Answered: Question The transit is set up at A and…

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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Question

1)Given the following data for sightings made on the sun:
Latitude of the place of observation = N17⁰22'
The temperature during observation = 23.89⁰C
Elevation of the place of observation = 1,682.317 m
Meridian of the place of observation = 120⁰ East
Date of observation = June 22, 1977

Question
The transit is set up at A and a mark is placed on B.Determine the following:
a) Mean horizontal angle from mark to Sun
b) Mean vertical angle to sun
c) Mean time time at place of observation

Horizontal Angle
Telescope Position (clockwise from mark to
Vertical Angle
Time
the sun)
57054.0'
43°48.0'
Direct
58°12.5'
43°25.8'
9:20 AM
58°22.0'
43°15.9'
59°06.8'
42°48.9'
Reversed
59°16.3'
42°35.2'
9:30 AM
59°38.2'
42°23.6'

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