Search found 80 matches

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by N47
Sat Jul 11, 2020 4:03 am
Forum: Civil Aviation
Topic: Qatari 747-8i BBJ flying mansion hits the market
Replies: 45
Views: 12602

Re: Qatari 747-8i BBJ flying mansion hits the market

Didnt they gift one of their 748 to turkey. So all together they had 4 at one time. I think it was Morocco. Edit: That was the Emiratis that gave it to Morocco. https://www.bbc.com/news/world-middle-east-45550537 This is the one i was thinking of. I havent heard of that one though i guess if u have...

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by N47
Fri Jul 10, 2020 3:54 am
Forum: Civil Aviation
Topic: Qatari 747-8i BBJ flying mansion hits the market
Replies: 45
Views: 12602

Re: Qatari 747-8i BBJ flying mansion hits the market

Didnt they gift one of their 748 to turkey. So all together they had 4 at one time.

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by N47
Sun May 24, 2020 5:29 am
Forum: Civil Aviation
Topic: PIA A320 (flight PK8303) crashes in Karachi
Replies: 730
Views: 153643

Re: PIA A320 (flight PK8303) crashes in Karachi

Sad day for aviation. My condolences to the families.

Great observations by the many posters here.

What would be interesting to know is when was this crew’s last sector before this flight. Did they have a prolonged break due to the current situation. Would that even have an effect on flying skills?

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by N47
Fri May 15, 2020 5:36 pm
Forum: Civil Aviation
Topic: Boston skyline height restrictions
Replies: 61
Views: 8940

Re: Boston skyline height restrictions

It's called Obstruction Evaluation/Airport Airspace Analysis (OEAAA) Its the group within the FAA that evaluates if certain structures will have any safety/operation impact on the NAS. The most important consideration is what we call the part 77 surfaces, which are derived from a combination of appr...

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by N47
Wed May 13, 2020 3:40 am
Forum: Technical/Operations
Topic: How do I know if I can use CAT I, II, III in particular airport
Replies: 12
Views: 2031

Re: How do I know if I can use CAT I, II, III in particular airport

I would also add that when performing CAT II/III approaches the ground equipment (LOC in particular) are protected to higher degree (no objects allowed near the LOC). Its always a good idea to advise the tower when performing CAT II/III approaches above minimums (for currency or what have you) as th...

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by N47
Tue May 05, 2020 4:34 am
Forum: Civil Aviation
Topic: Incident: fire suppression system malfunction at LHR
Replies: 12
Views: 3491

Re: Incident: fire suppression system malfunction at LHR

https://www.abc.net.au/news/2018-12-03/ ... y/10576552

Some firefighting foam can be quite toxic.


I believe most of fire fighting foam used at airports have some form of PFAS in them.
-->

889091 wrote:
PFAS contamination in Australia
https://www.abc.net.au/news/2018-12-03/ ... y/10576552

Some firefighting foam can be quite toxic.


I believe most of fire fighting foam used at airports have some form of PFAS in them.

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by N47
Sat Apr 11, 2020 3:25 am
Forum: Civil Aviation
Topic: Coronavirus Aviation Related News & Discussion Thread - April 2020
Replies: 542
Views: 99143

Re: Coronavirus Aviation Related News & Discussion Thread - April 2020

Came across this page recently (forgive me if its been already posted). Shows where airlines are parking their aircraft at major airports (Emergency Parking Plan).

https://www.faa.gov/air_traffic/flight_info/aeronav/aero_data/apt_constr_notices/

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by N47
Sat Apr 11, 2020 3:13 am
Forum: Technical/Operations
Topic: Question about Non-Precision Instrument Approaches at SAN
Replies: 21
Views: 1615

Re: Question about Non-Precision Instrument Approaches at SAN

For Rwy 27, the main obstacle preventing 27 from having an ILS approach and causing the displaced threshold is the Laurel Street Parking garage as well as the terrain immediately to the north and east. Sounds like a good candidate for a GLS approach. I was thinking the same thing while reading the ...

