27 votes
Accepted

Why would an airport be depicted with symbology for runways longer than 8,069 feet even though it is reported on the sectional as 7,200 feet?

The FAA chart user's guide says: Hard-surfaced runways greater than 8069' or some multiple runways less than 8069' It's the latter case of some multiple runways less than 8069'. This is also ...
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  • 120k
18 votes
Accepted

Why does a de Havilland Comet have radiation symbols on the instrument panel?

Instrument markings back then were painted with luminescent paint containing radium, so they would glow in the dark continuously without having to be energized by a light source. You can buy luminous ...
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  • 103k
12 votes

Does anyone know what this approach chart symbol is?

What you want is the Frontmatter to the Terminal Procedures Publication, and in particular the pages under "Approach Lighting System" -- these document all the various permutations of visual approach ...
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8 votes

Why are different distances listed for the ILS and the LOC on this approach chart?

A very weird case, but each country can do things their own way. The ILS FAF - GS intercept at 2700' - is 0.2 NM inside the LOC FAF. In the FMC database, the former is coded as FI01, and the latter is ...
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  • 41.7k
8 votes

What is the purpose of these "stickers" in the F/A-18 Super Hornet fuselage?

It may or may not be being used in this application, but they are location markers, usually used in weapons separation tests to record the movement and behavior of stores in the airstream as they ...
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7 votes

On SIGWX (significant weather) charts, what does **/** mean?

http://www.beyourowncaptain.com/downloads/files/Reading%20Prog%20Charts.pdf http://aviationweather.gov/static/adds/docs/metars/wxSymbols_anno1.pdf Asterisks are snow, dots are rain. The slash means a ...
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  • 677
5 votes
Accepted

Where can you find symbols (like these) that aren't on the legend?

You can find this symbol in the "FAA Aeronautical Chart User Guide" on page 30. It shows as "Swamps, Marshes, Bogs"
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  • 17k
4 votes

Are there different symbols or graphics to identify different types of GA fuels?

As Walker notes in his answer AvGas is typically noted by color when talking about telling it apart. In terms of aircraft markings for fuel this is governed by FAA FAR 23.1557 Miscellaneous markings ...
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  • 95.9k
3 votes
Accepted

What does the solid black star symbol on this VNC chart mean?

Here's how to decode S2 Fl R 209: S1 - Identifier. Bearing relative to an aerodrome (N, W, NE). If there are multiple with the ...
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  • 771
3 votes

What is the purpose of an MRA at an intersection such as the one depicted here?

You can't identify the intersection precisely using the DRK and GCN radials because they're too nearly reciprocals of one another. With thin lines on paper, that works well, but with the actual ...
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  • 41.7k
1 vote

Symbology on standard terminal arrival (STAR) charts: T-ended vs arrow-ended lines?

According to the FAA Chart User's Guide, the arrows are transition routes and the 'T' is "Altitude change at other than Radio Aids." So your original assumption is correct. Regarding DSERT TWO ...
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  • 17.3k
1 vote

Are there different symbols or graphics to identify different types of GA fuels?

Aviation Fuels are dyed different colors. Jet A = Straw or Clear 82 Un-Leaded = Purple 100 Low Lead = Blue 100/130 = Green When there were more grades containing lead there was Red and Orange. ...
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  • 669
1 vote

Are there different symbols or graphics to identify different types of GA fuels?

There is 87 Mogas, 100 Low Lead (100LL), and 130. 100LL is pretty common for the 4 and 6 cylinder general aviation aircraft (single and 2, 4, 6 seaters with one and two engines). 87 and 130 are ...
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  • 8,689

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