Course record ASTR

ASTR 405

Planetary Systems

University of Illinois Urbana-Champaign

631 grades15 sections6 professors
Grades: 2011–2025
Flunk Score10/100
Needs work

Professors 6 of 6

Jiayin Dong 35 grades · 1 term · 2025 3.75GPA
77.1% A
22.9% B
0.0% C
0.0% D
0.0% F

35 letter grades · 1 section · 2025

Compare with the course
Dong vs. the course average
A +30.4
B −7.9
C −13.8
D −4.9
F −3.8

Difference in percentage points.

0.0% withdrew · 0 of 35 enrolled.

Open full professor record
Neal K Dalal 30 grades · 1 term · 2017 3.26GPA
46.7% A
43.3% B
6.7% C
0.0% D
3.3% F

30 letter grades · 1 section · 2017

Compare with the course
Dalal vs. the course average
A −0.1
B +12.6
C −7.1
D −4.9
F −0.5

Difference in percentage points.

0.0% withdrew · 0 of 30 enrolled.

Open full professor record
Arran C Gross 54 grades · 1 term · 2024 3.12GPA
51.9% A
22.2% B
18.5% C
3.7% D
3.7% F

54 letter grades · 1 section · 2024

Compare with the course
Gross vs. the course average
A +5.1
B −8.5
C +4.7
D −1.2
F −0.1

Difference in percentage points.

0.0% withdrew · 0 of 54 enrolled.

Open full professor record
Charles F Gammie 172 grades · 3 terms · 2019–2025 3.06GPA
39.5% A
40.7% B
11.6% C
3.5% D
4.7% F

172 letter grades · 3 sections · 2019–2025

Compare with the course
Gammie vs. the course average
A −7.2
B +10.0
C −2.2
D −1.4
F +0.8

Difference in percentage points.

0.6% withdrew · 1 of 173 enrolled.

Open full professor record
Tony Wong 306 grades · 8 terms · 2011–2022 3.03GPA
46.7% A
26.5% B
16.0% C
7.5% D
3.3% F

306 letter grades · 8 sections · 2011–2022

Compare with the course
Wong vs. the course average
A same
B −4.3
C +2.2
D +2.6
F −0.5

Difference in percentage points.

Each term against the course average
Spring 2011Spring 2022

0.3% withdrew · 1 of 307 enrolled.

Open full professor record
You-Hua Chu 34 grades · 1 term · 2013 3.00GPA
44.1% A
29.4% B
17.6% C
0.0% D
8.8% F

34 letter grades · 1 section · 2013

Compare with the course
Chu vs. the course average
A −2.6
B −1.3
C +3.9
D −4.9
F +5.0

Difference in percentage points.

0.0% withdrew · 0 of 34 enrolled.

Open full professor record
Find a course or professor

Search helper · Uses this school’s records. Try “compare ECON 101” or a professor’s name.