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by N47
Tue Mar 31, 2020 5:09 am
Forum: Technical/Operations
Topic: Using passenger aircraft as freighters during this crisis
Replies: 20
Views: 4214

Re: Using passenger aircraft as freighters during this crisis

Lufthansa has been loading passanger compartments with some boxes as well check out the following link, swipe left for the second photo.

https://www.instagram.com/p/B-KHvGhiAM3/?igshid=wqmz8v73wtuo

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by N47
Tue Mar 31, 2020 3:52 am
Forum: Civil Aviation
Topic: Thai Airways Airbus A350 was involved in a serious landing incident
Replies: 17
Views: 7965

Re: Thai Airways Airbus A350 was involved in a serious landing incident

Sounds like a false glideslope, no? Thats a good guess. I would say thats unlikely since false glideslopes tend to produce glide path angles higher than 3 and usually multiples of 3 degrees such as 6 depending on the glideslope type. The most issue is the null reference type of glide slope. TK6491 ...

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by N47
Sun Mar 29, 2020 3:34 am
Forum: Civil Aviation
Topic: Australia Lands Airbus A319 In Antarctica For Rescue Mission
Replies: 8
Views: 3706

Re: Australia Lands Airbus A319 In Antarctica For Rescue Mission

I wonder if they shot the TLS approach.

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by N47
Mon Mar 09, 2020 5:33 pm
Forum: Technical/Operations
Topic: Virgin Atlantic (And EY) ILS deviations at HKG
Replies: 3
Views: 1117

Re: Virgin Atlantic (And EY) ILS deviations at HKG

This sort of stuff happens rather often at major airports, here's a case in Chicago: http://avherald.com/h?article=4ba33b1c Maybe a A380 or 747 landed before these aircraft and as they were leaving the runway the tail reflected the LOC signal and caused the deviation. Another possibility is an aircr...

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by N47
Sun Mar 01, 2020 6:27 pm
Forum: Technical/Operations
Topic: Using a NDB during a storm
Replies: 36
Views: 2429

Re: Using a NDB during a storm

When we did some local flight testing the pilots tuned ADF2 to a local AM station and we were listening to music and local traffic thorugh the ADF reciever. I remember that trick, tried it a few times for fun. An old SAS captain told me about it. Do you know any website that has a list of stations?...

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by N47
Sun Mar 01, 2020 5:26 pm
Forum: Technical/Operations
Topic: Using a NDB during a storm
Replies: 36
Views: 2429

Re: Using a NDB during a storm

I recall in instrument ground school the instructor called the ADF a poor man's thunderstorm detector. In Alaska they consider it to be the poor man’s VOR. They are still widely used up there, as someone said its a very simple device, much simpler to install and maintain than VORs. Because they don...

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by N47
Sun Mar 01, 2020 5:16 pm
Forum: Technical/Operations
Topic: Using a NDB during a storm
Replies: 36
Views: 2429

Re: Using a NDB during a storm

As far as airline policy, at my current airline and airplane I’m flying now, the airline is not authorized to fly NDB approaches, it can fly VOR approaches. But the aircraft itself (Airbus 320) can’t actually receive VOR or NDB signals. (It does receive DME and tunes VORs to receive the DME from di...

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by N47
Sat Feb 29, 2020 5:34 am
Forum: Civil Aviation
Topic: AA expand Tulsa maintenance base
Replies: 17
Views: 3936

Re: AA expand Tulsa maintenance base

I think the museum there is also getting expanded. The md-80 will go inside it.

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by N47
Wed Feb 12, 2020 2:23 am
Forum: Civil Aviation
Topic: SFO landing Rwy 01R today
Replies: 59
Views: 9666

Re: SFO landing Rwy 01R today

I flew in today from ZRH on LX38 (a773). Initially I thought we were lined up for 28L but then we made a Kai Tak like circling approach to 1R. The pilot flying made a very nice landing too. What a treat! That always makes a memorable experience. I had a similar experience at EWR on a LH 747 we were...

