Search found 6579 matches

by timz
Sun Apr 07, 2019 8:27 pm
Forum: Civil Aviation
Topic: LAS - second East-West Runway - when did it open?
Replies: 8
Views: 1498

Re: LAS - second East-West Runway - when did it open?

historicaerials.com shows it under construction in 1990 and open in 1991.

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by timz
Sun Apr 07, 2019 8:22 pm
Forum: Civil Aviation
Topic: Pan Am flight logs in 1977
Replies: 14
Views: 2284

Re: Pan Am flight logs in 1977

If you don't have the flight numbers yet 31 Oct 1976 https://merrick.library.miami.edu/cdm/compoundobject/collection/asm0341/id/35402/rec/214 24 April 1977 https://merrick.library.miami.edu/cdm/compoundobject/collection/asm0341/id/31670/rec/217 12 Sept 1977 https://merrick.library.miami.edu/cdm/comp...

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by timz
Thu Apr 04, 2019 8:12 pm
Forum: Civil Aviation
Topic: HA Starts HNL-BOS Today. Longest Scheduled Domestic Flight in US HIstory
Replies: 92
Views: 16282

Re: HA Starts HNL-BOS Today. Longest Scheduled Domestic Flight in US HIstory

DenverTed wrote:
I don't think [UA] ever flew Detroit or Boston nonstop

UA did DTW-HNL -- 1970 maybe.

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by timz
Sun Mar 24, 2019 8:35 pm
Forum: Civil Aviation
Topic: Unknown airport-Eastern DC-9
Replies: 33
Views: 5647

Re: Unknown airport-Eastern DC-9

Yeah, the now-orange bldg beyond "EASTERN" on the DC9 is at 25.8086N 80.33616W. (What looks like one bldg in the pic is that bldg with another bldg beyond its right end.)

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by timz
Sat Mar 23, 2019 11:55 pm
Forum: Civil Aviation
Topic: Unknown airport-Eastern DC-9
Replies: 33
Views: 5647

Re: Unknown airport-Eastern DC-9

Historicaerials.com has a 1986 aerial of Miami, and the taxiways in the pic match up pretty well with the taxiways north of Runway 12. But the distant buildings in the pic --- can't find them on current aerials. (How about the bldg at 25.807N 80.331W that's on the 1980s aerials and is gone now?) If ...

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by timz
Sat Mar 23, 2019 10:46 pm
Forum: Technical/Operations
Topic: No more LAX loop on departures
Replies: 24
Views: 6878

Re: No more LAX loop on departures

https://aeronav.faa.gov/d-tpp/1903/00237SEALBEACH.PDF
-->

747Whale wrote:
the SEAL BEACH 8 ... [is] flown for both eastbound and westbound departures

Westbound from LAX? Off of runways 6/7, you mean?

https://aeronav.faa.gov/d-tpp/1903/00237SEALBEACH.PDF

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by timz
Sat Mar 16, 2019 8:28 pm
Forum: Civil Aviation
Topic: Help determining date of Conquest Airlines map
Replies: 2
Views: 622

Re: Help determining date of Conquest Airlines map

The wikipedia article says Monterrey started 1991; apparently the map is 1991-93. I'll check a couple OAGs.

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by timz
Tue Feb 19, 2019 12:12 am
Forum: Civil Aviation
Topic: Former JFK international terminal and tower
Replies: 27
Views: 5134

Re: Former JFK international terminal and tower

Some diagrams https://www.flickr.com/photos/[email protected]/12535962994/sizes/h/ https://www.flickr.com/photos/[email protected]/12535824724/sizes/k/ https://www.flickr.com/photos/[email protected]/15530504470/sizes/h/ https://www.flickr.com/photos/[email protected]/15529468179/sizes/h/ https://www.flickr.com/photos/...

