PHYSICS 134 - Observational Astrophysics

Spring 2010



SYLLABUS


Sedgwick 83-cm Telescope


ANNOUNCEMENTS


Oral presentations should be 6 min in length
Fill out teacher evaluation forms Thurs, 27 May


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ORAL PRESENTATION SCHEDULE


Tues Jun 1


M35 -- Moore & Kontsevich
M38 -- Guzman & Smith
M48 -- Kemp, Paschen, Flores
M48 -- Kudrow & Graff

Thurs Jun 3


M36 -- Jones & Beech
M47 -- Carroll, Farley, Peinado
M93 -- Singhrao, Yarbro, Mitra
M37 -- Denny, Kaplan, Elleflot


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LECTURE: T Th 2:00-3:15 Broida 2302

LAB/LECTURE SCHEDULE

Research Presentations (in lieu of Final Exam)
LAB WORK: Sample Solutions


OFFICE HOURS

Prof. Tim Brown W 1-3pm BRDA 2302 880-1618

tbrown@lcogt.net

TA and Analysis Guru: Mr. Kurt Soto Tues 4-5
Wed 10-12 noon
BRDA 2302 n/a

ktsoto@physics.ucsb.edu


Prerequisite:
Introductory physics sequence. Either P133 or P132 recommended (or concurrently).

Required Text:

1. An Introduction to Error Analysis: The Study of Uncertainties in Physical Measurements by John R. Taylor (University Science Books)

Supplemental Material:

1. Tutorial on Unix and Linux. see Unix Tutorials
2. Tutorial on the vi editor. see Vi Tutorial
Also vi cheat sheet
3. Tutorial on xmgrace software, see Grace Tutorials
4. Tutorial on celestial coordinates, see Celestial Coord Tutorial
5. Twilight, see Astronomical Twilight
6. Lens focal length. see Focal length and f/# explained
7. Open clusters. see Open Clusters
8. Globular clusters. see Globular clusters
9. Galaxies. see Galaxies
10. Color-Magnitude diagram. see Hertzsprung-Russell Diagram
11. Basics of parallax, distance, stellar magnitude, color, and temperature. See
Distance & Parallax
Magnitudes
Color & Temperature
12. Astronomical Literature Search Tool. see ADS




Look at This!
Final Project Expectations

Papers of Interest:
1. Eggen (1968)
2. Wilcox & McNulty (2009)


Cluster Images
M35
M36
M37
M38
M41
M46
M47
M48
M50
M93
NGC2158

Announcements: http://www.physics.ucsb.edu/~phys134/s2010/

Course Description:
This course is an introduction to astrophysical measurement. Students will learn to obtain and interpret astronomical photometric data, with an emphasis on open clusters and color-magnitude diagrams. Classwork will consist almost entirely of labs, performed mostly on computers that are provided for the course. The last lab will be a research project, with labs on different subjects to be carried out by small groups of students. A final paper on this project and an oral presentation at the class research symposium will be required. Each student will spend parts of 2 nights observing.

Grading:
Class Participation 10%
Quizzes 5%
First Lab 10%
Labs 2 through 4 15% each
Final Lab (Written + Oral) 30%

Policies:
Read assigned material before class. Participate in class discussions. Respect your peers in the classroom. Turn in your own work.
Lab writeups are due at 2pm on the stated due date. No late writeups will be accepted. Let me know on the first week of class if the observing dates or the final presentation dates present a problem for you. Missed classes that result in missed or incomplete labs require a letter and contact phone number from a medical professional or legal guardian.

Please note that I will use cgs units in course since that is the practice in astronomy. You should become familiar with some basic units such as the solar mass, solar luminosity, parsec, astronomical unit, and magnitudes.

Some Common Units in Astronomy:
1 M_SUN = 1.989 x 1033 g
1 L_SUN = 3.826 x 1033 erg/s
1 pc = 3.0856 x 1018 cm
1 AU = 1.496 x 1013 cm
mAB = -2.5 log f&nu - 48.60
1 &mu m = 1 micron = 104 AA

Wavelength associated with 1 ev = 12398.4 AA
Energy of 1 ev = 1.602 x 10-12 erg


BVR Magnitude Zero Points:
A 0-magnitude A0 V star produces the following fluxes outside the Earth's atmosphere (Cox, Astrophysical Quantities, 4th ed.)
B: 6.4 x 10-9 erg/cm2/s/A
V: 3.8 x 10-9 erg/cm2/s/A
R: 1.8 x 10-9 erg/cm2/s/A


Astro Surf Sites:
http://hubblesite.org/go/blackholes/
http://www.astro.ucla.edu/~wright/CosmoCalc.html
http://www.physics.ucsb.edu/~seminars/astro/l
http://chandra.harvard.edu/
http://www.stsci.edu/resources/
http://www.aip.org/history/cosmology/