Jeffrey Kochan
| Region | WCA ID | Gender | Competitions | Completed Solves | United States | 2018KOCH10 | Male | 18 | 437 |
|---|
Current Personal Records
| Event | NR | CR | WR | Single | Average | WR | CR | NR | |
|---|---|---|---|---|---|---|---|---|---|
| 3x3x3 Cube | 5733 | 7537 | 29941 | 11.06 | 11.56 | 16934 | 4227 | 3239 | |
| 2x2x2 Cube | 6333 | 8335 | 30060 | 3.17 | 4.04 | 14569 | 3981 | 3081 | |
| 4x4x4 Cube | 3040 | 4148 | 16819 | 46.54 | 55.33 | 18693 | 4661 | 3418 | |
| 5x5x5 Cube | 4036 | 5412 | 19686 | 1:59.13 | 2:09.76 | 18440 | 5079 | 3803 | |
| 6x6x6 Cube | 2606 | 3451 | 11729 | 4:06.97 | |||||
| 7x7x7 Cube | 2782 | 3706 | 12353 | 7:53.64 | |||||
| 3x3x3 One-Handed | 9227 | 12499 | 47829 | 40.19 | 49.25 | 45768 | 12178 | 9024 | |
| Clock | 2115 | 2610 | 8801 | 10.56 | 12.76 | 8711 | 2600 | 2125 | |
| Megaminx | 4219 | 5764 | 19517 | 2:20.69 | 2:34.58 | 16871 | 5054 | 3727 | |
| Pyraminx | 9623 | 12377 | 44099 | 7.78 | 10.67 | 36810 | 10038 | 7781 | |
| Skewb | 8445 | 10672 | 34812 | 8.93 | 11.24 | 26282 | 7730 | 6081 | |
| Square-1 | 3800 | 4723 | 14581 | 35.01 | 41.80 | 12681 | 4111 | 3317 |
| Competition | Round | Place | Single | Average | Solves | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 3x3x3 Cube | |||||||||||
| IlliNxNois Spring 2025 | First round | 30 | 11.59 | 13.10 | 11.59 | 16.49 | 15.55 | 11.83 | 11.91 | ||
| Chicagoland Newcomers 2025 | Second round | 17 | 11.06 | 11.56 | 11.51 | 12.41 | 11.32 | 11.06 | 11.84 | ||
| First round | 21 | 12.58 | 13.24 | 13.21 | 12.58 | 17.00 | 12.78 | 13.74 | |||
| Racing Kane 2025 | Second round | 39 | 11.53 | 13.62 | 14.37 | 12.65 | 13.84 | 11.53 | 16.68 | ||
| First round | 36 | 12.63 | 13.62 | 14.61 | 12.68 | 13.57 | 15.16 | 12.63 | |||
| Ackerman Spring 2024 | Second round | 40 | 11.68 | 15.16 | 14.16 | 15.35 | 15.98 | 16.18 | 11.68 | ||
| First round | 24 | 11.62 | 12.96 | 11.62 | 12.36 | 17.51 | 13.04 | 13.47 | |||
| Chicago Area Twist Spring B 2024 | Final | 21 | 13.04 | 14.41 | 13.30 | 15.00 | 13.04 | 14.95 | 14.97 | ||
| Second round | 21 | 12.01 | 14.40 | 12.01 | 17.10 | 15.51 | 13.19 | 14.49 | |||
| First round | 18 | 11.26 | 13.31 | 11.26 | 13.05 | 16.12 | 11.82 | 15.06 | |||
| UIUC Fall 2023 | Second round | 16 | 11.38 | 12.67 | 12.45 | 13.79 | 11.38 | 11.78 | 14.09 | ||
| First round | 18 | 12.71 | 13.85 | 13.72 | 17.09 | 12.71 | 15.11 | 12.73 | |||
| Peoria Fall 2023 | Second round | 24 | 11.78 | 14.13 | 12.82 | 14.23 | 15.35 | 16.79 | 11.78 | ||
| First round | 27 | 12.22 | 14.89 | 13.99 | 16.80 | 15.85 | 14.84 | 12.22 | |||
| Iowa Fall 2022 | Second round | 39 | 13.93 | 16.01 | DNF | 13.93 | 17.67 | 14.69 | 15.67 | ||
| First round | 46 | 15.12 | 17.69 | 19.97 | 17.58 | 15.51 | 15.12 | 26.95 | |||
| Puzzles at Wisconsin Spring 2022 | First round | 42 | 13.17 | 18.20 | 13.17 | 21.47 | 18.13 | 18.29 | 18.19 | ||
| UIUC Fall 2019 | First round | 45 | 16.21 | 18.94 | 20.26 | 18.01 | 16.21 | 19.96 | 18.86 | ||