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by timz
Thu Feb 07, 2019 12:52 am
Forum: Civil Aviation
Topic: Northwest Detroit-Shanghai non-stop start date/history
Replies: 4
Views: 727

Re: Northwest Detroit-Shanghai non-stop start date/history

The NW timetable for 1 May 1999 and the July 1999 OAG show an eastward one-stop via NRT.

No eastward direct flights in NW timetables for 8 Sept 1999, 31 Jan 2000 or 1 May 2000.

August 2000 OAG shows the nonstop.

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by timz
Mon Feb 04, 2019 10:40 pm
Forum: Aviation Hobby
Topic: Seen that collection of Pan Am timetables?
Replies: 6
Views: 2217

Seen that collection of Pan Am timetables?

I finally noticed the Pan Am timetables at https://merrick.library.miami.edu/specialCollections/asm0341/ Hundreds of them, in semi-random order. I listed most of the 1945-1990 system timetables in date order -- if you want the lists give me your e-mail and I'll send them to you. (I might have made a...

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by timz
Fri Feb 01, 2019 6:52 pm
Forum: Civil Aviation
Topic: Can anyone identify the aircraft type shown in this photo?
Replies: 57
Views: 11828

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

DL747400 wrote:
Do (did?) both LGA and JFK use this flightpath?

JFK approaches are never this low over Manhattan, unless they're straight in to runway 13. I'm guessing they never were-- what would be the point of being down there with the LGA approaches?

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by timz
Thu Jan 31, 2019 7:45 pm
Forum: Civil Aviation
Topic: Can anyone identify the aircraft type shown in this photo?
Replies: 57
Views: 11828

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

Airport Activity Statistics shows 2283 Empire F28 departures from LGA in 1984, and 410 Piedmont -- no Pilgrim. Probably all Piedmont's F28 arrivals were from the south or west, so they wouldn't be southbound down the Hudson.

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by timz
Thu Jan 31, 2019 7:01 pm
Forum: Civil Aviation
Topic: Can anyone identify the aircraft type shown in this photo?
Replies: 57
Views: 11828

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

World Financial Center is under construction, so the 1984 date might be right.

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by timz
Thu Jan 31, 2019 6:57 pm
Forum: Civil Aviation
Topic: Can anyone identify the aircraft type shown in this photo?
Replies: 57
Views: 11828

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

It's going to LGA, starting to bank left for runway 4 or 31. Do LGA arrivals from the northeast still do this? Did Piedmont have any flights to LGA from the NE?

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by timz
Sun Jan 20, 2019 9:54 pm
Forum: Technical/Operations
Topic: Question on ANA's departure from SJC
Replies: 12
Views: 4625

Re: Question on ANA's departure from SJC

I punched the filed route into ForeFlight, and it shows direct SFO at 3,500 Must be just for clerical reasons, or something. They'd never actually do that, of course. They climb to 5000 and turn WNW to pass under the SFO arrival stream from the south. Like he said, that's what AA MD11s to Tokyo did...

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by timz
Sat Jan 19, 2019 3:37 am
Forum: Civil Aviation
Topic: American Airlines and the Boeing 767-200
Replies: 31
Views: 9849

Re: American Airlines and the Boeing 767-200

Mortyman wrote:
March 1988 between Orlando and Dallas and Dallas and Mexico city.

3/88 OAG says all MD80 MCO-DFW except the 0828 departure was a 767. DFW-MEX was all 72S.

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by timz
Thu Jan 17, 2019 6:53 pm
Forum: Travel, Polls & Preferences
Topic: World's Busiest Airports 1990
Replies: 9
Views: 4288

Re: World's Busiest Airports 1990

Busiest airport in the US 1949 to 1958 was always Chicago Midway -- by flight count, anyway, and probably by passenger count. No doubt it was #1 in the world. O'Hare replaced it and was the world #1 thru the 1960s and 1970s, by flight count at least. https://babel.hathitrust.org/cgi/pt?id=mdp.390150...

