TIME

What is the Local Mean Time (LMT) at (i) 060°N 121°21'E and (ii) 53°S 110°23'W, given the observer's meridian at 40°N 11°20'E with an LMT of 13:00 hrs?

Mean time was established to:

• Ahave one fixed time to be used within the border of a country.
• Bintroduce a constant measurement of time, independent of the daily variations in the movement of the sun as observed from the earth.
• Ccompensate for the irregularities of the speed of rotation of the earth around it is axis.

An aircraft departs from location X (35°S 168°W) heading to location Y (32°S 164°15'E) and flies for 8 hours and 20 minutes, leaving X at 2145 LMT on June 2nd. What is the estimated time of arrival at Y in LMT?