ASA 107 – Celestial Navigation
General Questions Comprehensive Resource To Help You
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1. The apparent annual path of the Sun on the celestial sphere; 23.5 degree
angle inclination; great circle on the celestial sphere - Correct Answer:
ecliptic
2. Angular distance west of the vernal equinox measure 0 degrees through
360 degrees - Correct Answer: sidereal hour angle
3. also called a parallel of declination; apparent daily path of a body across the
sky - Correct Answer: diurnal circle
4. what are the vertices of the navigational triangle - Correct Answer:
Assumed position
elevated pole
geographic position
5. what are the angles of the navigational triangle - Correct Answer:
parallactic angle
, meridian angle
azimuth angle
6. what are the sides of the navigational triangle - Correct Answer: polar
distance
zenith distance
co latitude
7. what circles make up the navigational triangle - Correct Answer: your
meridian
hour circle of the body
vertical circle
8. the earth moves __ to __ - Correct Answer: west to east
9. spinning of a body around its axis - Correct Answer: rotation
10.elliptical orbit around another body - Correct Answer: revolution
11.a sidereal day is - Correct Answer: 23h 56m 4s
12.bodies on the celestial sphere move __ degrees every night - Correct
Answer: 1 degree
, 13.circular motion of the pole; eventually changes the north star - Correct
Answer: precession
14.wobble of the axis due to disturbances from the moon - Correct
Answer: nutation
15.line joining perihelion and aphelion - Correct Answer: line of apsides
16.what are the navigational planets - Correct Answer: venus, mars,
Jupiter, saturn
17.23 degrees 27 minutes - Correct Answer: obliquity of the ecliptic
18.Tropic of Cancer - Correct Answer: 23.5 degrees North
19.Tropic of Capricorn - Correct Answer: 23.5 degrees south
20.Vernal Equinox - Correct Answer: spring, when the sun passes from
south to north declination along the ecliptic
21.Autumnal Equinox - Correct Answer: fall, when the sun passes from
north to south declination along the ecliptic
General Questions Comprehensive Resource To Help You
Ace 2026-2027 Exams Includes Frequently Tested Questions
With ELABORATED 100% Correct COMPLETE SOLUTIONS
Guaranteed Pass First Attempt!! Current Update!!
Instant Download Pdf
1. The apparent annual path of the Sun on the celestial sphere; 23.5 degree
angle inclination; great circle on the celestial sphere - Correct Answer:
ecliptic
2. Angular distance west of the vernal equinox measure 0 degrees through
360 degrees - Correct Answer: sidereal hour angle
3. also called a parallel of declination; apparent daily path of a body across the
sky - Correct Answer: diurnal circle
4. what are the vertices of the navigational triangle - Correct Answer:
Assumed position
elevated pole
geographic position
5. what are the angles of the navigational triangle - Correct Answer:
parallactic angle
, meridian angle
azimuth angle
6. what are the sides of the navigational triangle - Correct Answer: polar
distance
zenith distance
co latitude
7. what circles make up the navigational triangle - Correct Answer: your
meridian
hour circle of the body
vertical circle
8. the earth moves __ to __ - Correct Answer: west to east
9. spinning of a body around its axis - Correct Answer: rotation
10.elliptical orbit around another body - Correct Answer: revolution
11.a sidereal day is - Correct Answer: 23h 56m 4s
12.bodies on the celestial sphere move __ degrees every night - Correct
Answer: 1 degree
, 13.circular motion of the pole; eventually changes the north star - Correct
Answer: precession
14.wobble of the axis due to disturbances from the moon - Correct
Answer: nutation
15.line joining perihelion and aphelion - Correct Answer: line of apsides
16.what are the navigational planets - Correct Answer: venus, mars,
Jupiter, saturn
17.23 degrees 27 minutes - Correct Answer: obliquity of the ecliptic
18.Tropic of Cancer - Correct Answer: 23.5 degrees North
19.Tropic of Capricorn - Correct Answer: 23.5 degrees south
20.Vernal Equinox - Correct Answer: spring, when the sun passes from
south to north declination along the ecliptic
21.Autumnal Equinox - Correct Answer: fall, when the sun passes from
north to south declination along the ecliptic