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by timz
Wed Jan 16, 2019 7:32 pm
Forum: Civil Aviation
Topic: AC's Mainline 320s - Caribbean OPS. No ETOPS?
Replies: 7
Views: 1840

Re: AC's Mainline 320s - Caribbean OPS. No ETOPS?

B748eye wrote:
AC hugs the USA coast towards Miami and a hard easterly turn.

As his map shows, lack of ETOPS wouldn't lengthen the route much. Do AC aircraft lack rafts, or some such?

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by timz
Sat Jan 12, 2019 9:47 pm
Forum: Technical/Operations
Topic: How far away are we from direct routings
Replies: 33
Views: 5529

Re: How far away are we from direct routings

how far away are we from "Cleared takeoff, route direct to destination" If flights are converging on JFK from all over the US, they can't all converge on JFK -- they have to converge on a point west of JFK so approach control can sequence them. Years ago I heard a night flight climbing ou...

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by timz
Wed Jan 09, 2019 6:34 pm
Forum: Civil Aviation
Topic: An unfair comparison II - DC-7 vs. CV-880 vs. A220-100
Replies: 24
Views: 4360

Re: An unfair comparison II - DC-7 vs. CV-880 vs. A220-100

DC-7C economical cruise would be more like 260-270 knots. Typical seat count ... maybe 70-75 on international flights.

Econ cruise for a CV880 is less than 500 knots, of course, and don't plan to fly 3300 nm with it.

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by timz
Tue Jan 08, 2019 11:38 pm
Forum: Technical/Operations
Topic: ETOPS/safety rating for flights between AU/NZ and Chile/Argentina
Replies: 29
Views: 3872

Re: ETOPS/safety rating for flights between AU/NZ and Chile/Argentina

Turns out SYD to JNB is 5963 nm direct, or 6247 nm if you stay within 1600 nm of Perth and Mauritius.

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by timz
Tue Jan 08, 2019 6:31 pm
Forum: Travel, Polls & Preferences
Topic: Flight details from 1974
Replies: 18
Views: 2060

Re: Flight details from 1974

CVL is Caravelle.

ABC mean ABC Guide, the monthly book of airline schedules, on paper. I happen to have one for April 1974.

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by timz
Tue Jan 08, 2019 12:39 am
Forum: Technical/Operations
Topic: ETOPS/safety rating for flights between AU/NZ and Chile/Argentina
Replies: 29
Views: 3872

Re: ETOPS/safety rating for flights between AU/NZ and Chile/Argentina

SYD/MEL to JNB/CPT would need a slight detour to stay within 240 minutes -- maybe Cocos would eliminate that.

(No, looks like Cocos doesn't help much.)

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by timz
Mon Jan 07, 2019 10:58 pm
Forum: Travel, Polls & Preferences
Topic: Flight details from 1974
Replies: 18
Views: 2060

Re: Flight details from 1974

4/74 ABC says

TG602 DC8
VN784 707
SQ613 737
SQ208 737
PA812 707

TN497 D9S
TN422 D9S
QF850 707
TE556 D10
QF586 707

PA806 PPT-Pago Pago-HNL 707 (no PA 824 shown)
WA560 B3F
WA637 D10
VA781 DC8
PA217 707

SR205 DC8
AZ1553 D8S
LN121 CVL
SR241 DC9

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by timz
Mon Jan 07, 2019 7:33 pm
Forum: Civil Aviation
Topic: 5+ Hour delays into SFO
Replies: 95
Views: 17912

Re: 5+ Hour delays into SFO

    As you'd expect, 19R departures turn left same as 19L departures. If SFO is sending most departures off runways 19, some will be off 19R -- it's not rare, given that they're departing the 19s.

    I have a slide of a Tower Air 747 departing 19R to JFK.