| North Liberty 2019 | Second round | 38 | 16.83 | 18.52 | 18.19 | 16.83 | 21.56 | 17.41 | 19.96 | ||
| First round | 35 | 16.29 | 17.13 | 16.29 | 17.55 | 16.38 | 17.46 | 20.93 | |||
| Mishawaka Summer 2019 | First round | 36 | 15.91 | 18.62 | 18.78 | 15.91 | 18.07 | 19.00 | 19.87 | ||
| West Branch Summer 2019 | Second round | 27 | 15.98 | 19.08 | 22.80 | 15.98 | 18.85 | 19.58 | 18.82 | ||
| First round | 23 | 16.89 | 18.50 | 18.70 | 16.89 | 19.27 | 22.06 | 17.54 | |||
| Chicago Area Twist Spring 2019 | Second round | 75 | 15.02 | 19.56 | 19.45 | 20.24 | DNF | 15.02 | 18.98 | ||
| First round | 85 | 16.42 | 20.63 | 16.42 | 21.69 | 25.09 | 20.72 | 19.48 | |||
| Albany Winter 2019 | First round | 58 | 19.02 | 23.46 | 22.30 | 25.92 | 23.98 | 24.10 | 19.02 | ||
| Madison Blind N Stuff 2018 | First round | 34 | 21.81 | 22.81 | 22.03 | 25.97 | 23.59 | 22.81 | 21.81 | ||
| Coach Pigeon 2018 | First round | 138 | 28.25 | 33.24 | 44.56 | 28.25 | 33.72 | 31.23 | 34.77 | ||
| 2x2x2 Cube | |||||||||||
| IlliNxNois Spring 2025 | First round | 23 | 3.55 | 4.31 | 4.42 | 4.07 | 4.44 | 6.19 | 3.55 | ||
| Chicagoland Newcomers 2025 | Second round | 17 | 3.57 | 4.10 | 3.57 | 3.96 | 4.28 | 5.94 | 4.07 | ||
| First round | 19 | 3.59 | 4.55 | 3.59 | 4.01 | 4.59 | 6.89 | 5.04 | |||
| Chicago Area Twist Spring B 2024 | Final | 16 | 3.17 | 4.32 | 4.53 | 6.43 | 4.18 | 4.24 | 3.17 | ||
| Second round | 17 | 4.66 | 4.84 | 4.66 | 4.81 | 5.02 | 4.70 | 6.66 | |||
| First round | 20 | 4.35 | 4.96 | 4.35 | 5.00 | 5.15 | 5.66 | 4.74 | |||
| UIUC Fall 2023 | Second round | 19 | 3.56 | 5.24 | 5.24 | 4.98 | 3.56 | 7.97 | 5.49 | ||
| First round | 13 | 3.71 | 4.80 | 4.80 | 5.01 | 5.84 | 3.71 | 4.58 | |||
| Iowa Fall 2022 | First round | 31 | 4.58 | 4.96 | 5.53 | 4.58 | 4.73 | 4.61 | 7.35 | ||
| Puzzles at Wisconsin Spring 2022 | First round | 17 | 3.79 | 4.04 | 3.79 | 4.70 | 3.95 | 3.95 | 4.23 | ||
| UIUC Fall 2019 | First round | 58 | 5.09 | 6.68 | 5.09 | DNF | 6.28 | 6.80 | 6.95 | ||
| North Liberty 2019 | First round | 28 | 4.96 | 5.32 | 4.96 | 5.14 | 5.38 | 5.43 | 5.55 | ||
| Mishawaka Summer 2019 | Final | 31 | 3.93 | 5.75 | 3.93 | 4.91 | 7.57 | 6.11 | 6.23 | ||
| West Branch Summer 2019 | Second round | 24 | 4.58 | 6.13 | 6.21 | 4.58 | 6.96 | 5.21 | 7.38 | ||
| First round | 23 | 5.18 | 5.94 | 7.61 | 5.64 | 5.29 | 6.89 | 5.18 | |||
| Chicago Area Twist Spring 2019 | Final | 83 | 5.92 | 6.62 | 5.92 | 15.44 | 6.18 | 6.85 | 6.84 | ||
| Madison Blind N Stuff 2018 | First round | 39 | 6.57 | 8.32 | 7.53 | 10.49 | 6.57 | 11.40 | 6.94 | ||
| Coach Pigeon 2018 | First round | 136 | 9.13 | 10.99 | 9.13 | 10.70 | 15.04 | 12.33 | 9.94 | ||
| 4x4x4 Cube | |||||||||||
| IlliNxNois Spring 2025 | First round | 29 | 46.54 | 57.20 | 1:00.26 | 46.54 | 58.55 | 1:04.00 | 52.80 | ||
| Chicagoland Newcomers 2025 | Final | 22 | 47.31 | 55.33 | 1:00.06 | 53.34 | 58.52 | 54.14 | 47.31 | ||
