Spectra
(Kutner, Ch. 3; Bennett et al. Ch. 5; Carroll and Ostlie, Ch. 5)
AST 203 (Spring 2015)
Class Business
Second recitation this Friday. Will discuss blackbodies and
provide additional detail to the lectures.
Homework #1 assigned. Due 2/10.
Homework #

Spectra
(Kutner, Ch. 3; Bennett et al. Ch. 5; Carroll and Ostlie, Ch. 5)
AST 203 (Spring 2016)
Class Business
Second recitation this Friday. Will discuss blackbodies and
provide additional detail to the lectures.
Homework #1 assigned. Due 2/09.
Homework #

Definitions
Astronomy- The study of the Universe and its contents
beyond the bounds of the Earths Atmosphere
Astrophysics- The physical theory of astronomical objects
and phenomena
Cosmology- The branch of astro concerned with the origins,
properties,

Course Syllabus: AST 203 Astronomy
Spring 2015
A survey of the physical nature of the universe for the student with some background in physics and
mathematics. May not be taken for credit in addition to AST 101. Optional evening observing sessions
with be

Homework Set 1
AST 203, Fall 2015
Due on paper in class on February 10. Points as marked for a total of 55 points.
Note: you must show your work and include units with all numbers throughout each problem requiring a calculation. Also, Kutner problem numbe

Homework Set 2
AST 203, Fall 2015
Due on paper in class on February 17. Points as marked for a total of 50 points.
Note: you must show your work and include units with all numbers throughout each problem requiring a calculation. Also, Kutner problem numbe

_6 Will be assigned next class
h is on Tues. April 5, 2011
: ill be the same as the first exam
_' entrate on the material since the last exam (including .
Ures on the Sun).
I here will be an extra credit assignment associate with this
exam.
NASA, NOAO,

1r to keep up with the reading
g'tonightweather permitting
'3 tonight, we will have observing on the roof 0
_8 building, starting at 6:00 pm.
post on blackboard around 4:00pm whether we
intend to go forward with the observingit may be too
cloudy.
NASA

n ounceme's
Fri. March 11, we will talk about solar neutrinos
Fri. March 18, we reinforce our ideas about stellar evolution
ReadBennett et al. Ch: 14 '
NASA, NOAO, ESAand The Hubble Heritage Team (STSCI/
Midterm #1
- High: 95
- Median: 71
Number of st

Extra office hours:
- Wed. March 2', 5:00 'to 6:30pm
NASA, NOAO, ESAand The Hubble Heritage Team (STSCI/
The Sun
(Kulner, Ch. 6; see also Bennett el al. Ch. 14, Shu, Ch. 5)
AST 203 (Spring 2011) The Sun
What do we see when we
look at the Sun? And what
i

Key Concepts in Stellar Evolution
Hydrostatic equilibrium
P everywhere supports weight of material above it
We can approximate this as: PC % GMf/Rf
Note: massive stars will have higher central pressures, and therefore
higher central T
Shell burning (w/ in

AST 203: Astronomy
AST 203 (Spring 2015)
http:/hubblesite.org/newscenter/archive/releases/1998/18/text/
AST 203: Astronomy
AST 203 is an introduction to astronomy and astrophysics for
physical scientists.
There will be a lot of maththis is not AST 101.
Th

Class Business
Second recitation this Friday. Will discuss blackbodies and
provide additional detail to the lectures.
Homework #1 assigned. Due 2/09.
Homework # 2 on the way. Will be due to 2/16.
Spectra
(Kutner, Ch. 3; Bennett et al. Ch. 5; Carroll and O

AST 203: Astronomy
AST 203 is an introduction to astronomy and astrophysics for
physical scientists.
There will be a lot of maththis is not AST 101.
AST 203: Astronomy
The prerequisite for this class is PHY 125, 131/133, or 141if
you have not had these, p

Radiation
(Kutner, Ch. 2; see also Karttunen, Ch. 4; Shu, Ch. 2)
AST 203 (Spring 2016)
Class Business
First recitation this Friday. Will discuss estimation.
Homework #1 on the way. Due 2/4 or 2/9.
AST 203 (Spring 2016)
Properties of Stars
How we can measu

Class Business
First recitation this Friday. Will discuss estimation.
Homework #1 on the way. Due 2/4 or 2/9.
Radiation
(Kutner, Ch. 2; see also Karttunen, Ch. 4; Shu, Ch. 2)
AST 203 (Spring 2016)
AST 203 (Spring 2016)
Properties of Stars
Properties of St

A note on units
Definitions
Astronomy- The study of the Universe and its contents
beyond the bounds of the Earths Atmosphere
Astrophysics- The physical theory of astronomical objects
and phenomena
Cosmology- The branch of astro concerned with the origi

-nnouncements
. is due Thurs. 7
I s on April 5, 2010
_ill be the same as the first exam
entrate on the material since the last exam
- the lectures on the Sun).
NASA, NOAO, ESAand The Hubble Heritage Team (STScl/
Degeneracy Pressure
Heisenberg uncertai

n ouncemen s
cumulative
_ ial from the course can be tested
{30% of your grade
4;:
indent will be allowed to bring in a single 8.5 x 11 sheet
. ith whatever they want handwritten on it. (Yes, you
._ both sides.)
t cover sections 14.5.2, 15.4, and 15.6.2-

#2 assigned
dit; opportunity
3 colloquium is Simulating Galaxies, One Star
e by Tom Abel (Stanford).
an 137, 3:45pm (coffee/cookies), 4:15 pm (talk)
If you attend and write up a brief summary on the talk,
you can get 1 point of extra credit
; . Undergradu

AST 203: AstronomyHomework #6 Due: Thurs. March 31, 2011 by 6:00 pm Reading Assignment: Kutner, Chapter 10, 11, 12 Note: you must show your work and include units with all numbers, all throughout each problem. Kutner problem numbers refer to the problems

AST 203: Extra Credit for Midterm #1
Due in class, just before the exam, on Thurs. Mar. 3, 2011 The exams in this class will consist of several short answer (essay) questions followed by several quantitative questions covering the material from class, the

or 30% of your grade
'udent will be allowed to bring in a single 8.5 X 11
paper with whatever they want handwritten on it.
_ 0 can use both sides.)
1" - v e will continue to follow the text Closelykeeping up with
the reading is essential!
3_more homework