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Search: Posts Made By: airplanecrazy
Showing results 1 to 35 of 47
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Forum: Accidents and Close Calls
17th Feb 2023, 20:56
Replies: 488
Views: 124,330
Posted By airplanecrazy

FWIW, the lowest altitude in my interpolation for...

FWIW, the lowest altitude in my interpolation for the reconstruction video is 540' AMSL. Subtracting out field height of 486' at that point gives 54' AGL. Our answers agree within the margin of...
Forum: Accidents and Close Calls
17th Feb 2023, 17:40
Replies: 488
Views: 124,330
Posted By airplanecrazy

Talking to the ADS-B Exchange developers a couple...

Talking to the ADS-B Exchange developers a couple of years ago, their timestamps are applied on their collection servers which they claimed are accurately synced via NTP. Their timestamps do not...
Forum: Accidents and Close Calls
14th Feb 2023, 21:43
Replies: 488
Views: 124,330
Posted By airplanecrazy

My confidence is restored. I have re-examined the...

My confidence is restored. I have re-examined the data and believe the second video is +/- one second in audio timing that I received in an anonymous tip, and I believe that the aircraft are...
Forum: Accidents and Close Calls
14th Feb 2023, 14:29
Replies: 488
Views: 124,330
Posted By airplanecrazy

All, I am embarrassed to say, but I have...

All,

I am embarrassed to say, but I have lost confidence in my reconstruction. There is possibly a five second difference between the two aircraft, so their relative position with respect to each...
Forum: Accidents and Close Calls
13th Feb 2023, 22:02
Replies: 488
Views: 124,330
Posted By airplanecrazy

I have restored the link to the old version in...

I have restored the link to the old version in the previous post for your reference. Based on a tip, however, my belief is that the newer version is the accurate timing. I sent a FOIA requiest to...
Forum: Accidents and Close Calls
13th Feb 2023, 20:32
Replies: 488
Views: 124,330
Posted By airplanecrazy

Note: This is an updated version of my previously...

Note: This is an updated version of my previously posted video with improved synchronization of the audio and video based upon a tip I received (which seems credible).

Here is my animated video...
Forum: Accidents and Close Calls
13th Feb 2023, 16:07
Replies: 488
Views: 124,330
Posted By airplanecrazy

Here is my animated video reconstruction of the...

Here is my animated video reconstruction of the event driven by ADS-B granular data provided by flightradar24 and audio from LiveATC. Please see the video details for specific information about the...
Forum: Rotorheads
7th Dec 2022, 20:29
Replies: 6
Views: 3,431
Posted By airplanecrazy

Here is the preliminary NTSB report. I don't see...

Here is the preliminary NTSB report. I don't see any major revelations. https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/106348/pdf
Forum: Rotorheads
23rd Nov 2022, 14:08
Replies: 6
Views: 3,431
Posted By airplanecrazy

Assuming I found the correct flight, here is a...

Assuming I found the correct flight, here is a Google Earth visualization of the last few minutes of the flight as recorded by ADSB Exchange. Altitude is geometric (including EGM96 corrections).
...
Forum: Rotorheads
18th May 2022, 13:24
Replies: 63
Views: 12,518
Posted By airplanecrazy

I don't think it was in the final report, but...

I don't think it was in the final report, but from the materials report: "No bulbs were found in the AP1 ON, AP2 ON, COLL RAD, FD2 and SAS/ATT annunciators."...
Forum: Rotorheads
30th Apr 2022, 13:35
Replies: 41
Views: 10,072
Posted By airplanecrazy

LRP pointed out to me that had I looked a bit...

LRP pointed out to me that had I looked a bit earlier, I would see that the helicopter performed a descent, recovery, and climb out, prior to the time period I depicted. Here is an animation of the...
Forum: Rotorheads
30th Apr 2022, 12:12
Replies: 41
Views: 10,072
Posted By airplanecrazy

I don't have the winds at 2000', but here is the...

