Astronomy 1210 -- February 1, 2012 (7)
Important Topics from Last Time
- Exam 1 is one week from today - Feb 8 instead of Friday Feb 10 as originally scheduled.
- Telescope Observing and Constellation labs are in operation.
- Call the status line 4-7238 after 6:30 p.m. if weather is questionable
- Sign up for the lab in advance
- We've covered most of the material relevant to the constellation lab.
- The "constellation of the week" is Orion - see also
Today's Key Topics
- Celestial poles and equator
- Precession of the Earth's rotation axis
- The Ecliptic and Zodiac
- Equinoxes and Solstices
- Phases of the Moon
- Today: Cosmic Perspective more Section 2.2 and also see relevant parts of section "S1" beginning at page 87 in the 6th edition; Solar activity and Aurorae - mostly for the pictures and animation. - see also
- Next Lecture: Section 2.3
- The Moon is just past First Quarter.
- It is rising a little after Noon and will be high in the sky at sunset - setting after midnight.
- You should be able to find it in the eastern daytime sky in the late afternoon.
- Look for Venus in the western evening sky (you can't miss it) and Jupiter high overhead in the early evening.
- The Moon will be right in the heart of the constellation of Taurus tonight. The bright red star nearby is Aldebaran (alpha Tau).
- You can't miss Orion, low in the southeast in the early evening and high in the south later on.
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