Assignment 1: pgs. 1-2 Flashcards

1
Q

How long is the period of a satellite in LEO?

A

90-120 minutes

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2
Q

What is the eccentricity of a GEO-stationary orbit?

A

i = 0 and e = 0

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3
Q

The same sun angle or shadow every orbit is a characteristic of what orbit?

A

SSO Orbit

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3
Q

What operational consideration describes the portion of Earth’s surface that is geometrically visible from the satellite’s position in space?

A

Field of Regard

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4
Q

What operational consideration describes the instantaneous coverage area capable of being seen by the payload?

A

Field of view

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5
Q

What operational consideration describes the length of time a satellite has line of sight to a point on Earth?

A

Dwell time

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6
Q

Range, abbrev., and descriptor for Semi-Major Axis

A

Range: 0 - infinity
Abbrev.: a
Descriptor: size

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7
Q

Range, abbrev., and descriptor for Eccentricity.

A

Range: 0-1
Abbrev: e
Descriptor: shape

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8
Q

Range, abbrev., and descriptor for Inclination.

A

Range: 0-180
Abbrev: i
Descriptor: tilt

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9
Q

Range, abbrev., and descriptor for RAAN

A

Range: 0-360
Abbrev: Ω
Descriptor: Twist

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10
Q

Range, abbrev., and descriptor for Argument of Perigee

A

Range: 0-360 degrees
Abbrev: w
Descriptor: Orientation

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11
Q

Range, abbrev., and descriptor for True Anomaly

A

Range: 0-360 degrees
Abbrev: v
Descriptor: Location

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