I don't have the winds at 2000', but here is the METAR from the local airport that showing winds from the west:

KGVQ 261656Z AUTO 28011KT 10SM BKN033 OVC043 09/02 A3007 RMK AO2

KGVQ 261656Z...
Forum: Rotorheads
29th Apr 2022, 13:42
Replies: 41
Views: 10,072
Posted By airplanecrazy

In no particular order: 1) I am circumspect...

In no particular order:

1) I am circumspect of the last few altitude readings (where it climbs fast) because they are inconsistent with ADS-B vertical rates, a 200' climb in two seconds at low...
Forum: Rotorheads
29th Apr 2022, 06:32
Replies: 41
Views: 10,072
Posted By airplanecrazy

Here is a quick animation I created of the last...

Here is a quick animation I created of the last 90 seconds of ADS-B Exchange data using Google Earth. This is my first attempt using Google Earth in this manner and it might not exactly track real...
Forum: Rotorheads
27th Apr 2022, 09:50
Replies: 41
Views: 10,072
Posted By airplanecrazy

Kathryn's Report: Bell 429, N507TJ: Fatal...

Kathryn's Report: Bell 429, N507TJ: Fatal accident occurred April 26, 2022 in Elba, Genesee County, New York (http://www.kathrynsreport.com/2022/04/bell-429-n507tj-fatal-accident-occurred.html?m=1)
...
Forum: Rotorheads
20th Feb 2022, 13:16
Replies: 23
Views: 8,134
Posted By airplanecrazy

From this video, I think the registration is...

From this video, I think the registration is N544SB: WPLG News
Forum: Rotorheads
12th Jan 2022, 14:31
Replies: 50
Views: 15,472
Posted By airplanecrazy

Last ADSBExchange

Here is the last data from ADSBExchange. Press the "History 1x" button to start the replay.

ADS-B Exchange - tracking 0 aircraft (adsbexchange.com)...
Forum: Rotorheads
23rd Jun 2021, 11:46
Replies: 339
Views: 64,212
Posted By airplanecrazy

ESPN and USA Today are reporting that the...

ESPN and USA Today are reporting that the settlement includes the Pilot’s estate (but that doesn’t make it true). Your question reminded me that there is also a cross complaint against the air...
Forum: Rotorheads
15th Jun 2021, 19:11
Replies: 339
Views: 64,212
Posted By airplanecrazy

It does not change your analysis, but I suspect...

It does not change your analysis, but I suspect it was much more than 30 feet. From the ADS-B data supplied by the FAA, I estimate that the aircraft began the steep bank at 17:45:09Z at an altitude...
Forum: Rotorheads
3rd Mar 2021, 13:18
Replies: 339
Views: 64,212
Posted By airplanecrazy

i am not a pilot, but is it fair to say that...

i am not a pilot, but is it fair to say that without automation the UA is recoverable ONLY IF the pilot is doing an instrument scan? I would be interested in seeing a similar UA video where the PF is...
Forum: Rotorheads
2nd Mar 2021, 03:31
Replies: 339
Views: 64,212
Posted By airplanecrazy

Sorry, I didn’t mean to imply that the bulbs were...

Sorry, I didn’t mean to imply that the bulbs were missing at the start of the flight, but I think they were missing or destroyed as a result of the crash.
...
Forum: Rotorheads
1st Mar 2021, 23:29
Replies: 339
Views: 64,212
Posted By airplanecrazy

Good point, it does seem odd that those items...

Good point, it does seem odd that those items were not mentioned in the report. I know from the docket that most of the indicator bulbs in the aircraft were missing or damaged. Here are the DAFCS...
Forum: Rotorheads
26th Feb 2021, 17:34
Replies: 339
Views: 64,212
Posted By airplanecrazy

I'm a little surprised that there was no mention...

