Questions tagged [aeronautical-charts]
For questions relating to navigation charts, but not performance charts.
340
questions
3
votes
1
answer
4k
views
How to track a flight that I am flying in using the GPS antenna in my mobile phone (without internet)?
I am in India. I booked my first flight ticket a few weeks ago and am very interested in identifying locations as well as geographical and human structures that I will see.
I have downloaded many GB's ...
- 477
0
votes
1
answer
3k
views
Questions about items on Jepp charts… [closed]
On a Jeppesen IFR low enroute chart, there's occasionally a different altitude below/next to the MEA with a "T" next to it. (For example: V16 between GACEB and SHAKY, there's a "2900T&...
2
votes
1
answer
1k
views
What is SVC CTC on a chart supplement?
The chart supplement for KSNA mentions the following
AIRSPACE: CLASS C svc ctc APP CON svc 1415–0700Z‡ other times CLASS G.
I know that SVC means service. I've gathered that KSNA is class C from ...
- 1,137
1
vote
4
answers
520
views
When did this content first appear in the "Airspace" entry of the "Legend" section of the Airport/ Facilities directory?
When did language like
NOTE: AIRSPACE SVC TIMES INCLUDE ALL ASSOCIATED ARRIVAL EXTENSIONS.
Surface area arrival extensions for instrument approach procedures
become part of the primary core surface ...
- 21.8k
24
votes
3
answers
4k
views
Explaining a "Great Circle Route" to young Civil Air Patrol cadets
What would be an easily understood explanation of a "Great Circle Route" for young Civil Air Patrol cadets who are being introduced to aviation and navigation principles for the first time?
user22445
1
vote
3
answers
4k
views
What is the definition of Height Above Threshold (HAT)?
I could use some help settling a disagreement about the definition of HAT.
So my company uses the word HAT to mean “height of the aircraft above TDZE…at any given distance…at any given time”
So as an ...
- 11
1
vote
0
answers
286
views
Why does Fairbanks, AK have a terminal area chart?
It's a relatively uncluttered airspace. Why have a TAC?
FAI Terminal Area Chart
Arguably, Louisville, KY has at least the same complexity, and since it's UPS's hub it's far more active. Plus, it's a ...
- 4,962
3
votes
2
answers
716
views
Symbol found on an IFR low chart
I see this symbol on an IFR low chart, can someone tell me what it is?
3
votes
4
answers
2k
views
What type of chart is displayed on ATC radar screens?
I am looking to make an emulation of the radar screen familiar to Air Traffic Controllers, such as the pictures below. I have been having a very hard time finding what type of chart/map is being used. ...
- 141
3
votes
0
answers
433
views
Is it possible to get a digital download of the entire US VFR charts? [closed]
I'm wondering if there is a way to get a download of every US sectional chart stitched together like what you would find on Skyvector when you press "World VFR"? I tried looking on Skyvector,...
- 1,348
-1
votes
1
answer
2k
views
What are all the frequencies on the sectional chart?
See the image below of a screenshot of DFW - Dallas Fortworth Sectional chart.
There are a multiple frequencies. Based on what I learnt on Sportys so far, a CTAF has a (C), then UNICOM has a UNICOM ...
- 197
12
votes
2
answers
445
views
Where are the "Admitted Aircraft symbols" on Jeppesen VFR aerodrome charts defined?
Jeppesen VFR aerodrome charts depict several symbols for "admitted aircraft". However, even after checking several symbol legends I never found a definition of these symbols. Does anyone ...
- 655
5
votes
1
answer
588
views
Why is there no airport beacon light symbol on the sectional for KSAC, although it does have one?
The star symbol on the top of the airport means airport beacon light but
Sacramento Executive (KSAC) has no star symbol but they do have a beacon light and controlled airport as well.
Is that ...
- 181
5
votes
0
answers
83
views
Why does the 0 radial on a sectional's VOR appear not to point to magnetic north? [duplicate]
I have been scanning sectional charts and have noticed that the local magnetic declination is always a few degrees off from the 0 radial of VOR's around it. I have been told that the two are supposed ...
- 113
4
votes
1
answer
608
views
Why is KLAX and KSEA depicted class D in IFR low enroute chart? [duplicate]
I was looking at ifr low enroute chart and just figured out that KSEA and KLAX are depicted as class D.
Aren't they Class B airports? why do they have D mark?
- 41
2
votes
1
answer
190
views
Is this wording that appears in the legend of the "Chart Supplement" re "airspace" actually used in any entry in the Chart Supplement?