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by N47
Wed Feb 12, 2020 1:50 am
Forum: Civil Aviation
Topic: New Jersey Aviation Thread (EWR, ACY, TTN) - 2020
Replies: 46
Views: 3030

Re: New Jersey Aviation Thread (EWR, ACY, TTN) - 2020

ACY is a bit surprising considering the role it's played over the years by being connected to other hubs in the Northeast and it's proximity to PHL. I'm a bit shocked that AA doesn't have service to DCA or PHL by now and I think it's long overdue for DL to at least have a CR7 or CR9 to ATL or DTW b...

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by N47
Fri Jan 24, 2020 8:27 pm
Forum: Civil Aviation
Topic: Boeing 777-9 first flight 25 January 2020
Replies: 970
Views: 80208

Re: Boeing 777-9 first flight 24 January 2020 (weather permitting)

Gusts coming down to 23-24.

Also there is the Canadair T33 as BOE16X just south of the airfield. Perhaps its happening soon.

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by N47
Fri Jan 17, 2020 4:25 am
Forum: Technical/Operations
Topic: Flight path changes
Replies: 18
Views: 2059

Re: Flight path changes

The NOPAC tracks take into account winds before they are published to get the most traffic across as efficiently as possible. Not every track is optimum, however on a “global” basis looking at the combined tracks it is the best compromise to facilitate both efficiency and safety (ie ATC separation ...

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by N47
Fri Jan 17, 2020 4:18 am
Forum: Technical/Operations
Topic: Instrumental Landing system
Replies: 5
Views: 1573

Re: Instrumental Landing system

Here is a really good link i often refer to, its fairly technical but it does a great job at explaining the wizardry behind ILS. It also has a good bit about clearance signal in there as well: https://youtu.be/8g6ZMdjnIDw As for the # of elements in LOCs. In the US the standards 8, 14, 14/10, and 20...

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by N47
Sun Dec 08, 2019 12:16 am
Forum: Technical/Operations
Topic: Why did the ICAO put Kosovo "in the arctic" with regards to airport codes?
Replies: 5
Views: 1836

Re: Why did the ICAO put Kosovo "in the arctic" with regards to airport codes?

It was because the iceland military oversaw the operation of the airport around 2004. It is definitely out of place with the B; as GF said geographically belongs to the L family. https://shape.nato.int/iceland Being that Kosovo itself is not part of ICAO yet, NATO makes most of the administrative de...

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by N47
Sat Dec 07, 2019 11:37 pm
Forum: Technical/Operations
Topic: Fighting global warming: rethinking the NAT-OTS system
Replies: 14
Views: 2392

Re: Fighting global warming: rethinking the NAT-OTS system

DL717 wrote:
Ground based systems are not a component of the future.


I would argue they are. At the very least for redundancy.

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by N47
Tue Nov 26, 2019 9:02 pm
Forum: Non-Aviation
Topic: Earthquake in Albania
Replies: 2
Views: 273

Re: Earthquake in Albania

Sad news indeed. Thoughts and prayers with the families affected.

What a bad time to strike; 4 AM.

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by N47
Sun Nov 17, 2019 8:02 pm
Forum: Civil Aviation
Topic: Any fixed wing operators between JFK-EWR-LGA ?
Replies: 14
Views: 3224

Re: Any fixed wing operators between JFK-EWR-LGA ?

Flight times wouldn't be extremely short either. I've often seen some of the Delta ferry flights between JFK//LGA and flight time is often around 30 minutes in the air once you get into the air and then work themselves into the arrival pattern of the arrival airport. Given the congestion in NYC Air...

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by N47
Fri Nov 15, 2019 2:44 pm
Forum: Civil Aviation
Topic: Nearing the end of construction: JFK Rwy 13L/31R
Replies: 45
Views: 10981

Re: Nearing the end of construction: JFK Rwy 13L/31R

Any update on runway opening date? An FAA coworker of mine said that they finished the RWY lights including MALSRs and 13L lead-ins by the belt pkwy last week and they tested the controll system from the atc cab. They also flight checked all the NAVAIDS associated with the runways (13L/31R). So it ...

