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PHYSICS 220 · Lec 1

Classical Mechanics

Fall 2026Musumeci, P.4 units

dibs reads this section's seats hourly, like everything else, but it does not send alerts for graduate courses yet.

Seats, time, final and grades

Seats

Open, 22 seats left.

23 of 45 enrolled, lecture and all discussions summed.

Read 45 minutes ago. This is a recent reading, not a live seat count.

Meets

TR 10:00am-11:50am

Lecture only. You also attend a discussion, listed below.

Final

Wed 9 Dec, 8:00am to 11:00am

One exam for the whole class, Los Angeles time.

Read 3 days ago.

Grades

3.61

Predicted GPA

Historical records for MUSUMECI, PIETRO; 61 letter grades

Put this class on a board

A board is one quarter you are drafting, so it needs an account to live in. Signing in brings you straight back to this page, with this class still in front of you.

Before you can enroll

Registrar's Restrictions cell, read 3 days ago: "Graduate Physics Majors".

Restrictions checked 3 days ago and may be outdated. Seat alerts are unavailable for this course. Check the registrar.

Discussions

You enroll in the discussion, not the lecture, so the seat figure above is the sum across all of them and can read open while every discussion you could actually join is full.

1 discussion, all open.

  • Dis 1A

    F 2:00pm-2:50pm

    Porciani, N.

    Open, 22 seats left.

When it meets

Discussion alternatives are shown with the lecture; choose one linked discussion.

Mon
Tue
Wed
Thu
Fri
10am
11am
12pm
1pm
2pm

Lec 1

10am-11:50am

Lec 1

10am-11:50am

Dis 1A

2pm-2:50pm

Scroll sideways for the whole week. All meeting times are listed below.

  • Lec 1

    TR 10:00am-11:50am

  • Dis 1A (alternative)

    F 2:00pm-2:50pm

Physics and Astronomy Building 2434

Grades

3.61

Predicted GPA

Historical records for MUSUMECI, PIETRO; 61 letter grades

1 other person has taught PHYSICS 220 in the grade record: PUTTERMAN, SETH J at 3.52 over 60 grades.

A range
64%
P/NP
-
letter grade only
D/F/W
0.0%

Full grade history for PHYSICS 220

What students say

dibs measures outcomes: grades, seats, how fast it fills. For what the class is actually like to sit in, BruinWalk has the reviews.

What the work looks like

  • Exams mentioned, no number given, 1 mention in past reviews
  • Problem sets mentioned, no number given, 1 mention in past reviews

Based on 6 reviews; source checked 6 days ago. dibs counts only what a review actually states, so a kind of work nobody mentioned is absent rather than zero.

Will it still be here

Not a question any more: see the notice at the top of this page.

Final enrollment per term from four years of grade data. Summer excluded: different population, different pass structure.

  • 3221F
  • 2822F
  • 2223F
  • 2724F
  • 1225F
Enrollment by term: 21F 32, 22F 28, 23F 22, 24F 27, 25F 12

Peak 32 · most recent 25F at 12

Seats over time

Filled by 10 over about 2 months

23 of 45 · 22 left in its discussions
18 Aug 18:4017 Sep 06:1616 Oct 17:53
Checked 168 of the 605 hours with hourly history, 28%. No reading was recorded in 437 hours. dibs had no hourly record before 21 Sep, which is the other 811 of 1416 plotted.23 of 45 enrolled at the newest reading, 45 minutes ago, with 22 left in its discussions. Seats from 18 Aug 18:40 to 16 Oct 17:53, 13 to 23. Checks are not continuous monitoring. Changes between checks may be missed.

A dot is a reading where something moved: the seat count, the status, or the waitlist. Flat between dots joins recorded counts; changes between reads may be missed. The line starts when dibs first saw this section rather than reaching back before it existed. The last one is the last time dibs read this section, moved or not: 45 minutes ago.

Show the readings (14)
Recorded Enrolled Capacity Status Waitlist Hours read
16 Oct 17:53 23 45 open - 108 of 401
30 Sep 01:12 23 45 open - 38 of 127
24 Sep 19:42 22 45 open - 24 of 176, 97 no hourly record
17 Sep 12:22 21 45 open - no hourly record
16 Sep 12:22 20 45 open - no hourly record
15 Sep 19:42 19 45 open - no hourly record
3 Sep 01:40 18 45 open - no hourly record
2 Sep 01:40 17 45 open - no hourly record
31 Aug 02:40 16 45 open - no hourly record
30 Aug 22:40 15 45 open - no hourly record
30 Aug 21:40 16 45 open - no hourly record
24 Aug 19:40 15 45 open - no hourly record
19 Aug 06:40 14 45 open - no hourly record
18 Aug 18:40 13 45 open - -
How readings and alerts work

Dated seat counts can be available even when hourly check history is missing. Gaps do not show whether seats changed between observations.

Seat counts show the last successful read, not live availability. Refreshes can be delayed by request limits or upstream interruptions. Watched sections receive priority, but an hourly update for every section is not guaranteed.

The registrar can change a seat count between our checks. Alerts depend on dibs detecting an opening and completing delivery; a quiet watch does not prove that no seat opened. Check the registrar before enrolling.

Class chat

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