On page 26 of the legend for the February 25 2021 issue of the "Chart Supplement" for the NE region of the US, in reference to airports where Class D airspace converts to surface-level Class ...
- 21.8k
2
votes
1
answer
3k
views
What does an "X flagged" VOR mean on an en-route IFR chart?
Source: skyvector.com
Maybe I'm looking at the wrong sections / using wrong keywords in the chart user's guide.
user14897
0
votes
0
answers
635
views
Can anyone explain me the ILS Approach Chart of my Airport?
I'm from Lucknow, India (VILK) and recently I experienced my very first CAT IIIB ILS landing at my homebase. Ever since I'm more curious to know about this technology and how it works.
I was able to ...
- 217
4
votes
1
answer
470
views
How far in advance of "effective date" are VFR sectional charts usually made available? (US)
In the US, how far in advance of the "effective date" are new editions of VFR sectional charts usually made available? Is the answer different for the paper version and the digital version?
...
- 21.8k
0
votes
1
answer
292
views
Where can I find coordinates for Special Use Airspace (e.g. restricted areas) in the USA? [duplicate]
I am looking for exact specifications for a few prohibited and restricted areas near me so I can plot these areas in other mapping software.
I can use sectional charts to estimate, but I am curious if ...
- 638
3
votes
1
answer
2k
views
Legend for SkyVector's Sectional Chart outside the US
Does anyone know where can I find the legend for the symbols used by SkyVector's Sectional Chart for places outside the US? The US symbols are well documented but other places (e.g. the United Kingdom ...
- 501
9
votes
1
answer
4k
views
What are the different types of take-off minima at the bottom of a Jeppesen airport diagram?
Anyone that could explain the bottom plate, what’s the difference between all those minima?
- 211
10
votes
1
answer
500
views
What do these double Class Bravo airspace floor and ceiling limits mean?
While browsing SkyVector I came across these double Class B airspace limits within the same section (is that what you call it?). I'm wondering what it means and what the difference is between this and ...
- 203
3
votes
1
answer
286
views
Does this chart show a heliport in class D airspace without a control tower?
I was looking at the Los Angeles area on sky vector, and I noticed a tiny little triangular class D area right next to LAX. It shows that the height of the class D goes up to 2,500, but I couldn't see ...
- 1,348
4
votes
1
answer
148
views
Were planned release dates skipped in 2020 for the VFR sectional charts for Juneau Alaska and Dutch Harbor Alaska?
Were planned release dates skipped in 2020 for the VFR sectional charts for Juneau Alaska and Dutch Harbor Alaska?
On February 3 2021, the FAA's "Raster Charts" webpage listed a March 26 ...
- 21.8k
4
votes
1
answer
405
views
What does this symbol mean?
Does anybody know what the icon inside the circle mean ?
Found at aviationweather.gov
- 75
2
votes
1
answer
281
views
What are these shaded areas?
What are these shaded areas? I looked in the Jeppesen legend, but couldn't find the answer. Thanks
- 21
0
votes
1
answer
641
views
When I use a plotter to identify a direction from a VOR, what heading or course is it exactly?
When I use my ASA IFR plotter and I'm working off a VOR, what direction am I getting? True course, true heading, magnetic heading, magnetic course?
- 73
10
votes
2
answers
408
views
On old sectional charts, what was the purpose of the domestic ADIZ regions and what was the difference between a "Defense Area" and an "Open Area"?
Looking at an old US sectional chart from 1956, I noticed a few oddities around where Air Defense Identification Zones (ADIZs) were placed.
Compared to modern airspace where the US ADIZ is strictly ...
- 424
11
votes
2
answers
298
views
What are the lines of triangles on the DCA RWY 19 River Visual approach chart?
A recent update of a certain flight simulator made me revisit this chart and I had not noticed the lines of triangles (at the Chain Bridge / Roosevelt Bridge etc, but not at the Key Bridge) in a past ...
- 211
1
vote
2
answers
228
views
Help reading a FAA departure procedure chart
I was hoping to get a few answers regarding how to read a FAA departure procedure chart. Let's take the JUDTH SEVEN DEPARTURE chart shown below:
From what I can tell, it seems that the diagram in ...
- 269
6
votes
1
answer
1k
views
Why do IFR charts show TACAN paired frequencies when there is no collocated VOR?
The image below shows a low IFR chart with a VORTAC on the right and a TACAN on the left. I understand the VORTAC is labelled with both VOR frequency and TACAN channel so that a civilian user could ...
- 638
2
votes
1
answer
412
views
What do European pilots use for IFR enroute charting (besides Jeppesen)?