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    by timz
    Sun Jan 06, 2019 10:15 pm
    Forum: Civil Aviation
    Topic: Inland Empire Airlines Fokker 27
    Replies: 14
    Views: 1782

    Re: Inland Empire Airlines Fokker 27

    Must be a different Inland Empire than the one that flew Metros SFO to Fresno about 1980? So where and when did it fly?

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    by timz
    Sun Jan 06, 2019 12:31 am
    Forum: Technical/Operations
    Topic: ETOPS/safety rating for flights between AU/NZ and Chile/Argentina
    Replies: 29
    Views: 3872

    Re: ETOPS/safety rating for flights between AU/NZ and Chile/Argentina

    Wouldn't that depend on whether Diego Garcia is an allowed alternate? Is it?

    Or maybe Cocos Island is more useful -- is it an allowed alternate?

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    by timz
    Sat Jan 05, 2019 9:55 pm
    Forum: Technical/Operations
    Topic: ETOPS/safety rating for flights between AU/NZ and Chile/Argentina
    Replies: 29
    Views: 3872

    Re: ETOPS/safety rating for flights between AU/NZ and Chile/Argentina

    all airliners flying such a Southern route must be ETOPS330 certified They need 330 if they want to fly the great circle. If an AKL-EZE flight stays within 1600 nm of an airport, it increases its route by 250 nm, compared to great circle. A MEL-SCL flight staying within 1600 nm of an airport is 502...

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    by timz
    Sat Jan 05, 2019 3:26 pm
    Forum: Civil Aviation
    Topic: AUS nonstop out of Texas -- when?
    Replies: 0
    Views: 835

    AUS nonstop out of Texas -- when?

    In 1968 Braniff started a SAT-AUS-IAD-EWR 727. Was this Austin's first-ever nonstop out of the state? Did it remain unique until DL and EA started ATL in 1979?

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    by timz
    Fri Jan 04, 2019 7:30 pm
    Forum: Civil Aviation
    Topic: LaGuardia Perimeter Rule
    Replies: 79
    Views: 14562

    Re: LaGuardia Perimeter Rule

    Boeing doesn't claim any 767 can use a 7000-ft runway at MTOW. A paragraph on the DCA rule, from the old Wikipedia article Originally the airport had no perimeter rule; from 1954 to 1960, airlines scheduled nonstop flights to California on piston-engine airliners.[40][41] Scheduled jet airliners wer...

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    by timz
    Fri Jan 04, 2019 6:39 pm
    Forum: Civil Aviation
    Topic: LaGuardia Perimeter Rule
    Replies: 79
    Views: 14562

    Re: LaGuardia Departure Limits

    jagraham wrote:
    both 757s and particularly 767-300s were designed to lift their MTOW from a 7000 ft sea level runway.

    Then they didn't live up to the design.

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    by timz
    Fri Jan 04, 2019 6:27 pm
    Forum: Civil Aviation
    Topic: LaGuardia Perimeter Rule
    Replies: 79
    Views: 14562

    Re: LaGuardia Departure Limits

    MO11 wrote:
    [LGA's rule] was 2000 miles before 1984, then reduced to 1500 miles.

    Anyone heard of a 2000-mile rule, anytime?

    MO11 wrote:
    DCA had a "gentlemen's agreement" until around 1981

    The Wikipedia article hopefully still explains the history of the DCA rule. No gentlemen involved.

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    by timz
    Thu Jan 03, 2019 6:44 pm
    Forum: Technical/Operations
    Topic: ETOPS/safety rating for flights between AU/NZ and Chile/Argentina
    Replies: 29
    Views: 3872

    Re: ETOPS/safety rating for flights between AU/NZ and Chile/Argentina

    x1234 wrote:
    ETOPS aircraft (77E for AirNZ, 789 for LATAM, Qantas still uses the 4 engine B744) require 330 minutes.

    They don't "require" 330 minutes -- they need 330 minutes to fly the great circle. A 240-minute-legal route would be a bit longer -- half an hour longer, offhand guess.