| Ackerman Spring 2024 | First round | 37 | 51.65 | 1:06.63 | DNF | 1:18.22 | 1:01.22 | 1:00.45 | 51.65 | ||
| Puzzles at Wisconsin Spring 2022 | First round | 26 | 55.98 | 1:00.30 | 1:03.63 | 1:04.56 | 1:00.86 | 56.40 | 55.98 | ||
| UIUC Fall 2019 | First round | 23 | 59.06 | 1:01.39 | 59.32 | 1:01.36 | 1:37.94 | 1:03.48 | 59.06 | ||
| North Liberty 2019 | Final | 23 | 59.49 | 1:01.55 | 1:05.51 | 59.49 | 1:02.58 | 1:01.28 | 1:00.80 | ||
| Mishawaka Summer 2019 | Final | 16 | 54.24 | 1:02.28 | 54.24 | DNF | 1:13.06 | 56.89 | 56.90 | ||
| West Branch Summer 2019 | Final | 16 | 56.81 | 1:12.05 | 1:21.01 | 1:08.25 | 1:06.89 | 56.81 | 1:22.28 | ||
| First round | 16 | 1:02.33 | 1:10.27 | 1:15.10 | 1:15.55 | 1:09.26 | 1:06.45 | 1:02.33 | |||
| Chicago Area Twist Spring 2019 | Final | 51 | 1:17.49 | 1:19.46 | 1:17.49 | ||||||
| 5x5x5 Cube | |||||||||||
| IlliNxNois Spring 2025 | First round | 31 | 2:01.33 | 2:01.33 | 2:05.83 | ||||||
| Racing Kane 2025 | First round | 41 | 2:01.68 | 2:09.76 | 2:07.18 | 2:23.50 | 2:11.04 | 2:11.05 | 2:01.68 | ||
| UIUC Fall 2023 | First round | 17 | 1:59.13 | 2:22.10 | 2:28.39 | 2:27.98 | 2:18.99 | 2:19.32 | 1:59.13 | ||
| Albany Winter 2019 | First round | 38 | 2:39.71 | 2:55.68 | 2:39.71 | ||||||
| 6x6x6 Cube | |||||||||||
| IlliNxNois Spring 2025 | First round | 24 | 4:06.97 | 4:06.97 | |||||||
| Peoria Fall 2023 | First round | 22 | 4:44.23 | 4:44.23 | |||||||
| UIUC Fall 2019 | Final | 24 | 5:58.69 | 5:58.69 | |||||||
| West Branch Summer 2019 | Final | 14 | 6:27.96 | 6:27.96 | |||||||
| Chicago Area Twist Spring 2019 | Final | 22 | DNF | DNF | |||||||
| 7x7x7 Cube | |||||||||||
| IlliNxNois Spring 2025 | First round | 27 | 7:53.64 | 7:53.64 | |||||||
| Peoria Fall 2023 | First round | 21 | 8:10.72 | 8:10.72 | |||||||
| Puzzles at Wisconsin Spring 2022 | Final | 21 | DNF | DNF | |||||||
| Albany Winter 2019 | Final | 24 | 9:30.65 | 9:30.65 | |||||||
| 3x3x3 Blindfolded | |||||||||||
| Blind N' Feet Wisconsin 2019 | First round | 13 | DNF | DNF | DNF | DNS | DNS | ||||
| 3x3x3 One-Handed | |||||||||||
| Chicagoland Newcomers 2025 | First round | 40 | 40.19 | 49.25 | 44.11 | 59.10 | 46.26 | 40.19 | 57.38 | ||
| Chicago Area Twist Spring B 2024 | First round | 50 | 45.24 | 56.23 | 1:09.60 | 53.72 | 1:07.02 | 45.24 | 47.95 | ||
| Iowa Fall 2022 | First round | 53 | 52.23 | 57.97 | 52.23 | ||||||
| Puzzles at Wisconsin Spring 2022 | First round | 37 | 51.13 | 51.13 | 1:27.09 | ||||||
| UIUC Fall 2019 | Final | 53 | 1:04.22 | 1:04.22 | DNF | ||||||
| North Liberty 2019 | First round | 43 | 52.14 | 52.14 | 1:13.54 | ||||||
| Mishawaka Summer 2019 | First round | 40 | 52.66 | 1:10.35 | 52.66 | 1:15.96 | 1:15.17 | 59.91 | 1:26.03 | ||
| Clock | |||||||||||
| Racing Kane 2025 | First round | 30 | 10.56 | 12.76 | 16.92 | 13.88 | 12.02 | 12.37 | 10.56 | ||
| Peoria Fall 2023 | First round | 18 | 12.78 | 14.41 | 15.45 | 13.35 | 14.44 | 16.18 | 12.78 | ||