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by N47
Fri Nov 15, 2019 2:42 pm
Forum: Civil Aviation
Topic: Emirates President slams other airlines and Airbus for mishandling and retiring A380
Replies: 294
Views: 42972

Re: Emirates CEO slams other airlines and Airbus for mishandling and retiring A380

IMO The A380 is way ahead of its time. But airports can only get so big, and we can only build so many new airports. Just because you will be able to fly from Portland to Manchester doesn't mean that demand for flights from Chicago to London will suddenly stop increasing. We absolutely will need VL...

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by N47
Thu Nov 14, 2019 12:27 am
Forum: Civil Aviation
Topic: Nearing the end of construction: JFK Rwy 13L/31R
Replies: 45
Views: 10981

Re: Nearing the end of construction: JFK Rwy 13L/31R

Any update on runway opening date? An FAA coworker of mine said that they finished the RWY lights including MALSRs and 13L lead-ins by the belt pkwy last week and they tested the controll system from the atc cab. They also flight checked all the NAVAIDS associated with the runways (13L/31R). So it ...

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by N47
Tue Nov 12, 2019 1:55 pm
Forum: Civil Aviation
Topic: TK to start EWR-IST on May 25, 2020
Replies: 26
Views: 4142

Re: TK to start EWR-IST on May 25, 2020

Doesnt that schedule essentially mirror one of their flight from JFK? I feel this was almost the schedule I had when I flew them JFK-CAI back in 2015 That's the first thought that popped into my mind as well. Yes it does that flight is TK12. Austrian has a similar case with their NYC flight pairs O...

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by N47
Wed Nov 06, 2019 8:06 pm
Forum: Civil Aviation
Topic: Situation @Schiphol: Accidental trigger cockpit emergency distress
Replies: 105
Views: 13450

Re: Situation @Schiphol

I wonder what squawk code they were assigned. Kind of hard to put 7500 by accident in an airbus.

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by N47
Thu Oct 24, 2019 4:31 pm
Forum: Technical/Operations
Topic: In flight maps ?
Replies: 29
Views: 9952

Re: In flight maps ?

Always wondered why, on returning home on BA - 'Charterhouse' is showed (near Guildford) - yes we know it is a famous school, but what relevance to other much larger places? Bizarre!! That was the point of my original posting. Why are such small places shown on in flight maps? If I may speculate, m...

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by N47
Fri Sep 27, 2019 2:37 pm
Forum: Technical/Operations
Topic: Cell phone cuts out when aircraft takeoff overhead?
Replies: 21
Views: 5670

Re: Cell phone cuts out when aircraft takeoff overhead?

While that's a good thought, the LOC antennas are VHF from about 108 - 112 MHz they emit around 100 W and the radiation is very directional towards the runway. The aircraft only receives an ILS and does not emit anything else. Yes of course... I should have known better (NAV antennae don't emit any...

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by N47
Thu Sep 26, 2019 5:22 pm
Forum: Technical/Operations
Topic: Cell phone cuts out when aircraft takeoff overhead?
Replies: 21
Views: 5670

Re: Cell phone cuts out when aircraft takeoff overhead?

It could be that the specific frequencies from the aircraft trigger unintended changes in the outputs. Fred I was thinking along those lines, too. There is a localizer antenna very near their apartment, and I wonder if aircraft tuned into the ILS frequency might have something to do with it? While ...

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by N47
Thu Sep 26, 2019 5:15 pm
Forum: Technical/Operations
Topic: Cell phone cuts out when aircraft takeoff overhead?
Replies: 21
Views: 5670

Re: Cell phone cuts out when aircraft takeoff overhead?

Could the cell tower be fed by a microwave link that the aircraft flight path blocks ? I'm kind of leaning towards this also. Maybe the aircraft causes momentary multipath-fading to the telecomm signal. Either this, or the post about noise cancellation. The reason is that filtering has gotten reall...

