Summary of coordinate systems AST 3722  Spring 2008, Handout #6 System equatorial coordinates altazimuth coordinates ecliptic coordinates Galactic coordinates Equator celestial equator horizon ecliptic Prime Meridian intersection of eclip. and equ.; Suns
Summary of coordinate conversion formulae AST 3722  Spring 2008, Handout #5 1. Basic formulae for spherical trig. Consider a sphericaltriangle with sides a, b, and c, and with opposite angles A, B , and C . There are two basic formulae to remember: sin
AST 3722C  Spring 2008 Final solutions Part A. 1. You need to calculate declination rst to do this problem. Using handout #5 you should nd that = 16 25 04 . Then you can use the formula for nding H , and you get H = 03h 40m 53.6s . Since A is a western a
AST 3722C  Spring 2008 Final. Due April 22nd 2008 before class. Instructions: Solve each problem below. Where math is involved, and unless otherwise indicated, show your work. You can consult the book, your notes, and old homeworks, but not other people.
AST 3722C  Spring 2008 Midterm  Solutions Part A. Download and view the movie at this URL:
http
: /www.theastronomer.org/asteroids/2008/2007tu24 20080202 ndj.wmv.
(If you have problems, see me.) An amateur astronomer took a sequence of digital pictures
AST 3722C  Spring 2008 Midterm. Due March 4th 2008 before class. Instructions: Solve each problem below. Where math is involved, and unless otherwise indicated, show your work. You can consult the book, your notes, and old homeworks, but not other people
AST 3722C  Spring 2008 Extra Credit Lab: Total Lunar Eclipse. Due before class on April 22. Instructions: Read through the entire lab to the end before starting it. This lab requires you to observe the total lunar eclipse on February 20. Since not everyo
AST 3722C  spring 08  class 14. tues april 15

We're in chapter 18.  detectors.
last time  detailed stuff on statistics, getting S/N
from a CCD. More bits:
So we had the CCD equation:
S/N = n * t / sqrt( n * t + npix(nsky * t + ndark * t +
UCF AST 3722C
summary of lecture for tuesday april 8

We're in chapter 18.  detectors.
continue with CCDs are in 18.15.
last time we started talking about CCDs.
 QE, function of wavelengths  handouts #26 and #27.
 More Subtleties About CC
AST 3722C
summary for lecture on tuesday april 1, class #12

19.7  Atmosphere  what does it do?
 extincts light  this is a fn of wvln though!
 distorts light  turbulence.
Here're some more details about the airmass extinction
A lot of time at
class 10. tues march 18
chapter 15 and 19.
last things about chapter 15:
 example of what to do with "per steradian". sky brightness.
The sky is not dark  it has light. some of that's
terrestrial  the sky is glowing, really! because of
t
class 9. tues march 4
in textbook: chapter 15
More about magnitudes.
important equations:
m2  m1 = 2.5*alog10( F2/F1 )
m2  m1 = 2.5*alog10( F1/F2 )
F1/F2 = 10^(0.4*(m2m1)
F1/F2 = 10^(0.4*(m1m2)
handy approximation for small mags:
if m
class 8. tues feb 26
summary for lecture.
warning: this is not supposed to be a substitute for
reading the textbook.
in textbook: chapter 10/11 end, chapter 15 start

Lect. Part. A. next chapters 10 and 11.
various effects that influence the coo
class 6. tues feb 12
summary for lecture.
warning: this is not supposed to be a substitute for
reading the textbook.
in textbook: chapter 16

Lect. Part A.  continue on chapter 16  telescopes.
last time  16.1 and 16.2, we skipped 16.3 for now,
AST 3722C
summary for lecture on tuesday january 22, class #3.
warning: this is not supposed to be a substitute for
reading the textbook.
Lect Part A: finishing chapte 9
recall from last time:
2 kinds of second  earthspin second and the atomiccloc
AST 3722C
summary for lecture on tuesday january 22, class #3.
warning: this is not supposed to be a substitute for
reading the textbook.
Lect Part A:
the cosinedeclination factor.
the arc between 2 lines of constant of RA changes as a function
of dec
AST 3722C
summary for lecture on tuesday january 15, class #2.
warning: this is not supposed to be a substitute for reading
the textbook.
Textbook Chapter 8:
Lecture Part A:
some handy conversions:
generally you want to be able to know where certain co
AST 3722C
summary for lecture on tuesday january 8, class #1.
warning: this is not supposed to be a substitute for reading
the textbook.
Textbook Chapter 5:
What astronomers do is measure I  photon flux.
I is a function of a lot of things:
wavelength
AST 3722C  Spring 2008 Lab #4: Even More Observing  Double stars magnitudes. binary Ari And Eri 32 Eri Rigel Lep 12 Lyn 145 CMa Castor Pup Cnc Leo 54 Leo UMa 24 Com Vir CVn Mizar Boo Boo Const. Aries Andromeda Eridanus Eridanus Orion Lepus Lynx Canis Ma
AST 3722C  Spring 2008 Lab #4: Even More Observing. Due before class on April 8. This is a somewhat experimental lab designed to give you more experience with the night sky. Choose one of the two parts to complete. Part A. Using a CCD with the LX90. Each
AST 3722C Spring 2008
Lab 3 solutions
Each question worth 2 points; you get 3 freebies
to make the total 25.
1. There are 8 eyepieces. The focal lengths are:
40, 32, 26, 20, 15, 12.4, 9.7, and 6.4 mm.
2. The magnifications for these 8 eyepieces are:
50,