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    by timz
    Thu Jan 03, 2019 6:38 pm
    Forum: Civil Aviation
    Topic: LaGuardia Perimeter Rule
    Replies: 79
    Views: 14562

    Re: LaGuardia Departure Limits

    Beechtobus wrote:
    the 1500 mile perimeter rule from LGA is. an artificial method of forcing airlines to use JFK (what was IDL) and to keep airlines from abandoning EWR.

    Far as anyone knows, the rule dates from 1984. JFK and EWR didn't need protection then.

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    by timz
    Mon Dec 31, 2018 6:36 pm
    Forum: Technical/Operations
    Topic: SFO Runway 19R Takeoff
    Replies: 9
    Views: 1522

    Re: SFO Runway 19R Takeoff

    strfyr51 wrote:
    the departure climbed right over EL Camino Real and the Cemeteries in San Bruno and Colma.

    One pic you'll never see: an airliner departing SFO runway 19 and turning west. What would be the point?

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    by timz
    Thu Dec 27, 2018 10:31 pm
    Forum: Civil Aviation
    Topic: Why did American Airlines go with 707 over DC-8?
    Replies: 111
    Views: 19326

    Re: Why did American Airlines go with 707 over DC-8?

    the airlines that operated [the B377] successfully - Pan American, American Overseas Airlines, BOAC and Northwest Orient - only operated it on the premium routes where they could charge enough to make money. First Class fare on a Stratocruiser was usually the same as First Class on other airliners ...

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    by timz
    Thu Dec 27, 2018 6:34 pm
    Forum: Travel, Polls & Preferences
    Topic: Impossible routes between big cities due to distance more than 9500nm
    Replies: 16
    Views: 3734

    Re: Impossible routes between big cities due to distance more than 9500nm

    trauha wrote:
    The Concorde was quite economical once up cruising.

    Meaning, its cruise consumption per seat-kilometer was only four times as much as a 747? Or was it more than that?

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    by timz
    Sun Dec 23, 2018 9:33 pm
    Forum: Travel, Polls & Preferences
    Topic: McCarran take offs
    Replies: 9
    Views: 1013

    Re: McCarran take offs

    Chemist wrote:
    If there was a strong headwind, the "apparent" angle from ground reference would appear steeper

    The angle of the flight path, you mean. Pitch angle won't change.

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    by timz
    Fri Dec 21, 2018 7:19 pm
    Forum: Civil Aviation
    Topic: Why did American Airlines go with 707 over DC-8?
    Replies: 111
    Views: 19326

    Re: Why did American Airlines go with 707 over DC-8?

    No, usually not. Looks like a 737-800 has about 44% of the wing area of a 707-320B.

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    by timz
    Fri Dec 21, 2018 6:37 pm
    Forum: Civil Aviation
    Topic: Why did American Airlines go with 707 over DC-8?
    Replies: 111
    Views: 19326

    Re: Why did American Airlines go with 707 over DC-8?

    Guess it's easy to compare the 707 and 737 wing loadings -- gross weight divided by wing area. Offhand guess: 737 has more wing per pound of aircraft.

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    by timz
    Wed Dec 19, 2018 8:52 pm
    Forum: Civil Aviation
    Topic: Why did American Airlines go with 707 over DC-8?
    Replies: 111
    Views: 19326

    Re: Why did American Airlines go with 707 over DC-8?

    CWizard wrote:
    Current jetliners are slower than the original 707, which cruised at an equivalent ground speed of 608 mph.

    No idea about ground speed, but the original 707 usually cruised at Mach 0.82 or less.

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    by timz
    Sun Dec 16, 2018 9:50 pm
    Forum: Technical/Operations
    Topic: ATC readback before Tenerife accident, 1977
    Replies: 13
    Views: 2969

    Re: ATC readback before Tenerife accident, 1977

    Offhand guess: if you look at accident reports that have transcripts of ATC conversations, you'll see lots of readbacks before 1977.