I'm a little surprised that there was no mention of TAWS and the investigators' conclusion that it wouldn't have helped in this situation. Some armchair pundits thought that it would have helped, and...
Forum: Rotorheads
16th Feb 2021, 22:51
Replies: 339
Views: 64,212
Posted By airplanecrazy

Not to insert myself into your debate, but I...

Not to insert myself into your debate, but I recalled this section of the "OPERATIONAL FACTORS/HUMAN PERFORMANCE" report...
Forum: Rotorheads
14th Feb 2021, 23:12
Replies: 339
Views: 64,212
Posted By airplanecrazy

That makes perfect sense. Thanks!

That makes perfect sense. Thanks!
Forum: Rotorheads
14th Feb 2021, 14:18
Replies: 339
Views: 64,212
Posted By airplanecrazy

Is the behavior you describe specific to...

Is the behavior you describe specific to particular SPZ-7000 installations? The SPZ-7000 DAFCS Pilot's manual for the S76 says: "The go-around mode may be engaged by pressing the button on the mode...
Forum: Rotorheads
13th Feb 2021, 21:37
Replies: 339
Views: 64,212
Posted By airplanecrazy

Sorry, I can see how my response could be...

Sorry, I can see how my response could be misleading. I did not mean to imply that he didn't meet all the regs, just meant to answer rotorspeed's question "But did Ara really not have a current IR?"
Forum: Rotorheads
13th Feb 2021, 20:32
Replies: 339
Views: 64,212
Posted By airplanecrazy

None of the pilot's proficiency check records...

None of the pilot's proficiency check records published by the NTSB (since 2014) show FAR 135.297 Pilot in command: Instrument proficiency check....
Forum: Rotorheads
13th Feb 2021, 16:00
Replies: 339
Views: 64,212
Posted By airplanecrazy

Out of curiosity, on the SPZ-7000 DAFCS, what...

Out of curiosity, on the SPZ-7000 DAFCS, what does the pilot have to do to activate the go-around button? Does the AP1 or AP2 button need to be pushed first? Does the FD2 button and/or CPL button...
Forum: Rotorheads
9th Feb 2021, 18:40
Replies: 339
Views: 64,212
Posted By airplanecrazy

This is my transcription of the findings and...

This is my transcription of the findings and probable cause from the NTSB board meeting. I apologize in advance for typos or transcription errors when compared to the actual release.:

Findings:
...
Forum: Rotorheads
29th Jan 2021, 18:55
Replies: 339
Views: 64,212
Posted By airplanecrazy

Thank you for your reply!

Thank you for your reply!
Forum: Rotorheads
29th Jan 2021, 16:07
Replies: 339
Views: 64,212
Posted By airplanecrazy

Thanks for your reply. I have reviewed the FMS...

Thanks for your reply. I have reviewed the FMS extraction report again and I still suspect that the FMS is using the wrong position. Either the authors of the report incorrectly decoded the position...
Forum: Rotorheads
28th Jan 2021, 23:47
Replies: 339
Views: 64,212
Posted By airplanecrazy

Let me first say that I acknowledge that I am out...

Let me first say that I acknowledge that I am out of my area of expertise, and so this is my amateur speculation. I believe the Reference Position in the NTSB report (l34.25080n 118.76038w) recorded...
Forum: Rotorheads
28th Jan 2021, 11:12
Replies: 339
Views: 64,212
Posted By airplanecrazy

I think there may be one surprise. In December,...

I think there may be one surprise. In December, the NTSB posted to the docket the data extracted from the Flight Management System (I only noticed it yesterday). I am not a pilot or aviation...
Forum: Rotorheads
26th Aug 2020, 17:25
Replies: 156
Views: 42,987
Posted By airplanecrazy

Text of cross complaint

The user cazzipropri on Reddit posted a name anonymized version of the claims against the controllers. I obviously have a lot to learn about atc responsibilities. ...
Showing results 1 to 35 of 47
 
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