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Helicopter Special Items > Charts and Flight Planning > Flashcards

Charts and Flight Planning Flashcards

1
Q

The regulation governing local area procedures is?

A

USAACE 95-2

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2
Q

What is the most important aspect of chart utilization?

A

Ensuring the chart is current

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3
Q

The JOG stands for what?

A

Joint Operations Graphic

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4
Q

The 58th OG mandates a scale of what for low-level operations?

A

1:250,000

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5
Q

CHUM stands for?

A

Chart Updating Manual

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6
Q

Where can one find the current CHUM date?

A

On each map that is acceptable for flight use

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7
Q

What does a 1:XXXX scale mean?

A

That for every actual unit of measurement on the chart (1in) corresponds to that many equivilents on the chart in reality. For example, on a 1:250000 chart, each inch on the chart corresponds to 250000 inches (approx 4 miles)

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8
Q

What must never be done with official-sized charts?

A

Changing the size of the graphics as this renders the chart illegal for aviation use

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9
Q

Can multiple charts be used for one mission?

A

Yes, different portions of the mission may require different levels of detail to accomplish given objectives

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10
Q

What scale is the Global Navigation Chart (GNC)?

A

1:5,000,000

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11
Q

The Global Navigation Chart supports what?

A

High altitude, high speed, long-range operations

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12
Q

What is depicted on the Global Navigation Chart?

A

Vertical obstructions, NAVAIDs, and landing options

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13
Q

What is the scale of the Jet Navigation Chart?

A

1:2,000,000

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14
Q

What mission does the Jet Navigation Chart support?

A

High altitude navigation, bombing by strategic aircraft

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15
Q

What navigation is supported by the Jet Navigation Chart?

A

Celestial, radar, and dead reckoning

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16
Q

What is the scale of the Operational Navigation Chart?

A

1:1,000,000

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17
Q

The Operational Navigational Chart is considered what?

A

The standard worldwide small-scale aeronautical chart

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18
Q

What missions are supported by the Operational Navigational Chart?

A

Medium altitude, high-speed, visual, and radar navigation

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19
Q

Which forms of navigation are supported by the Operational Navigation Chart?

A

Celestial, radar, and dead reckoning

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20
Q

What is the scale of the Sectional Aeronautical Chart?

A

1:500,000

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21
Q

What missions are supported by the Sectional Aeronautical Chart?

A

Visual navigation of slow/medium speed aircraft

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22
Q

Which regulation governs planning for Military Training routes?

A

FLIP Area Planning AP/1B

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23
Q

What information can be found on Sectional Charts?

A

Broadly speaking, controlled airspace, aerodromes, restricted areas, MOAs, NAVAIDs

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24
Q

What landmarks can be found on Sectional Charts?

A

Visual landmarks such as populated places, rivers, roads, railroads, and other distinctive landmarks as charted

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25
Q

Tactical Pilotage Charts are at what scale?

A

1:500,000 (Militarized sectional)

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26
Q

Which missions are supported by Tactical Pilotage Charts?

A

High speed, low altitude radar and visual navigation from low to medium altitude

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27
Q

JOG charts are at what scale?

A

1:250,000

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28
Q

What is the primary purpose of the JOG chart?

A

Identification of horizontal control points for low altitude air navigation hazards

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29
Q

What projection is the JOG based on?

A

Mercator Projection

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30
Q

Which official charts have the smallest scales?

A

Objective Area Charts. As low as 1:12,500 to provide great detail of objective areas

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31
Q

How are aerial photographs utilized for mission planning?

A

Primarily for tactical operations as expedient planning tools with potentially valuable intelligence data

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32
Q

What is the difference between a vertical and oblique aerial photo?

A

Vertical is perpendicular to the surface whereas the oblique is at an angle

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33
Q

Topography is defined as?

A

Elevation and/or relief portrayed by contour lines

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34
Q

What is potentially inconsistent on aerial photos when compared to charts?

A

The scale

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35
Q

Where can information about interpretation of chart symbology be found?

A

In the chart legend

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36
Q

How is elevation depicted along contour lines?

A

Within the contour line itself

37
Q

Shading on charts is generally found where?

A

The southeastern side of elevated terrain and the northwestern side of depressed terrain

38
Q

Closer contours lines depict what general terrain feature?

A

Steepening terrain

39
Q

Further spaced contours lines depict what general terrain feature?

A

Flattened terrain

40
Q

What is a datum as it pertains to charting?

A

A set of values used to define a specific geodetic system

41
Q

What are the two typical reference datums?

A

Vertical and horizontal. Vertical is generally set to sea level

42
Q

Why is it important to know what datum one is using?

A

Datums can vary between charts, depicting different locations differently, a phenomenon known as datum shift

43
Q

What is the most common horizontal datum for aeronautical charting?

A

The World Geodetic System of 1984 (WGS84)

44
Q

What is the most common projection utilized in aeronautical/astronautical charting?

