Phases of Moon Notes

Phases of Moon Notes - PhasesoftheMoon 1 New Moon 2 Waxing...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
Phases of the Moon 1 – New Moon 2 – Waxing Crescent 3 – First Quarter Moon 4 – Waxing Gibbous 5 – Full Moon 6 – Waning Gibbous 7 – Third Quarter Moon 8 – Waning Crescent The Month synodic month = 29 d 12h 44m  2.8s lunar month  ( with respect to  Sun)  sidereal month = 27 d 7h 43m  11.5s one orbit of Moon about Earth wrt stars Moon rises 50 minutes later each day synchronous rotation: rotation period = sidereal orbital period  same side of Moon always faces Earth The Year The seasons are caused by the tilt of Earth’s axis as Earth orbits the Sun. Tropical year = 365.24219 days  one full cycle of seasons (wrt Sun) Southern autumn Sidereal year = 365.25637 days  period of Earth’s orbital motion with respect to stars Sidereal year – Tropical Year = 20 minutes The Analemma: 
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 01/11/2012 for the course ASTRO 005 taught by Professor Janecharlton during the Fall '09 term at Penn State.

Page1 / 3

Phases of Moon Notes - PhasesoftheMoon 1 New Moon 2 Waxing...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online