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by N47
Sat Sep 21, 2019 12:21 pm
Forum: Military Aviation & Space Flight
Topic: UN General Assembly September 2019 News and Discussion Thread
Replies: 17
Views: 3041

Re: UN week why always JFK

It may have with security as well. For secret service details its ptobably a lot easier to transport the VIPs from jfk to midtown than it is from SFW or other places. I have recently found out that when heads of state are transported through tunnels the tunnels have to be closed to other traffic whi...

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by N47
Fri Sep 06, 2019 3:16 pm
Forum: Civil Aviation
Topic: Updated: Adria Airways has filed for bankruptcy
Replies: 217
Views: 40339

Re: Adria (JP) threatened with jet impounding

? Is this like a Macedonia/Northern Macedonia thingy? It is not comparable. The Northern Macedonia thing was just a dispute with Greece and even before the name change Macedonians could travel to Greece and the other way around. There are plenty of countries that do not recognise Kosovo: Spain, Gre...

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by N47
Fri Sep 06, 2019 11:33 am
Forum: Civil Aviation
Topic: Updated: Adria Airways has filed for bankruptcy
Replies: 217
Views: 40339

Re: Adria (JP) threatened with jet impounding

Tirana is well served from Italy. Pristina, Sarajevo can be taken over by AirSerbia Adria operates (or used to operate) MUC/FRA - PRN on behalf of LH, and VIE - PRN on behalf of OS. Also, flights (OS, JP, WK, LX, TK, et al.) that land/take-off in PRN are not allowed to fly in serbian airspace as th...

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by N47
Mon Apr 15, 2019 4:07 am
Forum: Civil Aviation
Topic: What Would Be The Most Useful Additional Runway At JFK/LGA/EWR?
Replies: 30
Views: 5900

Re: What Would Be The Most Useful Additional Runway At JFK/LGA/EWR?

The problem with building another 4/22 runway at EWR is there's no way to get arrivals onto it or departures off it without compromising traffic flow to an existing runway due to traffic conflicts with LGA. This is because all the arrivals to LGA from the south fly over the Hudson when LGA is landi...

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by N47
Sun Mar 31, 2019 2:34 pm
Forum: Civil Aviation
Topic: Weird Flight path
Replies: 14
Views: 2642

Re: Weird Flight path

Perhaps they were doing high resolution optical scans of the terrain around the airport for surveying reasons. The spaceshuttle did this around the world. Thats where the google earth terrain data mostly comes from. NOAA does similar scans with twin otters over the oceans. Ive seen them a couple tim...

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by N47
Mon Mar 18, 2019 3:51 am
Forum: Civil Aviation
Topic: Ethiopian Airlines 737MAX crashes enroute to Nairobi Q1 2019
Replies: 5479
Views: 741381

Re: Ethiopian Airlines 737MAX crashes enroute to Nairobi

Partly delegating inspections to a private entity and this happened. Imagine what would happen if they fully privatized the FAA.

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by N47
Thu Mar 14, 2019 12:10 pm
Forum: Civil Aviation
Topic: B737MAX Grounded Worldwide Q1 2019
Replies: 6476
Views: 743798

Re: B737MAX Grounded Worldwide

Right now, the FAA only has an acting director, Michael Herta for the past 2 years. I don’t know anything about him. He may be very good in that job or he may not be. Michael Huerta was the administrator of the FAA from 1/2011 to 1/2018. It is Dan Elwell who is the current acting administrator. In ...

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by N47
Wed Mar 13, 2019 1:17 pm
Forum: Civil Aviation
Topic: LH orders 20 B789 and 20 additional A350; Will sell 6 A380s back to Airbus
Replies: 355
Views: 56081

Re: LH orders 20 B789 and 20 additional A350; Will sell 6 A380s back to Airbus

Great news! I would imagine at least some of the 787 would replace the 767s in the OS fleet. By 2025 the 767 would be 30 years old.

