Ernest Seroczyński
3x3x3 Cube
WCA ID: 2015SERO02
Country: Poland 
Active since: 2015
7.32s
Best Single9.12s
Best Average30
Competitions4
Best Position331
Official Solves67
Rounds#4,834
Single WR#1,345
Single CR
#178
Single NR#4,785
Average WR#1,247
Average CR
#168
Average NR0
Podiums13/11/2025
Last ResultEvents
3x3x3 Cube
2x2x2 Cube
4x4x4 Cube
5x5x5 Cube
6x6x6 Cube
7x7x7 Cube
3x3x3 Blindfolded
3x3x3 Fewest Moves
3x3x3 One-Handed
Clock
Megaminx
Pyraminx
Skewb
Square-1
4x4x4 Blindfolded
5x5x5 Blindfolded
3x3x3 Multi-Blind
3x3x3 With Feet
Competitions
Hungarian All-Rounder 6 2026
Olsztyn Spring Open 2026
Polish Sylwester Tour: Monday Night in Gdańsk 2025
Polish Championship 2025
BrizZon Side Open V 2025
Cube Factory League Brzeziny 2025
Cube Factory League Rogów Summer 2025
Szansa Cubing Open Warsaw 2025
Cube Factory League Justynów 2025
Cube Factory League Koluszki 2025
Cube Factory League Brzeziny Spring 2025
Cube Factory League Jeżów 2025
Cube Factory League Rogów 2025
Gdańska Liga Speedcubingu I 2025
Polish Championship 2023
Cubers Eve Lubartów 2021
Mazowiecka Liga Speedcubingu Warszawa 2020
Cube Factory Częstochowa 2018
Project Zamość 2018
12 Sides of Silesia 2018
Warsaw Cube Masters 2018
Cube Factory League Luty 2018
CFL Santa Claus Cube Race 2017
Polish Nationals 2017
Speed Days Kielce 2017
Polish Open 2017
GLS Cup IV 2017
ŚLS Zawiercie 2017
KKR Open 2017
Piotrków Trybunalski 2017
Santa Claus Cube Race 2016
Polish Championship 2016
II Masovian Open Płock 2016
Grudziądz Open 2016
Santa Claus Cube Race 2015
Masovian Open 2015
Event Progression
Event PB Progression
Position Progression
Result Distribution
Competition Results Table
| Competition | Date | Round | Single | Average | Position |
|---|---|---|---|---|---|
| Polish Championship 2025 | 13/11/2025 | First round | 8.56s | 9.23s | #55 |
| Cube Factory League Brzeziny 2025 | 20/09/2025 | Second round | 9.09s | 10.56s | #22 |
| Cube Factory League Rogów Summer 2025 | 23/08/2025 | Second round | 9.82s | 10.52s | #19 |
| Szansa Cubing Open Warsaw 2025 | 09/08/2025 | Second round | 9.38s | 10.55s | #25 |
| Cube Factory League Justynów 2025 | 14/06/2025 | Final | 8.58s | 9.13s | #9 |
| Cube Factory League Koluszki 2025 | 24/05/2025 | Second round | 8.46s | 9.62s | #14 |
| Cube Factory League Brzeziny Spring 2025 | 26/04/2025 | Final | 10.52s | 11.26s | #11 |
| Cube Factory League Jeżów 2025 | 15/03/2025 | Second round | 7.87s | 10.39s | #21 |
| Cube Factory League Rogów 2025 | 08/02/2025 | Second round | 7.73s | 10.02s | #13 |
| Gdańska Liga Speedcubingu I 2025 | 18/01/2025 | Second round | 9.44s | 11.17s | #29 |
| Polish Championship 2023 | 06/10/2023 | First round | 7.92s | 9.65s | #50 |
| Cubers Eve Lubartów 2021 | 18/12/2021 | Second round | 10.03s | 11.28s | #26 |
| Mazowiecka Liga Speedcubingu Warszawa 2020 | 29/02/2020 | Semi Final | 10.36s | 10.97s | #18 |
| Cube Factory Częstochowa 2018 | 15/09/2018 | Second round | 10.37s | 11.49s | #16 |
| Project Zamość 2018 | 28/07/2018 | Final | 8.76s | 10.71s | #5 |
| Warsaw Cube Masters 2018 | 24/02/2018 | Second round | 9.51s | 10.26s | #19 |
| Cube Factory League Luty 2018 | 17/02/2018 | Final | 9.09s | 12.29s | #12 |
| CFL Santa Claus Cube Race 2017 | 16/12/2017 | Final | 9.34s | 10.47s | #11 |
