Spectra (plural of spectrum)
The solar spectrum
A fundamental measurement to extract
more information from starlight
Spread out light according to
wavelength
The Solar Spectrum as an
astronomer would study it
What do the spectra of the Sun and stars
tel

S. Widnall J. Peraire
16.07 Dynamics
Fall 2009
Version 2.0
Lecture L4 Curvilinear Motion. Cartesian Coordinates
We will start by studying the motion of a particle. We think of a particle as a body which has mass,
but has negligible dimensions. Treating bo

S Widnall
16 07 Dynamics
Fall 2009
Version 3 0
Lecture L20 - Energy Methods: Lagrange s Equations
The motion of particles and rigid bodies is governed by Newtons law. In this section, we will derive an
alternate approach, placing Newtons law into a form p

J. Peraire S. Widnall
16.07 Dynamics
Fall 2009
Version 3.0
Lecture L28 - 3D Rigid Body Dynamics: Equations of Motion;
Euler s Equations
3D Rigid Body Dynamics: Euler s Equations
We now turn to the task of deriving the general equations of motion for a thr

Figure 1. Locations of the Lagrange Points for an arbitrary 2-body system
The three points located on the line which connects the two bodies (L1, L2, L3) are
referred to as the collinear points, and are determined from Lagranges famous Quintic
Equation, p

16.100 Homework Assignment # 3
Due: Monday, September 26th, 9am
Problem 1 (70%)
Useful reading: Anderson: Section 3.14, 3.16, 4.5, 4.10
2
1
V
X
0.12c X
X
c
3
nodes where vortices
are located
X control points where
v v
u n = 0 is enforced
Consider the isos

4. The dry mass, mdry, (excluding the propulsion system mass) is fixed. The power
subsystem mass have a fixed mass, although its crucial influence on comparison between
electric propulsion systems are noted.
5. The maximum initial mass, mmax, is fixed.
6.

16 .8 51 - SATELLITE E NGINEERING MEMORANDUM
TO:
16.851 FACULTY
FROM:
STUDENTS
SUBJECT: PROBLEM SET #1
DATE:
9/17/2003
Motivation:
Launch vehicle selection and deployment strategies are an important and expensive
issue for satellite development. We want t

16.100 Homework Assignment # 4
Due: Monday, October 3 at 9am
Reading Assignment
Handout Thin Airfoil Theory Summary
Anderson, 3rd edition: Chapter 4 Section 4.1 4.9
Note: I did not give a targeted reading assignment for the problems, because essentially a

16.100 Homework Assignment # 9
Due: Monday November 21, 9am
Reading Assignment
Anderson, 3rd edition: Chapter 19 (everything)
Problem 1
In this problem, you will develop an estimate for the friction drag on the trapezoidal wing of an F-16C at
approach con

16.100 Homework Assignment # 5
Due: Wednesday, October 12, 9am
Reading Assignment
Anderson, 3rd edition: Chapter 5 Section 5.1 5.3
All of the reading will be directly useful in the problems.
In this homework, we will apply Prandtls lifting line to predict

General Astronomy (29:61)
Fall 2012
Lecture 24 Notes, October 26, 2012
1
Overview of the Solar System
Havent we done that already? We are mainly interested in two questions.
1. What makes some planets hot and some planets cold? Same question hold for
Moon

J. Peraire S. Widnall
16.07 Dynamics
Fall 2007
Version 1.0
Lecture L23 2D Rigid Body Dynamics: Impulse and Momentum
In lecture L9, we saw the principle of impulse and momentum applied to particle motion. This principle
was of particular importance when th