGU. This is the last recorded segment West of Malaysia. The LKP is East of Malaysia. Penang...
15th Mar 2014, 11:59
Replies: 11,831
Views: 24,210,125
Posted By threemiles

Assuming the plane has flown straight. If it has...

Assuming the plane has flown straight. If it has flown zig-zag or circles that would not help.
15th Mar 2014, 06:34
Replies: 11,831
Views: 24,210,125
Posted By threemiles

last ping from mh370 to satellite at 8.11 am...

last ping from mh370 to satellite at 8.11 am Malaysia time
that is 6 hrs 50 after last radar blip or 7 hrs 30 after takeoff
14th Mar 2014, 10:48
Replies: 11,831
Views: 24,210,125
Posted By threemiles

All airlines have different equipment. It would...

All airlines have different equipment. It would need a source that KNOWS the MH 777, to rule out the loo theory (as it happened on LAM E190 a few months ago = deliberate CFIT).
14th Mar 2014, 10:38
Replies: 11,831
Views: 24,210,125
Posted By threemiles

This is where the drama started

Post 1389 of this thread

http://www.pprune.org/rumours-news/535538-malaysian-airlines-mh370-contact-lost-70.html#post8364395
...
13th Mar 2014, 08:16
Replies: 11,831
Views: 24,210,125
Posted By threemiles

Conspiracy or catastrophe?

What else we know or guess?

1) COM: The crew saluted the Lumpur ACC when requested to switch frequency to HCM. Normal procedure. They never contacted HCM. Optimum point of time to take control of...
13th Mar 2014, 03:30
Replies: 11,831
Views: 24,210,125
Posted By threemiles

1) A 777 has at least two transponders, if not...

1) A 777 has at least two transponders, if not three. One transponder inop does not make the plane disappear or fall out of the sky. The Air India 777 return after departure makes sense, because if...
12th Mar 2014, 20:19
Replies: 11,831
Views: 24,210,125
Posted By threemiles

There is no CPDLC with Lumpur and HCM.

There is no CPDLC with Lumpur and HCM.
Showing results 1 to 35 of 46
 


 
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