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Slide 1 The Trigonometric Parallax B p B = 1 AU = 1.496*10 13 cm d = (1/p[arcsec]) parsec d 1 pc = 3.26 LY ≈ 3*10 18 cm Slide 2 The Moving Cluster Method x …
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Slide 1 Assigned Reading Today’s assigned reading is: –Finish Chapter 7 Slide 2 Reminder: e.m. Radiation generally contains bundles of waves of different wavelengths…
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Slide 1 Doppler Shift October 19, 2009 Slide 2 Taking Care of Business (TCB) Read textbook Units 25 and 26 Read textbook Units 25 and 26 No Homework next week! No Homework…