Is there something equivalent to FAA IFR enroute charts for European countries, where you can see published routes, holds, minimum altitudes, etc? I can find terminal area procedures in the AIPs, but ...
- 301
1
vote
0
answers
61
views
Where can I obtain a .KML file for a TRACON’s area of responsibility? [duplicate]
I want an overlay on my moving map for the radar service areas of a TRACON facility. Are there any sites that host this for free?
- 8,761
1
vote
4
answers
2k
views
How can I determine whether or not an airport has an ATIS?
Where can I find the ATIS code and frequency for an airport through a VFR chart? For example, in the case of Frankfort airport (in the attached image), I can see the AWOS frequency but I am unable to ...
- 149
7
votes
1
answer
2k
views
Where can I find the active time of a MOA on the VFR chart?
I am trying to find out the time when the HILLTOP MOA is active and its elevation. Where is this information located in a VFR chart?
- 149
8
votes
1
answer
410
views
Can you change airways when they cross without a named fix?
There are a few victor airways that cross without a named fix, just two solid lines drawn over each other on the IFR low charts. Can these be used as intersections for changing airways in IFR route ...
- 2,574
2
votes
1
answer
5k
views
What does the * (asterisk) next to radio and nav aid frequencies on Jeppesen charts refer to?
For Bournemouth, all radio frequencies and LOC IBMH are marked with an asterisk - *
Many other airports also have these markings, such as: Southampton, Alderney, Jersey, Guernsey, Exeter...
However, ...
- 1,812
4
votes
1
answer
2k
views
What is the difference between a waypoint and a significant point in an airspace?
I know ATS routes are made up of waypoints, but what are Significant Points used for? Is there a difference, or are they really just two names for the same thing?
- 149
5
votes
1
answer
1k
views
What’s the grey altitude depicted in the profile view on Jeppesen charts?
What’s the altitude depicted in grey in the profile view? Why there are some approaches that this isn’t depicted and some are?
- 995
10
votes
1
answer
383
views
Why are different distances listed for the ILS and the LOC on this approach chart?
Maybe someone has an idea why are there two separate distance values (marked in blue) for ILS and LOC approaches?
- 101
1
vote
1
answer
1k
views
Where can I find airport diagrams for the Philippines?
I would like to have airport map, just like the one that pilots can see when they are taxiing. Is it possible to get such a map, even if you are not a pilot? Perhaps there are applications which a ...
- 123
0
votes
0
answers
97
views
Why do planes generally curve north and not south? [duplicate]
I know that the shortest distance on a sphere is a curve and not a straight line, so that's why planes curve when they fly. But why is that planes curve north and not south? For example, when if I hop ...
- 1
0
votes
1
answer
365
views
What do the Airway Letters and the following numbers mean? [duplicate]
For example, from RCTP - ZGGG the route is AJENT MKG A1 ANPOG R200 GLN W22 IDUMA via the AJENT SID to the IDUMA STAR. What does "A1 or R200 or W22" mean? Are they just randomly allocated letters with ...
- 43
10
votes
2
answers
2k
views
What organisation owns intersection names?
I understand that five letter intersection codes (such as WARPI, PAPPI, KUBBS, ROSLY, ZALPO, ...) are unique in the world.
However, their names don't comprise a national prefix (as aircraft tail ...
- 209
1
vote
1
answer
556
views
Where do I find charts like this for Europe or Global [closed]
I am playing Xplane11 and I am trying to find charts like this
But for Europe or USA and shows every ILS approach, detalied maps etc. For europe I have found one site such as http://www.uvairlines....
- 113
1
vote
1
answer
239
views
Where are the seaport conventions for VFR charts explained?
VRF charts contain information about seaports. For example, 00 - 50 in the formation block for HNL seems to be for a waterway:
...
- 383
1
vote
0
answers
100
views
where can I find the codes used on Skyvector charts?
on https://skyvector.com/?ll=51.25181634927654,3.6845398064171233&chart=301&zoom=1 at N51°14.00' E3°46.96' is see a code "EBW" (blue circle with in-pointing teeth). I searched everywhere but ...
- 111
2
votes
1
answer
853
views
Why is there no Maltese Cross in this non-precision approach chart which has a FAF?
I am wondering why this chart does not show the FAF with a maltese cross as it is used in non-precision approaches to depict FAF.
The chart’s briefing strip refers to D6.0 as the FAF and on the plan ...
- 23
2
votes
2
answers
455
views
What is the floor of the class E airspace near KRHV when the tower is closed?
See the attached diagram snippet for KRHV in Northern California. The chart supplement says that when the tower is closed the airport surface is class G. At this time, what is the floor of class E in ...
- 383