St. Joseph's Prep 2022

Aug 20, 2022
Philadelphia, Pennsylvania, United States

St. Joseph's Preparatory School

1733 W Girard Ave, Philadelphia, PA 19130

Kelly Fieldhouse

Organization team
Richard Jiankun Peng (彭健坤)
WCA Delegate
Evan Liu
Download all the competition's details as PDF here.

All competitors must sign this liability release form to compete.

Note: the competition room has moved from the Multipurpose Room to the Kelly Fieldhouse (still at the same school/address).

Competitors may bring at most one guest.

All attendees (competitors + guests) must show valid proof that they satisfy one of the following two requirements in order to be allowed in the venue:

  • They are fully vaccinated against COVID-19. To clarify, an individual is only considered fully vaccinated if they have received their second dose of a two-dose vaccine (Pfizer or Moderna) or their only dose of a single-dose vaccine (J&J) more than two weeks before the competition. Any dose received after Saturday, August 6 is insufficient for entrance to the competition.


  • They tested negative for COVID-19 within 96 hours (4 days) of the competition. The date when the test is conducted is what matters, not the date when the results are received. Any test conducted earlier than Tuesday, August 16 is insufficient for entrance to the competition.
Main event
Registration period

Online registration opened and closed .

Registration requirements
This competition is over, click here to display the registration requirements it used.
Create a WCA account here if you don't have one.
If this is not your first competition, associate your WCA ID to your WCA account here.
Register for this competition here.
There is a competitor limit of 90 competitors.
The base registration fee for this competition is $25 (United States Dollar).
If your registration is cancelled before you will be refunded 70% of your registration fee.
Registrants on the waiting list may be accepted onto the competitor list until .
If you are a registered competitor you may change your registered events until on the Register tab.
No on the spot registrations will be accepted.
Spectators are only permitted as companions of competitors.

Click here to display the highlights of the competition.

Shaun Mack won with an average of 7.47 seconds in the 3x3x3 Cube event. Carson Widjaja finished second (7.63) and Zavian Valedon finished third (7.81).

3x3x3 Cube

# Name Best Average Citizen of Solves
1 Shaun Mack 6.94 7.47 United States 13.007.946.947.237.23
2 Carson Widjaja 6.89 7.63 United States 7.518.957.677.726.89
3 Zavian Valedon 7.16 7.81 United States 7.777.749.607.927.16

2x2x2 Cube

# Name Best Average Citizen of Solves
1 Christopher Sun 1.77 1.95 United States 1.911.776.041.912.02
2 Shaun Mack 1.59 2.24 United States 1.591.92DNF2.112.68
3 Kye Carretero 1.92 2.35 United States 1.923.052.031.963.80

3x3x3 One-Handed

# Name Best Average Citizen of Solves
1 Shaun Mack 10.96 11.70 United States 12.0414.2411.9611.1010.96
2 Richard Jiankun Peng (彭健坤) 11.90 12.61 China 13.0113.4912.8011.9012.02
3 Noah Kim 12.46 14.96 United States 14.8316.0315.9314.1212.46


# Name Best Average Citizen of Solves
1 Kyle Meade 1.32 2.41 United States 1.322.442.772.522.27
2 Shaun Mack 2.83 3.72 United States 4.16DNF4.092.832.92
3 Kyle Morales 3.25 4.10 United States 4.503.254.386.673.41


# Name Best Average Citizen of Solves
1 Shaun Mack 6.56 9.69 United States 11.1610.937.7210.416.56
2 Zach Ridall 8.47 11.61 United States 12.5711.5213.208.4710.74
3 Carson Widjaja 10.08 12.07 United States 13.1210.0810.6113.8912.48
Cookies help us deliver our services. By using our services, you agree to our use of cookies.