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by N47
Sun Mar 10, 2019 1:22 am
Forum: Civil Aviation
Topic: TK001 hits turbulence, lands at JFK with 32 injured pax
Replies: 20
Views: 6824

Re: TK001 hits turbulence, lands at JFK with 32 injured pax

Most local news here in NY picked it up. What eventful day for NY airspace.

Heartbraking to hear about the baby. Having traveled with a 3 month old i can only imagine what the parents are going through.

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by N47
Fri Mar 08, 2019 11:51 am
Forum: Civil Aviation
Topic: Surviving L1011 Numbers?
Replies: 74
Views: 10419

Re: Surviving L1011 Numbers?

There is one at the FAA Technical Center in ACY. It's used for fire testing (lithium batteries, chemical fires, and other fire related tests). It still 'has' the delta livery. Its serving a rather noble purpose i would think. Even in its afterlife it is helping to keep us safe. Google map Link: http...

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by N47
Fri Feb 15, 2019 8:27 pm
Forum: Technical/Operations
Topic: ILS Categories US Major Airports
Replies: 23
Views: 4247

Re: ILS Categories US Major Airports

I'm surprised they had you that close to the MD. That's a good point, but we were initially greater than 5 miles behind the FDX MD-11. However, I suspect they slowed on the runway and rolled to the end or nearly so and that's why or how it fell apart. Being further down the runway would mean they w...

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by N47
Fri Feb 15, 2019 12:04 pm
Forum: Technical/Operations
Topic: ILS Categories US Major Airports
Replies: 23
Views: 4247

Re: ILS Categories US Major Airports

Fun fact about CAT II/III ILS's: due to the lower minimums and the safety involved CAT II/III systems have more stringent flight inspection tolerances meaning the CDI has to be centered about the centerline (or glidepath for GS) tighter than CAT I systems. When the A380 came onto the scene, because ...

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by N47
Mon Feb 04, 2019 8:26 pm
Forum: Civil Aviation
Topic: Can anyone identify the aircraft type shown in this photo?
Replies: 57
Views: 11820

Re: Can anyone identify the aircraft type shown in this photo?

Or you could be familiar with NY ATC procedures where you are cleared to the LGA VOR, maintain 3000, fly outbound on the 270 degree radial and follow the Hudson River southbound where ATC will eventually issue a left turn back towards the airport when a gap in the traffic permits. This has been a c...

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by N47
Sun Jan 13, 2019 7:58 pm
Forum: Technical/Operations
Topic: How interoperable are various SBAS and GBAS?
Replies: 17
Views: 2222

Re: How interoperable are various SBAS and GBAS?

IIRC, ORD has 12 different ILSs. That is a huge investment, that requires a lot of maintenance. The "implement GLS" breakeven point for airports with multiple ILSs must be much lower than for an airport with a single ILS. Yes operating and maintaining 12 ILS does become costly, however, b...

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by N47
Sun Jan 13, 2019 7:39 pm
Forum: Technical/Operations
Topic: How interoperable are various SBAS and GBAS?
Replies: 17
Views: 2222

Re: How interoperable are various SBAS and GBAS?

Returning to the focus of the topic title... does the Rockwell-Collins or Honeywell gear interoperate with GLS and SBAS worldwide? Does it need a software update, like Nav DBs, that contains the destination airports? Example: SBAS/GBAS equipped, US operator, a/c on TATL or TPAC route approaches FRA...

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by N47
Sun Jan 13, 2019 7:32 pm
Forum: Technical/Operations
Topic: How interoperable are various SBAS and GBAS?
Replies: 17
Views: 2222

Re: How interoperable are various SBAS and GBAS?

The key difference with SBAS and GBAS is that the raw gps corrections for SBAS are transmitted through the gps antenna (uhf L-band). WAAS has surveyed reference stations scattered through the US that measure raw gps data and send corrections via gps antenna also. WAAS equiped aircraft can do LPV app...

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