Full name: | Jacek Kwapiński | |
Current rank: | unranked | since January 25, 2021 |
Highest Rank: | 38th | first reached May 12, 2014 (3 weeks in total) |
Highest Year-End Rank: | 66th | (2015) |
Titles/finals: | 0/0 | |
Elo Rating: | 1473 |
Choose a table: Match scores, player Elo ratings, player rankings.
A player's elo rating is considered provisional (P) until they have either completed six matches or played matches at at least three different tournaments.
The probability of winning is equal to the predicted share of points scored. A player rated 200 above another corresponds to a 76% chance of winning.
The K value is a development coefficient, and it reduces large swings in the ratings of established players. The K value reduces over time, similar to 538's elo ratings for tennis players: 250/((player's match count+15)**(0.4)))-10
Click on column headers to sort the table.
Date | Tournament | Round | Opponent | Elo Rating Player |
Opponent |
Difference |
Share of Points Predicted |
Actual |
Difference |
Final Result Predicted |
Actual |
Difference |
K-Factor | Next Elo | Change | ||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
2020‑01‑23 | Ostroda Winter 2020 | ![]() |
Krzysztof Kostera | ||||||||||||||
2017‑08‑17 | Ostroda 2017 | ![]() |
Tomasz Strojek | ||||||||||||||
2017‑08‑17 | Ostroda 2017 | ![]() |
Artur Perskawiec | ||||||||||||||
2017‑08‑17 | Ostroda 2017 | ![]() |
Sylvain Potiron | ||||||||||||||
2015‑09‑26 | Gdynia 2015 | ![]() |
Amadeusz Kołak | ||||||||||||||
2015‑05‑16 | Lublin 2015 | ![]() |
Jakub Szwed | ||||||||||||||
2015‑05‑16 | Lublin 2015 | ![]() |
Emil Dahl | ||||||||||||||
2015‑05‑16 | Lublin 2015 | ![]() |
Daniel Chlibiuk | ||||||||||||||
2015‑05‑16 | Lublin 2015 | ![]() |
Grzegorz Jastrzębski | ||||||||||||||
2014‑05‑10 | Lublin 2014 | ![]() |
Paweł Witczak | ||||||||||||||
2014‑05‑10 | Lublin 2014 | ![]() |
Luke Burrage | ||||||||||||||
2014‑05‑10 | Lublin 2014 | ![]() |
Marcin Borkowski |
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