| Polish Nationals 2017 | 17/11/2017 | Semi Final | 9.64s | 12.43s | #35 |
| Polish Open 2017 | 15/09/2017 | Second round | 9.42s | 11.39s | #26 |
| GLS Cup IV 2017 | 05/08/2017 | Second round | 10.23s | 12.48s | #21 |
| ŚLS Zawiercie 2017 | 29/07/2017 | Semi Final | 10.17s | 10.34s | #16 |
| KKR Open 2017 | 29/04/2017 | Second round | 11.31s | 12.45s | #15 |
| Piotrków Trybunalski 2017 | 25/03/2017 | Second round | 10.76s | 11.83s | #15 |
| Santa Claus Cube Race 2016 | 17/12/2016 | Semi Final | 11.76s | 13.05s | #40 |
| Polish Championship 2016 | 09/12/2016 | Semi Final | 11.07s | 12.91s | #36 |
| II Masovian Open Płock 2016 | 27/08/2016 | Second round | 12.46s | 14.05s | #33 |
| Grudziądz Open 2016 | 19/03/2016 | Second round | 15.66s | 20.30s | #35 |
| Santa Claus Cube Race 2015 | 05/12/2015 | Second round | 17.07s | 23.45s | #100 |
| Masovian Open 2015 | 26/09/2015 | First round | 24.55s | 25.89s | #30 |
Round Breakdown
| Competition | Date | Round | Single | Average | Position |
|---|---|---|---|---|---|
| Polish Championship 2025 | 13/11/2025 | First round | 8.56s | 9.23s | #55 |
| Cube Factory League Brzeziny 2025 | 20/09/2025 | First round | 8.68s | 10.07s | #21 |
| Cube Factory League Brzeziny 2025 | 20/09/2025 | Second round | 9.09s | 10.56s | #22 |
| Cube Factory League Rogów Summer 2025 | 23/08/2025 | First round | 7.86s | 9.57s | #11 |
| Cube Factory League Rogów Summer 2025 | 23/08/2025 | Second round | 9.82s | 10.52s | #19 |
| Szansa Cubing Open Warsaw 2025 | 09/08/2025 | First round | 9.29s | 10.31s | #25 |
| Szansa Cubing Open Warsaw 2025 | 09/08/2025 | Second round | 9.38s | 10.55s | #25 |
| Cube Factory League Justynów 2025 | 14/06/2025 | First round | 8.51s | 9.84s | #14 |
| Cube Factory League Justynów 2025 | 14/06/2025 | Second round | 8.96s | 9.12s | #12 |
| Cube Factory League Justynów 2025 | 14/06/2025 | Final | 8.58s | 9.13s | #9 |
| Cube Factory League Koluszki 2025 | 24/05/2025 | First round | 8.17s | 9.58s | #14 |
| Cube Factory League Koluszki 2025 | 24/05/2025 | Second round | 8.46s | 9.62s | #14 |
| Cube Factory League Brzeziny Spring 2025 | 26/04/2025 | First round | 9.30s | 9.76s | #14 |
| Cube Factory League Brzeziny Spring 2025 | 26/04/2025 | Second round | 8.53s | 9.28s | #10 |
| Cube Factory League Brzeziny Spring 2025 | 26/04/2025 | Final | 10.52s | 11.26s | #11 |
| Cube Factory League Jeżów 2025 | 15/03/2025 | First round | 7.96s | 9.64s | #16 |
| Cube Factory League Jeżów 2025 | 15/03/2025 | Second round | 7.87s | 10.39s | #21 |
| Cube Factory League Rogów 2025 | 08/02/2025 | First round | 9.10s | 9.76s | #11 |
| Cube Factory League Rogów 2025 | 08/02/2025 | Second round | 7.73s | 10.02s | #13 |
| Gdańska Liga Speedcubingu I 2025 | 18/01/2025 | First round | 8.08s | 9.50s | #16 |
| Gdańska Liga Speedcubingu I 2025 | 18/01/2025 | Second round | 9.44s | 11.17s | #29 |
| Polish Championship 2023 | 06/10/2023 | First round | 7.92s | 9.65s | #50 |
| Cubers Eve Lubartów 2021 | 18/12/2021 | First round | 8.24s | 9.59s | #12 |
| Cubers Eve Lubartów 2021 | 18/12/2021 | Second round | 10.03s | 11.28s | #26 |
| Mazowiecka Liga Speedcubingu Warszawa 2020 | 29/02/2020 | First round | 8.84s | 9.83s | #6 |
| Mazowiecka Liga Speedcubingu Warszawa 2020 | 29/02/2020 | Second round | 7.32s | 11.62s | #22 |