| Puzzles at Wisconsin Spring 2022 | First round | 19 | 12.37 | 16.21 | 13.51 | 14.27 | 20.98 | 20.85 | 12.37 | ||
| Albany Winter 2019 | Final | 15 | 20.87 | 25.78 | 22.33 | 20.87 | 25.63 | DNF | 29.39 | ||
| Megaminx | |||||||||||
| Racing Kane 2025 | Final | 44 | 2:20.69 | 2:34.58 | 2:45.72 | 2:44.57 | 2:21.60 | 2:37.56 | 2:20.69 | ||
| Chicago Area Twist Spring B 2024 | Final | 27 | 2:59.30 | 2:59.30 | DNF | ||||||
| UIUC Fall 2023 | Final | 17 | 3:02.44 | 3:02.44 | 4:19.08 | ||||||
| Iowa Fall 2022 | Final | 36 | DNF | DNF | DNF | ||||||
| Puzzles at Wisconsin Spring 2022 | First round | 28 | DNF | DNF | DNF | ||||||
| Chicago Area Twist Spring 2019 | Final | 36 | DNF | DNF | DNF | ||||||
| Albany Winter 2019 | Final | 32 | 3:04.84 | 3:06.20 | 3:04.84 | ||||||
| Pyraminx | |||||||||||
| Racing Kane 2025 | First round | 53 | 9.92 | 12.22 | 10.91 | 10.73 | 9.92 | 15.03 | 19.34 | ||
| Chicago Area Twist Spring B 2024 | First round | 49 | 10.10 | 12.01 | 10.10 | 13.02 | 15.53 | 10.92 | 12.08 | ||
| Peoria Fall 2023 | Second round | 36 | 8.51 | 10.67 | 10.55 | 13.08 | 10.80 | 10.67 | 8.51 | ||
| First round | 43 | 11.82 | 12.48 | 12.07 | 13.51 | 11.82 | 12.74 | 12.63 | |||
| Puzzles at Wisconsin Spring 2022 | First round | 30 | 9.67 | 11.60 | 16.39 | 13.95 | 9.67 | 10.62 | 10.24 | ||
| UIUC Fall 2019 | First round | 51 | 14.00 | 16.74 | 17.05 | 16.74 | 19.28 | 14.00 | 16.44 | ||
| North Liberty 2019 | First round | 57 | 13.63 | 17.57 | 17.82 | 16.74 | 22.18 | 13.63 | 18.16 | ||
| Mishawaka Summer 2019 | First round | 57 | 7.78 | 17.49 | 24.08 | 13.63 | 7.78 | 16.86 | 21.99 | ||
| Chicago Area Twist Spring 2019 | First round | 101 | 11.24 | 17.26 | 11.24 | 19.61 | 19.70 | 15.41 | 16.75 | ||
| Skewb | |||||||||||
| Chicagoland Newcomers 2025 | First round | 32 | 9.68 | 11.24 | 9.68 | 12.26 | 11.20 | 11.37 | 11.14 | ||
| Ackerman Spring 2024 | First round | 44 | 12.36 | 13.26 | 12.74 | 18.45 | 12.36 | 13.73 | 13.31 | ||
| Iowa Fall 2022 | First round | 50 | 12.72 | 14.52 | 12.72 | 13.98 | 15.90 | 13.68 | 17.31 | ||
| Puzzles at Wisconsin Spring 2022 | Final | 24 | 8.93 | 12.49 | 8.93 | 15.61 | 18.05 | 9.08 | 12.77 | ||
| North Liberty 2019 | First round | 58 | 10.78 | 20.32 | 10.78 | 36.74 | 21.46 | 16.76 | 22.74 | ||
| Chicago Area Twist Spring 2019 | Final | 80 | 11.98 | 17.90 | 11.98 | 16.22 | 19.12 | 18.35 | 24.48 | ||
| Square-1 | |||||||||||
| Ackerman Spring 2024 | First round | 34 | 35.01 | 51.68 | 47.42 | 35.01 | 37.84 | 1:09.79 | DNF | ||
| Iowa Fall 2022 | Final | 34 | 47.38 | 47.38 | 57.33 | ||||||
| Puzzles at Wisconsin Spring 2022 | First round | 22 | 36.50 | 41.80 | 36.50 | 48.14 | 52.25 | 39.64 | 37.63 | ||
| North Liberty 2019 | Final | 31 | 1:00.36 | 1:06.62 | 1:00.36 | ||||||
| West Branch Summer 2019 | Final | 14 | 44.07 | 50.77 | 44.07 | 48.71 | 47.01 | 56.58 | 1:02.95 | ||
| 3x3x3 Multi-Blind | |||||||||||
| Blind N' Feet Wisconsin 2019 | Final | 10 | DNF | DNF | |||||||