A

The Universal Transverse Mercator

45
Q

What is the most unique characteristic of the Universal Transverse Mercator?

A

It projects the earth as if all of the lines of latitude and longitude intersect at right angles

46
Q

From the Universal Transverse Mercator, what locational system is utilized by the US and allied militaries?

A

The Military Grid Reference System (MGRS)

47
Q

The first three numerals of the MGRS correspond to what?

A

The specific 1000km x 1000km subsection

48
Q

The second two numerals in the MGRS correspond to what?

A

The 100km x 100km section

49
Q

Each The 100km x 100km section of the MGRS is further reduced into what?

A

10km x 10km grids

50
Q

The 10km x 10km grids can be refined to what sized point?

A

A 1x1m square

51
Q

The first set of numbers in a MGRS coordinate corresponds to what?

A

The “Easting”

52
Q

The second set of numbers in a MGRS coordinate corresponds to what?

A

The “Northing”

53
Q

How is magnetic correction applied to course?

A

Adding westerly correction and subtracting easterly correction (East is least, West is best)

54
Q

Per the 11-202V3, for navigational segments flown below 300 AGL, what the minimum requirements for a chart?

A

Course lines, magnetic heading, leg distance, minimum safe altitudes (MSA) and an emergency route abort altitude (ERAA)

55
Q

For low-level helicopter navigation, what is the definition of the route corridor?

A

5NM from either side of the planned route

56
Q

On planned routes, what is the symbol for a waypoint?

A

A circle

57
Q

On planned routes, what is the symbol for an initial point?

A

A square

58
Q

On planned routes, what is the symbol for an objective point?

A

A triangle

59
Q

What is the standard annotation for route distance and timing?

A

Timing on the right and distance on the left (Mnemonic is “right on time)

60
Q

On a standard route, how are distance and time tracked?

A

Distance counts down, time counts up

61
Q

On a low level chart, a circle with a slash in represents what?

A

Emergency en-route airfield

62
Q

What does NIB stand for?

A

Navigational Information Blocks

63
Q

What is the value for the first box of the NIB?

A

Next waypoint

64
Q

What is the value for the second box of the NIB?

A

Magnetic heading to next waypoint

65
Q

What is the value for the third box of the NIB?

A

Distance to the next waypoint

66
Q

What is the value for the fourth box of the NIB?

A

Time to next waypoint

67
Q

What is the value for the fifth box of the NIB?

A

Fuel required to complete flight + reserve

68
Q

What is the value for the sixth box of the NIB?

A

Minimum safe altitude for leg

69
Q

What is the maximum terrain error of a JOG chart?

A

99ft

70
Q

Obstructions below how many feet are not required to be charted?

A

200ft

71
Q

Obstructions below what height are not required to be lit at night?

A

200ft

72
Q

What is the maximum theoretical height of a non-charted obstacle on a JOG?

A

299ft (99ft for terrain and 200ft for obstacle)

73
Q

How often is CHUM updated?

A

Quarterly with monthly supplements

74
Q

When is a traffic call required when transiting near an RT?

A

Within 1/2NM and below 800’ MSL

75
Q

When must one monitor the controlling radio when transiting near an RT?

A

Within 2NM and below 800’ MSL

76
Q

When transitioning a NOE training area, aircraft will be no lower than?

A

200ft AGL

77
Q

How is ERAA computed?

A

adding 1000ft (2000ft in mountainous terrain) to the highest obstruction within 5NM of the entire route

78
Q

What is “Bingo” fuel?

A

Minimum fuel required to land at a field with fuel available plus reserves

79
Q

For the training area, where should bingo fuel be planned from?

A

A direct route from the last RT or point of loiter to the planned recovery location

80
Q

What is “Joker” fuel?

A

The fuel state above bingo at which flight plan deviation should begin. The fuel required to leave a point and continue to accomplish the mission in a normal manner

81
Q

What is continuation fuel?

A

The minimum fuel required to complete a mission as planned and land with the required reserves.

82
Q

Easily identifiable waypoints are?

A

Nature, no hazards, immovable, unique.

83
Q

Waypoint turns should generally be less than how many degrees?

A

60 degrees

84
Q

While on low level with the 23rd, how often should radio check-ins be accomplished?

A

Every 25 min

85
Q

Plan for how many lbs per hour of fuel burn?

A

600lbs (10lbs a min)

86
Q

High reconnaissance patterns should be flown at what altitude and airspeed?

A

300 AGL, 50kts

87
Q

What does the “WETPASTE” acronym stand for?

A

Winds, Turbulence, Null Areas
Elevation of the site
Temperature and Pressure Altitude
Power available/required/margin
Approach/Departure
Suitability

88
Q

Low reconnaissance is flown at what altitude?

A

50ft

89
Q

Low reconnaissance may be flown on final if?

A

OGE Hover power is available

Helicopter Special Items (4 decks)

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