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    by timz
    Wed Dec 12, 2018 1:54 am
    Forum: Technical/Operations
    Topic: How much have Jet Engines Improved?
    Replies: 17
    Views: 2911

    Re: How much have Jet Engines Improved?

    At 35000 ft, SFC for the JT3Cs on a 707-120 or the JT4As on a -320 was around 0.9.

    JT3Ds and JT8Ds around 0.81 (bypass ratio around 1:1)

    JT8D-200s ... something less than 0.8?

    All the higher-bypass engines do better -- like Wikipedia says, something less than 0.6.

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    by timz
    Tue Dec 11, 2018 1:32 am
    Forum: Civil Aviation
    Topic: Routing of non-stop flights Europe-Hong Kong during the 1980s
    Replies: 59
    Views: 11198

    Re: Routing of non-stop flights Europe-Hong Kong during the 1980s

    Cathay Pacific Constellations -- don't see any mention of Cathay in Marson's book. Anyone else find it? 10/59 OAG shows a weekly Electra Hong Kong to Manila to Darwin to Sydney. Don't have any OAGs between then and 5/59 -- in that issue Cathay doesn't fly beyond Singapore, Borneo and Manila. Ditto t...

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    by timz
    Mon Dec 10, 2018 10:20 pm
    Forum: Civil Aviation
    Topic: Routing of non-stop flights Europe-Hong Kong during the 1980s
    Replies: 59
    Views: 11198

    Re: Routing of non-stop flights Europe-Hong Kong during the 1980s

    Cunard wrote:
    I find it very unlikely that I had stated that the inaugural flight was on a B747-300 classic.

    If you read his post again, you'll see he didn't say you said that.

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    by timz
    Mon Dec 10, 2018 6:38 pm
    Forum: Technical/Operations
    Topic: Why is the B717-200 limited to FL370?
    Replies: 10
    Views: 2050

    Re: Why is the B717-200 limited to FL370?

    Is the pressure differential limited to 7.8 psi? If so, can't maintain 8000 ft cabin altitude at FL380.

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    by timz
    Thu Dec 06, 2018 6:33 pm
    Forum: Civil Aviation
    Topic: Routing of non-stop flights Europe-Hong Kong during the 1980s
    Replies: 59
    Views: 11198

    Re: Routing of non-stop flights Europe-Hong Kong during the 1980s

    How much longer was the schedule flight time circa 1984, compared to later?

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    by timz
    Tue Dec 04, 2018 12:48 am
    Forum: Travel, Polls & Preferences
    Topic: When scheduled Jet Ops started at US airports
    Replies: 20
    Views: 1205

    Re: When scheduled Jet Ops started at US airports

    Must have been wrong about Oakland -- Airport Activity Stats only shows 7 TWA jet departures in 1962, so presumably they weren't scheduled.

    Sacramento and Reno both 1964. Surprised to see White Plains got Mohawk BACs in 1965; Islip didn't get them until 1969.

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    by timz
    Mon Dec 03, 2018 8:45 pm
    Forum: Travel, Polls & Preferences
    Topic: When scheduled Jet Ops started at US airports
    Replies: 20
    Views: 1205

    Re: When scheduled Jet Ops started at US airports

    Newark: United, 11 Sept 1961 La Guardia: AA-UA, 1 June 1964 Stewart: AA, April 1990 Oakland's 10000-ft runway opened in 1962 and I think TWA started a 707 almost immediately, but it didn't last too long and OAK may have been jetless for a little while around 1964. Any other airports started jets and...

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    by timz
    Sun Dec 02, 2018 10:07 pm
    Forum: Civil Aviation
    Topic: Why hasn’t plane design changed much?
    Replies: 150
    Views: 15840

    Re: Why hasn’t plane design changed much?

    OA940 wrote:
    windows on planes today are much larger than they used to be

    Offhand guess: all the prop airliners had windows larger than today's airliners. (Just not so many of them.)

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