AS101 Lecture 7
Logistics:
•
Pr. Set 2: Extended At
MasteringAstronomy
•
Do the NIGHT LAB ASAP
Last Lecture: Observing
The Moon
•
Lunar Phases
•
Lunar Orbit
•
Lunar Eclipses
Today’s Lecture:
•
Solar Eclipses
•
Planetary motions
•
Historic development of
Astronomy
Special Announcement: The AS101
class roster has 75 students, the
Mastering Astronomy site has 63
12 students are missing in action!
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Today is Fall Equinox. The Right
Ascension of the Moon is 24H.
What is its phase?
1.
Full
2.
Quarter
3.
Gibbous
4.
New
5.
Crescent
Phases of the Moon
New Moon occurs when the moon and sun have the same R.A.
Alexander Anya: What is the R.A. of a New Moon at Autumnal Equinox
Simon Wentzell: What is the R.A. of a Full Moon at Autumnal Equinox
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