| Mazowiecka Liga Speedcubingu Warszawa 2020 | 29/02/2020 | Semi Final | 10.36s | 10.97s | #18 |
| Cube Factory Częstochowa 2018 | 15/09/2018 | First round | 8.71s | 10.45s | #10 |
| Cube Factory Częstochowa 2018 | 15/09/2018 | Second round | 10.37s | 11.49s | #16 |
| Project Zamość 2018 | 28/07/2018 | First round | 9.88s | 11.17s | #7 |
| Project Zamość 2018 | 28/07/2018 | Second round | 9.32s | 9.94s | #4 |
| Project Zamość 2018 | 28/07/2018 | Final | 8.76s | 10.71s | #5 |
| Warsaw Cube Masters 2018 | 24/02/2018 | First round | 8.67s | 11.58s | #28 |
| Warsaw Cube Masters 2018 | 24/02/2018 | Second round | 9.51s | 10.26s | #19 |
| Cube Factory League Luty 2018 | 17/02/2018 | First round | 7.91s | 10.44s | #7 |
| Cube Factory League Luty 2018 | 17/02/2018 | Second round | 9.06s | 10.64s | #10 |
| Cube Factory League Luty 2018 | 17/02/2018 | Final | 9.09s | 12.29s | #12 |
| CFL Santa Claus Cube Race 2017 | 16/12/2017 | First round | 10.04s | 11.85s | #22 |
| CFL Santa Claus Cube Race 2017 | 16/12/2017 | Second round | 8.91s | 10.62s | #16 |
| CFL Santa Claus Cube Race 2017 | 16/12/2017 | Final | 9.34s | 10.47s | #11 |
| Polish Nationals 2017 | 17/11/2017 | First round | 8.98s | 11.13s | #25 |
| Polish Nationals 2017 | 17/11/2017 | Second round | 9.44s | 10.76s | #26 |
| Polish Nationals 2017 | 17/11/2017 | Semi Final | 9.64s | 12.43s | #35 |
| Polish Open 2017 | 15/09/2017 | First round | 10.11s | 11.86s | #28 |
| Polish Open 2017 | 15/09/2017 | Second round | 9.42s | 11.39s | #26 |
| GLS Cup IV 2017 | 05/08/2017 | First round | 9.05s | 10.35s | #8 |
| GLS Cup IV 2017 | 05/08/2017 | Second round | 10.23s | 12.48s | #21 |
| ŚLS Zawiercie 2017 | 29/07/2017 | First round | 9.04s | 11.07s | #19 |
| ŚLS Zawiercie 2017 | 29/07/2017 | Second round | 9.46s | 11.29s | #24 |
| ŚLS Zawiercie 2017 | 29/07/2017 | Semi Final | 10.17s | 10.34s | #16 |
| KKR Open 2017 | 29/04/2017 | First round | 8.01s | 13.18s | #13 |
| KKR Open 2017 | 29/04/2017 | Second round | 11.31s | 12.45s | #15 |
| Piotrków Trybunalski 2017 | 25/03/2017 | First round | 10.42s | 11.94s | #17 |
| Piotrków Trybunalski 2017 | 25/03/2017 | Second round | 10.76s | 11.83s | #15 |
| Santa Claus Cube Race 2016 | 17/12/2016 | First round | 11.83s | 12.79s | #41 |
| Santa Claus Cube Race 2016 | 17/12/2016 | Second round | 9.98s | 11.22s | #20 |
| Santa Claus Cube Race 2016 | 17/12/2016 | Semi Final | 11.76s | 13.05s | #40 |
| Polish Championship 2016 | 09/12/2016 | First round | 11.27s | 13.60s | #48 |
| Polish Championship 2016 | 09/12/2016 | Second round | 11.56s | 13.08s | #40 |
| Polish Championship 2016 | 09/12/2016 | Semi Final | 11.07s | 12.91s | #36 |
| II Masovian Open Płock 2016 | 27/08/2016 | First round | 12.69s | 13.20s | #27 |
| II Masovian Open Płock 2016 | 27/08/2016 | Second round | 12.46s | 14.05s | #33 |
| Grudziądz Open 2016 | 19/03/2016 | First round | 15.60s | 16.69s | #24 |
| Grudziądz Open 2016 | 19/03/2016 | Second round | 15.66s | 20.30s | #35 |
| Santa Claus Cube Race 2015 | 05/12/2015 | First round | 17.77s | 19.70s | #83 |
| Santa Claus Cube Race 2015 | 05/12/2015 | Second round | 17.07s | 23.45s | #100 |
| Masovian Open 2015 | 26/09/2015 | First round | 24.55s | 25.89s | #30 |
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