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ASSIGNMENT 6
Textbook Assignment: "Basics of Time (continued)," and "Introduction to Celestial
Navigation," chapters 5 and 6, pages 5-8 through 6-9.
°
'
"
5h
(A)
0
0
9m
2
(B)
0
1 2s
0
3
(C)
26NVM126
6-1.
How much time is equivalent to 1°
of arc?
6-6.
What number should you put in blank
(A)?
6-2.
6-3.
6-4.
6-5.
1.
15 min
2.
15 set
3.
4 min
4.
4 set
What is the arc equivalent of 1
minute of time?
1.
1' of arc
2.
4' of arc
3.
15" of arc
4.
15' of arc
What is the arc equivalent of 1
second of time?
1.
4" of arc
2.
4' of arc
3. 15" of arc
4. 15' of arc
In the time-to-arc conversion
process, to obtain degrees the
hours should be multiplied by what
number?
1.
5
2.
10
3.
15
4.
20
What is the equivalent in arc to
8h26m46s in time?
1.
120°36'40"
2.
124°50'40"
3.
126°41'30"
4.
127°10'00"
Figure 6-A
6-7.
6-8.
6-9.
6-10.
6-11.
1.
15
2.
75
3.
150
4.
300
What number should you put in blank
(B)?
1.
9
2.
2
3.
15
4.
4
What number should you put in blank
(C)?
1.
0
2.
15
3.
3
4.
4
When converting arc to time, the
degrees should be divided by 15 to
obtain hours.
1.
True
2.
False
To find the ZD for a given
position, the first step is to
divide the longitude of the
position by 15°.
1.
True
2. False
What is the ZD time equivalent of
25° of arc
1.
2h0m
2.
1h50m
3.
1h40m
4.
1h30m
IN ANSWERING QUESTIONS 6-6 THROUGH 6-8,
REFER TO FIGURE 6-A. FIGURE 6-A IS A
TIME-TO-ARC CONVERSION CHART.
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